Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains
Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >
Last Update: 244 PM CDT Thu Sep 18 2025
For More Weather Information:
6NM SE Evanston IL
Marine Zone Forecast
Tonight
East winds around 10 kt. Mostly clear. Waves 1 to 2 ft.
Friday
East winds 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Mostly sunny in the morning, then becoming partly cloudy. Waves 1 to 2 ft.
Friday Night
East winds 10 to 15 kt becoming southeast overnight. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms overnight. Waves 1 to 3 ft building to 2 to 4 ft.
Saturday
Southeast winds 10 to 15 kt becoming east in the afternoon. Slight chance of showers in the morning, then chance of showers and slight chance of thunderstorms in the afternoon. Waves 1 to 3 ft.
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