County Forecast for Watseka , IL
Change Zip Code: 
 
031600-
Iroquois-
Including the cities of Watseka and Gilman
851 PM CDT Sun Aug 2 2026

Tonight   Mostly clear in the evening, then becoming mostly cloudy. Patchy fog after midnight. Lows around 60. North winds 5 to 10 mph.
Monday   Partly cloudy in the morning, then clearing. Patchy fog early in the morning. Highs around 80. Northeast winds around 5 mph.
Monday night   Clear. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable.
Tuesday   Mostly sunny. Highs in the lower 80s. South winds around 5 mph.
Tuesday night   Mostly clear. Lows in the lower 60s. Light and variable winds, becoming south around 5 mph after midnight.
Wednesday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s.
Wednesday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of precipitation 70 percent.
Thursday   Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 70 percent.
Thursday night   Mostly cloudy with a 40 percent chance of showers. Lows in the lower 60s.
Friday   Mostly cloudy. Highs in the lower 80s.
Friday night   Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 30 percent.
Saturday   Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent.
Saturday night   Partly cloudy. Lows in the upper 60s.
Sunday   Partly cloudy. Highs in the mid 80s.
DTN Weather
Local Weather
Radar
County Forecast
State Forecast
DTN Weather Commentary
US Satellite
Current Surface Analysis
Wind Conditions
Today's Forecast Highs
Tonight's Forecast Lows
24 Hr Surface Forecast
Jet Stream Forecast
24 Hr Rainfall Estimate
24 Hr StormPath Accum
48 Hr StormPath Accum
6-10 Day Temp Forecast
6-10 Day Precip Forecast
Thunderstorm Outlook
US Drought Monitor
US Palmer Drought Index
US Crop Moisture Index
US Growing Degree Days
Soil Temperatures
Hurricane Tracking

DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
System Bringing Heavy Rain Eastward Through Corn Belt This Weekend
Posted at 12:06PM Fri Jul 31, 2026 CDT
Click here to get your local weather emailed to you each day.
Copyright DTN. All rights reserved. Disclaimer.
The First Trust and Savings Bank is not responsible for and has no control over the subject matter, content, information, or graphics of this website or the websites that have links here. Please contact us with any concerns or comments.
Powered By DTN