Decatur, IN (46733)

Today

Thunderstorms - some locally heavy downpours are possible, especially late. A few storms may be severe. Low around 70F. Winds SSE at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected..

Tonight

Thunderstorms - some locally heavy downpours are possible, especially late. A few storms may be severe. Low around 70F. Winds SSE at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected.

Updated: September 4, 2026 @ 8:51 pm