Current Weather Forecast for Alton, IL

Current Weather Conditions for Alton, IL

Partly sunny. High near 49, with temperatures falling to around 44 in the afternoon. Northwest wind around 12 mph, with gusts as high as 23 mph.

44°F

Wind: 12 mph NW
Humidity: 58%
Probability of Precipitation: 0%

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Day	Forecast	High	Low
This Afternoon	Partly Sunny Partly sunny. High near 49, with temperatures falling to around 44 in the afternoon. Northwest wind around 12 mph, with gusts as high as 23 mph.	51°F	40°F
Tonight	Mostly Clear Mostly clear, with a low around 31. Northwest wind 7 to 14 mph, with gusts as high as 23 mph.	51°F	40°F
Friday	Mostly Sunny Mostly sunny, with a high near 45. Northwest wind 9 to 14 mph.	51°F	40°F
Friday Night	Mostly Clear Mostly clear, with a low around 26. North wind 2 to 7 mph.	51°F	40°F
Saturday	Sunny Sunny. High near 48, with temperatures falling to around 42 in the afternoon. North wind around 3 mph.	51°F	40°F
Saturday Night	Clear Clear, with a low around 27.	51°F	40°F
Sunday	Sunny Sunny, with a high near 50.	51°F	40°F
Sunday Night	Mostly Clear Mostly clear, with a low around 29.	51°F	40°F
Monday	Sunny Sunny, with a high near 52.	51°F	40°F
Monday Night	Clear Clear, with a low around 30.	51°F	40°F
Tuesday	Sunny Sunny, with a high near 55.	51°F	40°F
Tuesday Night	Clear Clear, with a low around 31.	51°F	40°F
Wednesday	Sunny Sunny, with a high near 59.	51°F	40°F
Wednesday Night	Partly Cloudy Partly cloudy, with a low around 39.	51°F	40°F
Data provided by weather.gov