Champaign, IL – Locally heavy rain and cloud-to-ground lightning could hit areas along I-55 and I-70 Monday night into Tuesday, with scattered thunderstorms expected across central and southeast Illinois by early evening Tuesday.
According to the National Weather Service in Lincoln, isolated to scattered storms will develop through Tuesday, with the heaviest rain and lightning risks expected from mid-afternoon onward. While the overall severe threat remains low, localized downpours and ground strikes could create hazardous conditions, especially southeast of Springfield and through the I-70 corridor.
Tuesday: Expect showers to develop after 1 p.m., mainly south and east of Champaign. Daytime highs near 84°F with light east winds.
Wednesday: Mostly sunny skies return with highs in the mid-80s. Overnight lows dip into the mid-60s.
Thursday–Friday: Sunny and hot. Highs rise to 89°F by Friday with calm overnight conditions.
Weekend Outlook: A return to stormy conditions is likely late Saturday into Sunday across the Illinois River Valley and southeast counties. Residents should monitor updates closely as Sunday could bring another round of downpours and lightning.
Scattered thunderstorm activity may increase again early next week. Stay weather-aware through the weekend as new advisories are possible.
Five Day Forecast for Champaign, IL:
- Tuesday: Chance of storms after 1 p.m., high near 84°F
- Wednesday: Mostly sunny, high near 85°F
- Thursday: Sunny, high near 89°F
- Friday: Hot and sunny, high near 89°F
- Saturday: Sunny early, storms possible late, high near 90°F
