THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 563 IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 11 COUNTIES IN NORTH CENTRAL ILLINOIS BUREAU PUTNAM IN NORTHWEST ILLINOIS CARROLL HENRY IL JO DAVIESS MERCER ROCK ISLAND STEPHENSON WHITESIDE IN WEST CENTRAL ILLINOIS HENDERSON WARREN IN IOWA THIS WATCH INCLUDES 12 COUNTIES IN EAST CENTRAL IOWA CEDAR CLINTON JACKSON JOHNSON JONES LINN MUSCATINE SCOTT IN NORTHEAST IOWA DELAWARE DUBUQUE IN SOUTHEAST IOWA DES MOINES LOUISA THIS INCLUDES THE CITIES OF ALEDO, ANAMOSA, BETTENDORF, BURLINGTON, CEDAR RAPIDS, CLINTON, CREDIT ISLAND, DAVENPORT, DUBUQUE, FREEPORT, GALENA, GENESEO, HENNEPIN, IOWA CITY, MANCHESTER, MAQUOKETA, MOLINE, MONMOUTH, MOUNT CARROLL, MUSCATINE, OQUAWKA, PRINCETON, ROCK ISLAND, STERLING, TIPTON, AND WAPELLO.
Weather in Illinois City, IL
Updated 2026-08-11 12:00 local time · ZIP codes 61259
Partly cloudy
Active alerts
SEVERE THUNDERSTORM WATCH 563 REMAINS VALID UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 11 COUNTIES IN NORTH CENTRAL ILLINOIS BUREAU PUTNAM IN NORTHWEST ILLINOIS CARROLL HENRY IL JO DAVIESS MERCER ROCK ISLAND STEPHENSON WHITESIDE IN WEST CENTRAL ILLINOIS HENDERSON WARREN IN IOWA THIS WATCH INCLUDES 6 COUNTIES IN EAST CENTRAL IOWA CLINTON JACKSON MUSCATINE SCOTT IN SOUTHEAST IOWA DES MOINES LOUISA THIS INCLUDES THE CITIES OF ALEDO, BETTENDORF, BURLINGTON, CLINTON, CREDIT ISLAND, DAVENPORT, FREEPORT, GALENA, GENESEO, HENNEPIN, MAQUOKETA, MOLINE, MONMOUTH, MOUNT CARROLL, MUSCATINE, OQUAWKA, PRINCETON, ROCK ISLAND, STERLING, AND WAPELLO.
Next hours
78°5% rain
90°14% rain89°14% rain90°14% rain92°11% rain
91°3% rain91°4% rain89°4% rain86°5% rain
82°7% rain80°9% rain79°12% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 14%).
It feels like 81°F with winds near 5 mph.
78°F, 5% rain chance and 5 mph wind.
Visibility is around 10 mi; gusts may reach 17 mph.
Current temperature is 78°F, wind 5 mph, rain chance up to 14%.
UV index is 2.
Illinois City weather today
Partly cloudy and 78°F in Illinois City, IL. Today's high is 92°F with a 17% rain chance. Winds are around 5 mph with gusts near 8 mph. Relative humidity is 94%, pressure is 29.91 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Illinois City
Sunrise is at 06:08 AM and sunset is at 08:08 PM. Tomorrow's forecast calls for Sunny with a high near 83°F and a low near 70°F. The maximum rain chance is 77%.