weather and hydro 2014 outlook
DESCRIPTION
Weather and Hydro 2014 Outlook. Latah County LEPC 2 /13/2014 John Livingston National Weather Service, Spokane. What’s happening now? . Wet, Warm, and Windy! . Current Flood Hazards. Ponding water from rain & snowmelt that can’t soak into frozen ground. - PowerPoint PPT PresentationTRANSCRIPT
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Weather and Hydro2014 Outlook
Latah County LEPC2/13/2014
John LivingstonNational Weather Service, Spokane
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What’s happening now?
Wet, Warm, and Windy!
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Current Flood Hazards
• Ponding water from rain & snowmelt that can’t soak into frozen ground.
• Storm drains & culverts plugged with ice & snow
• Cumulative ponding from series of storms since ground is still frozen
• Rises on creeks & Rivers. Stay up-to-date on new forecasts!
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Paradise Creek
Palouse River
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Current Snowpack (% of Normal)
Lake Pend Oreille Watershed
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Moscow Mountain Snow
71% of median SWE
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Departure from Normal Snow Depth
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Dry Fall!
• For the Oct 1 – Jan 31 period– Moscow is 20th driest in 120 years– Potlatch is DRIEST in 90 years
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National Drought Monitor
Moderate Drought
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Long Range Weather Outlook
ENSO “Neutral” Conditions Persist
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Long Range Weather Outlook
Sea Surface Temperatures
Departure from Normal
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8-14 Day OutlookValid Feb 20-26
Temperature
http://www.cpc.ncep.noaa.gov
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8-14 Day OutlookValid Feb 20-26
Precipitation
http://www.cpc.ncep.noaa.gov
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Mar – Apr – May OutlookTemperature
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Mar – Apr – May OutlookPrecipitation
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Summary
• Short Term Forecast Biggest Concern with Potential Flooding
• After a very dry fall, catching up on mountain snowpack.
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Stay Informed
• weather.gov/spokane• Like us on Facebook National Weather Service Spokane
• Follow us on Twitter @NWSSpokane
#wawx #idwx
• YouTubeNWS Spokane
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Question?