![Page 1: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/1.jpg)
A Drought History of A Drought History of Alabama, Georgia and the Alabama, Georgia and the
Panhandle of Florida Panhandle of Florida
David Emory Stooksbury, Ph.D.David Emory Stooksbury, Ph.D.State Climatologist – Associate ProfessorState Climatologist – Associate ProfessorEngineering and Atmospheric SciencesEngineering and Atmospheric Sciences
The University of GeorgiaThe University of Georgia
[email protected]@engr.uga.edu706-583-0156706-583-0156
![Page 2: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/2.jpg)
Drought in the SoutheastDrought in the Southeast
![Page 3: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/3.jpg)
Drought in the SoutheastDrought in the Southeast
Is a normal component of the Is a normal component of the climate systemclimate system
![Page 4: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/4.jpg)
Drought in the SoutheastDrought in the Southeast
Is a normal component of the Is a normal component of the climate systemclimate system
Has occurred in the past and will in Has occurred in the past and will in the futurethe future
![Page 5: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/5.jpg)
Drought in the SoutheastDrought in the Southeast
Is a normal component of the Is a normal component of the climate systemclimate system
Has occurred in the past and will in Has occurred in the past and will in the futurethe future
No evidence of change in drought No evidence of change in drought frequency or intensityfrequency or intensity
![Page 6: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/6.jpg)
Drought in the SoutheastDrought in the Southeast
Is a normal component of the climate Is a normal component of the climate systemsystem
Has occurred in the past and will in the Has occurred in the past and will in the futurefuture
No evidence of change in drought No evidence of change in drought frequency or intensityfrequency or intensity At least from a climatic viewAt least from a climatic view
![Page 7: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/7.jpg)
Drought in the SoutheastDrought in the Southeast
Is a normal component of the climate systemIs a normal component of the climate system
Has occurred in the past and will in the futureHas occurred in the past and will in the future
No evidence of change in drought frequency No evidence of change in drought frequency or intensityor intensity
Societal Changes change our vulnerability to Societal Changes change our vulnerability to drought – both increasing and decreasing our drought – both increasing and decreasing our vulnerabilityvulnerability
![Page 8: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/8.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
![Page 9: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/9.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
![Page 10: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/10.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980
![Page 11: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/11.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980
1960 – Metro Atlanta about 1,000,0001960 – Metro Atlanta about 1,000,000
![Page 12: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/12.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980
1960 – Metro Atlanta about 1 million1960 – Metro Atlanta about 1 million 1960 – State of Georgia about 4.5 million1960 – State of Georgia about 4.5 million
![Page 13: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/13.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980
1960 – Metro Atlanta about 1 million1960 – Metro Atlanta about 1 million 1960 – State of Georgia about 4.5 million1960 – State of Georgia about 4.5 million
2008 – Metro Atlanta over 4.5 million2008 – Metro Atlanta over 4.5 million
![Page 14: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/14.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980
1960 – Metro Atlanta about 1 million1960 – Metro Atlanta about 1 million 1960 – State of Georgia about 4.5 million1960 – State of Georgia about 4.5 million
2009 – Metro Atlanta over 4.5 million2009 – Metro Atlanta over 4.5 million 2009 – State of Georgia over 9 million2009 – State of Georgia over 9 million
![Page 15: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/15.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980 Growth has be unevenly distributedGrowth has be unevenly distributed
![Page 16: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/16.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II Accelerated growth since 1980Accelerated growth since 1980 Growth has be unevenly distributedGrowth has be unevenly distributed
Along the coast Along the coast Northern Piedmont – top of the water shedNorthern Piedmont – top of the water shed
![Page 17: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/17.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes
![Page 18: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/18.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes Urban sprawl – changes in the watershed Urban sprawl – changes in the watershed
flow patternsflow patterns
![Page 19: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/19.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes Urban sprawl – changes in the watershed Urban sprawl – changes in the watershed
flow patternsflow patterns Conversion of row crop fields to forest Conversion of row crop fields to forest
(started in 1920s)(started in 1920s)
![Page 20: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/20.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes
Agricultural ChangesAgricultural Changes
![Page 21: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/21.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes
Agricultural ChangesAgricultural Changes Shift in amount in land in row crops and Shift in amount in land in row crops and
treestrees
![Page 22: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/22.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes
Agricultural ChangesAgricultural Changes Shift in amount in land in row crops and Shift in amount in land in row crops and
treestrees Increase in irrigationIncrease in irrigation
![Page 23: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/23.jpg)
Societal Changes in the Societal Changes in the SoutheastSoutheast
Rapid population growth starting after Rapid population growth starting after World War IIWorld War II
Landscape changes Landscape changes
Agricultural ChangesAgricultural Changes Shift in amount in land in row crops and treesShift in amount in land in row crops and trees Increase in irrigationIncrease in irrigation Increase in urban agriculture – the “green” Increase in urban agriculture – the “green”
industryindustry
![Page 24: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/24.jpg)
Climate Trends Across the Climate Trends Across the SoutheastSoutheast
![Page 25: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/25.jpg)
Climate Trends Across the Climate Trends Across the SoutheastSoutheast
Since 1900 – No trend in yearly Since 1900 – No trend in yearly precipitationprecipitation
Since 1900 – No trend to slight Since 1900 – No trend to slight cooling in yearly average cooling in yearly average temperaturestemperatures
![Page 26: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/26.jpg)
The DriversThe Drivers
Location, Location, LocationLocation, Location, Location
El NiEl Niño and La Nio and La Niñaa
![Page 27: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/27.jpg)
Coupled Air-Sea Coupled Air-Sea InteractionsInteractionsThe El Nino/La Nina cycle is the
predominant mode of year to year climate variability.
“The CPC seasonal forecasts lack useful skill in the absence of a strong El Niño/La Niña event” - Bob Livezey
![Page 28: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/28.jpg)
Tracking Tracking the El Niño /La Niña Cycle
• Sea surface temperature anomalies averaged over the Nino 3.4 portion of the equatorial Pacific Ocean
•Smoothed with a three-month running average to reduce noise
![Page 29: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/29.jpg)
Winter Jet Stream Patterns Winter Jet Stream Patterns During During
El Niño and La NiñaEl Niño and La NiñaEl NiñoEl Niño La NiñaLa Niña
![Page 30: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/30.jpg)
El Niño Effects on El Niño Effects on PrecipitationPrecipitation
![Page 31: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/31.jpg)
La Niña Effects on La Niña Effects on PrecipitationPrecipitation
![Page 32: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/32.jpg)
Alabama DroughtsAlabama Droughts
![Page 33: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/33.jpg)
Georgia DroughtsGeorgia Droughts
![Page 34: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/34.jpg)
![Page 35: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/35.jpg)
Annual North Central Annual North Central GeorgiaGeorgia
![Page 36: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/36.jpg)
Annual West Central Annual West Central GeorgiaGeorgia
![Page 37: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/37.jpg)
Annual Alabama Piedmont Annual Alabama Piedmont PlateauPlateau
![Page 38: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/38.jpg)
Annual Southwest GeorgiaAnnual Southwest Georgia
![Page 39: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/39.jpg)
Annual Coastal Plain Annual Coastal Plain AlabamaAlabama
![Page 40: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/40.jpg)
Annual Northwest FloridaAnnual Northwest Florida
![Page 41: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/41.jpg)
The Seasonal The Seasonal Distribution is Distribution is IMPORTANT IMPORTANT
![Page 42: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/42.jpg)
Typical Recharge in North Typical Recharge in North GeorgiaGeorgia
- Courtesy SERFC
![Page 43: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/43.jpg)
Response of Hydrologic Response of Hydrologic SystemsSystems
Apalachicola River at Chattahoochee, Florida
![Page 44: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/44.jpg)
ENSO and Flow RatesENSO and Flow RatesApalachicola River at
Chattahoochee, Florida
![Page 45: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/45.jpg)
Rainfall By SeasonsRainfall By Seasons
![Page 46: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/46.jpg)
Winter North Central Winter North Central GeorgiaGeorgia
![Page 47: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/47.jpg)
Spring North Central Spring North Central GeorgiaGeorgia
![Page 48: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/48.jpg)
Summer North Central Summer North Central GeorgiaGeorgia
![Page 49: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/49.jpg)
Fall North Central GeorgiaFall North Central Georgia
![Page 50: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/50.jpg)
Winter West Central Winter West Central GeorgiaGeorgia
![Page 51: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/51.jpg)
Spring West Central Spring West Central GeorgiaGeorgia
![Page 52: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/52.jpg)
Summer West Central Summer West Central GeorgiaGeorgia
![Page 53: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/53.jpg)
Fall West Central GeorgiaFall West Central Georgia
![Page 54: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/54.jpg)
Winter Piedmont Plateau Winter Piedmont Plateau AlabamaAlabama
![Page 55: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/55.jpg)
Spring Piedmont Plateau Spring Piedmont Plateau AlabamaAlabama
![Page 56: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/56.jpg)
Summer Piedmont Plateau Summer Piedmont Plateau AlabamaAlabama
![Page 57: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/57.jpg)
Fall Piedmont Plateau Fall Piedmont Plateau AlabamaAlabama
![Page 58: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/58.jpg)
Winter Southwest GeorgiaWinter Southwest Georgia
![Page 59: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/59.jpg)
Spring Southwest GeorgiaSpring Southwest Georgia
![Page 60: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/60.jpg)
Summer Southwest GeorgiaSummer Southwest Georgia
![Page 61: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/61.jpg)
Fall Southwest GeorgiaFall Southwest Georgia
![Page 62: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/62.jpg)
Winter Coastal Plain Winter Coastal Plain AlabamaAlabama
![Page 63: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/63.jpg)
Spring Coastal Plain Spring Coastal Plain AlabamaAlabama
![Page 64: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/64.jpg)
Summer Coastal Plain Summer Coastal Plain AlabamaAlabama
![Page 65: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/65.jpg)
Fall Coastal Plain AlabamaFall Coastal Plain Alabama
![Page 66: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/66.jpg)
Winter Northwest FloridaWinter Northwest Florida
![Page 67: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/67.jpg)
Spring Northwest FloridaSpring Northwest Florida
![Page 68: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/68.jpg)
Summer Northwest FloridaSummer Northwest Florida
![Page 69: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/69.jpg)
Fall Northwest FloridaFall Northwest Florida
![Page 70: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/70.jpg)
Tree Ring Drought Tree Ring Drought InformationInformation
Long-term Droughts (3 or more years PDI Long-term Droughts (3 or more years PDI < -0.99)< -0.99) 1756-17601756-1760 1762-17641762-1764 1797-18021797-1802 1855-18571855-1857 1896-18991896-1899 1925-19271925-1927 1954-19561954-1956 1998-20021998-2002 2006-20092006-2009
![Page 71: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/71.jpg)
Tree Ring Drought Tree Ring Drought InformationInformation
Long-term Droughts (3 or more years PDI < Long-term Droughts (3 or more years PDI < -0.99)-0.99) 1756-17601756-1760 1762-17641762-1764 1797-18021797-1802 1855-18571855-1857 1896-18991896-1899 1925-19271925-1927 1954-19561954-1956 1998-20021998-2002 2006-20092006-2009
Long-term drought about once in 40 yearsLong-term drought about once in 40 years
![Page 72: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/72.jpg)
Tree Ring Drought Tree Ring Drought InformationInformation
Long-term Droughts Long-term Droughts (2 or more years PDI (2 or more years PDI < -0.99)< -0.99)1756-17601756-1760 1762-17641762-1764 1797-18021797-18021855-18571855-1857 1896-18991896-1899 1925-19271925-19271954-19561954-1956 1998-20021998-2002 2006-20092006-2009
Adds the following yearsAdds the following years 1708-17091708-1709 1714-17151714-1715 1839-18401839-1840 1844-18451844-1845 1914-19151914-1915
![Page 73: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/73.jpg)
Tree Ring Drought Tree Ring Drought InformationInformation
Long-term Droughts Long-term Droughts (2 or more years)(2 or more years)1756-17601756-1760 1762-17641762-1764 1797-18021797-18021855-18571855-1857 1896-18991896-1899 1925-19271925-19271954-19561954-1956 1998-20021998-2002 2006-20092006-2009
Adds the following yearsAdds the following years1708-17091708-1709 1714-17151714-1715 1839-18401839-18401844-18451844-1845 1914-19151914-1915
Return interval is now once in 25 Return interval is now once in 25 yearsyears
![Page 74: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/74.jpg)
Some Drought Some Drought Monitoring ToolsMonitoring Tools
![Page 75: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/75.jpg)
US Drought MonitorUS Drought Monitor
![Page 76: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/76.jpg)
Lawn and Garden IndexLawn and Garden Index
![Page 77: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/77.jpg)
Summer Drought and Moistness Index Summer Drought and Moistness Index Alabama 900-2009Alabama 900-2009
-6
-4
-2
0
2
4
6
900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000
15422007
9th Driest
![Page 78: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/78.jpg)
SummarySummary
![Page 79: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/79.jpg)
SummarySummary
Droughts are a normal component of Droughts are a normal component of the climate systemthe climate system
![Page 80: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/80.jpg)
SummarySummary
Droughts are a normal component of Droughts are a normal component of the climate systemthe climate system
We will have droughts in the futureWe will have droughts in the future
![Page 81: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/81.jpg)
SummarySummary
Droughts are a normal component of Droughts are a normal component of the climate systemthe climate system
We will have droughts in the futureWe will have droughts in the future
No trend in southeastern climate No trend in southeastern climate since 1900since 1900
![Page 82: A Drought History of Alabama, Georgia and the Panhandle of Florida David Emory Stooksbury, Ph.D. State Climatologist – Associate Professor Engineering](https://reader036.vdocuments.net/reader036/viewer/2022062517/56649f1d5503460f94c33f00/html5/thumbnails/82.jpg)
SummarySummary Droughts are a normal component of the Droughts are a normal component of the
climate systemclimate system
We will have droughts in the futureWe will have droughts in the future
No trend in southeastern climate since No trend in southeastern climate since 19001900
More people but the same amount of More people but the same amount of waterwater