County Forecast for Newton , IL
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222000-
Jasper-
Including the city of Newton
737 AM CDT Fri May 22 2026

Rest of today   Cloudy. A chance of showers this morning, then showers likely with a slight chance of thunderstorms this afternoon. Highs in the mid 60s. Northeast winds around 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Tonight   Cloudy with a 50 percent chance of showers. Lows in the upper 50s. Northeast winds 5 to 10 mph, becoming north after midnight.
Saturday   Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Not as cool with highs in the upper 70s. Northwest winds around 5 mph. Chance of rain 20 percent.
Saturday night   Mostly cloudy. Lows in the lower 60s. South winds around 5 mph in the evening, becoming light and variable.
Sunday   Showers likely. Highs in the upper 70s. South winds around 5 mph. Chance of rain 60 percent.
Sunday night through monday night   Mostly cloudy. Lows in the lower 60s. Highs around 80.
Tuesday   Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.
Tuesday night   Partly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent.
Wednesday   Partly sunny. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 60 percent.
Wednesday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
Thursday   Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.
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Bryce Anderson – DTN Meteorologist
Southern Front, Plains Storm Still Active Friday

Stalled front and combining Plains systems will bring widespread showers and thunderstorms through Friday. » More DTN Weather Commentary

Posted at 12:18PM Thu May 21, 2026 CDT
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