Illinois State Water Survey Illinois State Climatologist

Forecast for October, Fall, and Winter – Warmer Than Average

The NWS Climate Prediction Center released their latest outlook for October and beyond. It looks like the warm-than-average weather is expected to continue for the next several months. The primary driver in the forecast is the ongoing El Niño in the Pacific Ocean basin. October Illinois has an increased chance of above-average temperatures for October. […]

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Another Forecast Suggests a Higher Chance of a Wet Fall in Illinois

Last week, the NWS Climate Prediction Center released their official forecast for fall and winter. Their forecasters used a variety of tools and as well their own expertise to develop those forecasts. While their forecast for Illinois this winter was interesting, the one for fall was not.  They had us with equal chances of above-, below-, […]

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Latest Seasonal Forecasts for Illinois – A Mild Winter?

The NWS Climate Prediction Center released their latest seasonal forecasts today. Here are the results for Illinois. The biggest news is that Illinois has an increased chance of above-average temperatures and below-average precipitation for the winter months of December, January, and February. This forecast is based largely on the developing El Niño in the Pacific Ocean. […]

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Summer Weather Gives Way to Fall

If you look at the start to September, temperatures have run 3 degrees above average. And yesterday and today have been the hottest yet with temperatures the 80s and 90s across much of state. But that is about to change as a cold front pushes through later today. This weekend and next week will be […]

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