Updated 2026-08-11 10:15 local time · ZIP codes 61479
Sunny
* WHAT...Heat index values up to 105. * WHERE...Portions of central, east central, southeast, and west central Illinois. * WHEN...From noon today to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
84°6% rain92°4% rain95°3% rain96°2% rain95°2% rain
94°17% rain94°2% rain93°17% rain91°11% rain89°3% rain86°4% rain
84°4% rain
Rain chance stays relatively low over the next 12 hours (up to 17%).
It feels like 90°F with winds near 6 mph.
84°F, 6% rain chance and 6 mph wind.
Visibility is around 6 mi; gusts may reach 14 mph.
Current temperature is 84°F, wind 6 mph, rain chance up to 17%.
UV index is 1.
Sunny and 84°F in Speer, IL. Today's high is 96°F with a 17% rain chance. Winds are around 6 mph with gusts near 9 mph. Relative humidity is 71%, pressure is 29.87 inHg, and visibility is about 6 miles.
Sunrise is at 06:04 AM and sunset is at 08:03 PM. Tomorrow's forecast calls for Mist with a high near 83°F and a low near 72°F. The maximum rain chance is 69%.
