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County Forecast for Sublette , IL
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172230-
Lee-
Including the city of Dixon
220 AM CDT Wed Jun 17 2026

...FLOOD WATCH IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH THIS
AFTERNOON...

Today   A chance of thunderstorms in the morning. Showers. Thunderstorms likely in the afternoon. Some thunderstorms may be severe with heavy rainfall in the afternoon. Locally heavy rainfall possible until late afternoon. Breezy. Highs in the lower 70s. Southeast winds 15 to 20 mph, becoming southwest in the afternoon. Gusts up to 30 mph. Chance of precipitation near 100 percent.
Tonight   Partly cloudy. A slight chance of showers early in the evening. Breezy with lows in the upper 50s. West winds 10 to 15 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight. Chance of precipitation 20 percent.
Thursday   Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 10 to 15 mph.
Thursday night   Clear. Lows in the lower 50s. Northwest winds 5 to 10 mph.
Juneteenth   Sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon.
Friday night   Mostly clear. A slight chance of showers in the evening. Lows in the upper 50s. Chance of precipitation 20 percent.
Saturday   Partly cloudy. Highs around 80.
Saturday night   Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows around 60. Chance of precipitation 40 percent.
Sunday   Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of precipitation 70 percent.
Sunday night   Mostly cloudy. Showers likely, mainly in the evening. Lows in the upper 50s. Chance of precipitation 60 percent.
Monday   Partly cloudy. Highs in the mid 70s.
Monday night   Partly cloudy. Lows in the mid 50s.
Tuesday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.
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Bryce Anderson – DTN Meteorologist
Big Severe Weather Event for Midwest Wednesday

Three active weather systems; severe outbreak Wednesday threatens tornadoes, damaging winds, and large hail Midwest. » More DTN Weather Commentary

Posted at 12:00PM Tue Jun 16, 2026 CDT
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