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January in Illinois Presented Wild Temperature Swings
Midwest Experiences Warmest and Wettest December on Record
Record-Setting December Occurred in Illinois
Fall Brings Near-Record Warmth to the Midwest
Warm and Damp November in Illinois
Model Stormwater Ordinance is Now Available for Communities
El Niño and the Midwest
October: Warm and Dry in Illinois
Increased Water Demand Threatens Deep Bedrock Aquifer Water Supplies in Northeastern Illinois
September: The Ninth Warmest on Record for Illinois
Soil Moisture Rises the Second Week of September
Illinois Has a Cool, Dry August
Little Change in Soil Moisture During the First Half of August
Report for the Urban Flooding Awareness Act
2014 Marks the 4th Coldest Year on Record for Illinois
Study Shows McHenry County Water Supplies May Not Suffice in Future
Researchers Track Mercury in Fish from Illinois Streams
The Drought of 2012
Study Shows NE Illinois Should Have Enough Water to 2050
Winter Weather Preparedness Information
Illinois State Water Survey in the News
Groundwater Modeling Efforts Awarded
ISWS Makes an Impact in the Chicago Region
Did you know? - Illinois Weather and Climate Statistics and Trends
Chicago Flood Potential is Higher than Expected
Honors Bestowed on ISWS Staff
Current Climate Conditions in Illinois (State Climatologist)
Global Climate Change: What Will It Mean For Illinois?
Insights to Key Questions About Climate Change (pdf ~620k)
Other documents and information can be found on our General Information page.
Illinois State Water Survey publications may be located using our Publications Search Engine.
The Illinois State Water Survey map series may be found on our Maps page.