Download - GREAT LAKES WATER LEVELS - NOAA
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GREAT LAKES WATER LEVELS
John AllisChief, Great Lakes Hydraulics and Hydrology Office
Detroit District, Corps of EngineersDate: 13 Apr 2020
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MONITORING GREAT LAKES WATER LEVELS
Daily Average Water Levels Based on Lake-Wide Average Network• Lake Superior: Duluth, Marquette, Pt. Iroquois, Thunder Bay, Michipicoten• Lakes Michigan-Huron: Harbor Beach, Ludington, Mackinaw City, Milwaukee, Tobermory, Thessalon• Lake St. Clair: St. Clair Shores, Belle River• Lake Erie: Toledo, Cleveland, Port Stanley, Port Colborne• Lake Ontario: Oswego, Rochester, Toronto, Kingston, Port Weller, Cobourg
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ANNUAL WATER LEVELS AND THE HYDROLOGIC CYCLE
WINTER SPRING SUMMER FALL
Snowaccumulation
Snow melt, rainfall,increased runoff
Increasedsunshine warmslake water
Increasedevaporation
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4Decade plus of low water with record lows
Record rise and record highs
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LAKE SUPERIOR
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LAKE HURON
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LAKE MICHIGAN
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LAKE ERIE
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LAKE ONTARIO
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PRECIPITATION RANKS FOR GREAT LAKES BASIN
Wettest 12, 24, 48 and 60 month periods in 120 plus years for the Great Lakes
NOAA National Centers for Environmental Information, Climate at a Glance
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6 MONTH WATER LEVEL FORECAST
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6 MONTH WATER LEVEL FORECAST
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6 MONTH WATER LEVEL FORECAST
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6 MONTH WATER LEVEL FORECAST
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6 MONTH WATER LEVEL FORECAST
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HTTPS://WWW.LRE.USACE.ARMY.MIL/ABOUT/GREAT-LAKES-HIGH-WATER/
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