Scattered thunderstorms and heavy rainfall may bring areas of flooding though the weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Tropical Storm Erin may bring isolated flash and urban flooding, landslides or mudslides, and tropical storm conditions to Puerto Rico and the U.S. Virgin Islands. Read More >
Central Illinois
Weather Forecast Office
1991-2020 New Monthly Climate Normals - Peoria & Springfield
Below are the new monthly climate normals for Peoria and Springfield. Both locations had temperatures increase each month since the last normals were released a decade ago, with December being the most noticeable. Precipitation and snowfall are each about 1-1.5" higher than before for the year. More information about the new climate normals and how they are determined can be found here.
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Peoria New vs. Previous Climate Normals | Springfield New vs. Previous Climate Normals |
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US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Central Illinois
1362 State Route 10
Lincoln, IL 62656
217-732-7321 (forecast recording) or 217-732-3089
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