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Current Weather Conditions for Alton, IL

Sunny. High near 42, with temperatures falling to around 38 in the afternoon. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
23°F

Conditions

Wind: 6 mph SE
Humidity: 96%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM
23° 24° 26° 31° 34° 37° 39° 41° 42° 42° 40° 38° 36°

Upcoming Week

Day Forecast High Low
Today
Sunny
Sunny. High near 42, with temperatures falling to around 38 in the afternoon. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
56°F 49°F
Tonight
Partly Cloudy
Partly cloudy. Low around 33, with temperatures rising to around 37 overnight. South wind 10 to 14 mph, with gusts as high as 23 mph.
56°F 49°F
Monday
Cloudy
Cloudy. High near 49, with temperatures falling to around 45 in the afternoon. South wind 8 to 13 mph, with gusts as high as 22 mph.
56°F 49°F
Monday Night
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 36. Southwest wind 2 to 6 mph. Chance of precipitation is 30%.
56°F 49°F
Tuesday
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 45. East wind 2 to 6 mph. Chance of precipitation is 40%.
56°F 49°F
Tuesday Night
Light Rain Likely
Rain likely. Cloudy, with a low around 39. Chance of precipitation is 60%.
56°F 49°F
Christmas Day
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
56°F 49°F
Wednesday Night
Chance Light Rain
A chance of rain. Cloudy, with a low around 42. Chance of precipitation is 30%.
56°F 49°F
Thursday
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
56°F 49°F
Thursday Night
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
56°F 49°F
Friday
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
56°F 49°F
Friday Night
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
56°F 49°F
Saturday
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
56°F 49°F
Saturday Night
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
56°F 49°F
Data provided by weather.gov