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Alton, Indiana

Current conditions and the National Weather Service 7-day forecast for Alton, Indiana — temperature, rain chance, wind, radar and active alerts.

Saturday Oct 3: a high near 72°F and a low around 50°F. Highs over the period run 72°F to 82°F.

National Weather Service forecast for Alton, Indiana
DayHighLowPrecip
Saturday Oct 372°50°—
Sunday Oct 476°45°—
Monday Oct 573°41°—
Tuesday Oct 673°42°—
Wednesday Oct 779°45°—
Thursday Oct 880°47°—
Friday Oct 982°——

NOAA NWS NDFD 2.5 km, run 2026-10-03 15:00 UTC · days are local time in America/Indiana/Marengo. The live page updates continuously.

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