Illinois State Water Survey Illinois State Climatologist

April Colder Than March So Far

I realized this morning that I was wearing short-sleeve shirts in March and long-sleeve shirts (and a light jacket) in April. It’s like that movie Freaky Friday about the mother and daughter switching bodies, only in this case March and April have switched. [updated April 25] The statewide average temperature for April 1-24 is 53.7 […]

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World View of March Temperatures

One of the advantages of using satellites to measure temperatures is that you can get a world view, even over the oceans. The University of Alabama-Huntsville produced this map of temperature departures around the globe for March 2012. The temperature departures are in degrees Celsius, so if you double them you can get a ballpark […]

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More Discussion on the Warm March

I have collected several discussions from NWS offices and elsewhere about the warm March and why it happened. Most of these reports offer more details about specific locations. The technical report goes into considerable detail about the underlying meteorological conditions. Northeast Illinois (NWS Chicago) Central Illinois (NWS Lincoln) Northwest Illinois (NWS Davenport) Southwest Illinois (NWS St. Louis) Southern Illinois (NWS Paducah […]

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More Discussion on the Warm March

I have collected several discussions from NWS offices and elsewhere about the warm March and why it happened. Most of these reports offer more details about specific locations. The technical report goes into considerable detail about the underlying meteorological conditions. Northeast Illinois (NWS Chicago) Central Illinois (NWS Lincoln) Northwest Illinois (NWS Davenport) Southwest Illinois (NWS St. Louis) Southern Illinois (NWS Paducah […]

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