County Forecast for Watseka , IL
Change Zip Code: 
 
270200-
Iroquois-
Including the cities of Watseka and Gilman
120 PM CDT Sun Jul 26 2026

This afternoon   Mostly cloudy. Warmer. Near steady temperature in the mid 80s. Southwest winds around 5 mph.
Tonight   Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms late in the evening. A chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. South winds 5 to 10 mph. Chance of precipitation 50 percent.
Monday   Mostly cloudy in the morning, then clearing. A chance of showers and thunderstorms in the morning. A slight chance of showers and thunderstorms late. Humid with highs in the upper 80s. South winds 5 to 10 mph, becoming southwest in the afternoon. Chance of precipitation 50 percent. Heat index values up to 102.
Monday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Humid with lows in the lower 70s. West winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 50 percent.
Tuesday   Partly cloudy in the morning, then clearing. Humid with highs in the lower 80s. North winds 5 to 10 mph.
Tuesday night   Mostly clear. Lows around 60.
Wednesday   Sunny. Highs in the lower 80s.
Wednesday night   Clear. Lows around 60.
Thursday   Mostly sunny. Highs in the mid 80s.
Thursday night   Partly cloudy. Lows in the mid 60s.
Friday   Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent.
Friday night   Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of precipitation 40 percent.
Saturday   Partly cloudy with a chance of showers. Highs in the lower 80s. Chance of precipitation 40 percent.
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
Heating Up This Weekend, Some Limited Showers
Posted at 11:59AM Fri Jul 24, 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