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Alton, IL
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39°
Last Updated on Jan 22 2022, 3:50 pm CST
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| Current Conditions | Fair | | Relative Humidity | 42% | | Wind | West at 11.5 MPH
(10 KT) | | Pressure | 30.25 mb | | Dewpoint | 17.6 F (-8.0 C) | | Wind Chill | 32 F (0 C) | | Visibility | 10.00 miles |
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7-Day Forecast
Tonight
Increasing Clouds
Low: 26°
Increasing clouds with a low around 26.
Southwest wind 5 to 11 mph.
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Sunday
Decreasing Clouds
High: 35°
Cloudy,
then gradually becoming mostly sunny with a temperature rising to near 35 by 10am,
then falling to around 28 during the remainder of the day.
West wind 9 to 15 mph becoming
northwest in the morning.
Winds could gust as high as 22 mph.
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Sunday Night
Mostly Cloudy
Low: 21°
Mostly cloudy with a low around 21.
Calm wind becoming
south 5 to 9 mph after midnight.
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Monday
Partly Sunny
High: 50°
Partly sunny with a high near 50.
South wind 8 to 11 mph becoming
northwest in the afternoon.
Winds could gust as high as 20 mph.
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Monday Night
Mostly Cloudy
Low: 19°
Mostly cloudy with a low around 19.
North wind 8 to 10 mph.
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Tuesday
Mostly Sunny
High: 28°
Mostly sunny with a high near 28.
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Tuesday Night
Mostly Clear
Low: 9°
Mostly clear with a low around 9.
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Wednesday
Sunny
High: 28°
Sunny with a high near 28.
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Wednesday Night
Partly Cloudy
Low: 18°
Partly cloudy with a low around 18.
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Thursday
Partly Sunny then Slight Chance Rain/Snow
High: 42°
A slight chance of rain and snow
between noon and 1pm,
then a slight chance of rain after 1pm.
Partly sunny with a high near 42.
Chance of precipitation is 20%.
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Thursday Night
Mostly Cloudy
Low: 22°
Mostly cloudy with a low around 22.
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Friday
Partly Sunny
High: 34°
Partly sunny with a high near 34.
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Friday Night
Mostly Clear
Low: 16°
Mostly clear with a low around 16.
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Saturday
Sunny
High: 40°
Sunny with a high near 40.
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Source: National Weather Service
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