Illinois State Water Survey Illinois State Climatologist

Snowfall Map from the March 24-25 Snowstorm

Here is a great product from the NWS (www.srh.noaa.gov/ridge2/snow/) showing the snowfall totals of the last two days. I chose the last two days since some snow from the event fell before 7 am on Sunday. The heaviest amounts were concentrated over central Illinois, including 18.5 inches at Springfield. It was very impressive for a […]

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Fourth Warmest Spring in Illinois

Spring temperatures in Midwest.

Based on preliminary data, the statewide average temperature for spring in Illinois was 55.3 degrees, 3.3 degrees above normal and the fourth warmest spring on record. Warmer than normal conditions prevailed in the spring months of March (+2.5 degrees), April (+6.2 degrees), and May (+1.3 degrees). The statewide average precipitation for spring was 11.97 inches, […]

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