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Weather for Alton, IL
Last Updated on Nov 20 2018, 9:50 am CST
Right Now
ovc.png
Overcast
30°
Dew Point: 24°
Humidity: 80%
Pressure: 30.36 in
Visibility: 10.00 miles
Winds: Northwest at 9.2 MPH (8 KT)
By the Hour
Dewpoint: 24°
12:00 PM
http://forecast.weather.gov/images/wtf/bkn.jpg
feels like
25°
Humidity: 69%
Wind: 10 mph
Dewpoint: 24°
3:00 PM
http://forecast.weather.gov/images/wtf/sct.jpg
feels like
31°
Humidity: 59%
Wind: 9 mph
Dewpoint: 24°
6:00 PM
http://forecast.weather.gov/images/wtf/nfew.jpg
feels like
27°
Humidity: 72%
Wind: 5 mph
Dewpoint: 25°
9:00 PM
http://forecast.weather.gov/images/wtf/nsct.jpg
feels like
24°
Humidity: 81%
Wind: 6 mph
Find Weather

5 Day Forecast
Wednesday
High 51°
Low 22°
http://forecast.weather.gov/images/wtf/skc.jpg
Thursday
High 53°
Low 28°
http://forecast.weather.gov/images/wtf/skc.jpg
Friday
High 50°
Low 32°
http://forecast.weather.gov/images/wtf/ra70.jpg
Saturday
High 55°
Low 39°
http://forecast.weather.gov/images/wtf/sct.jpg
Sunday
High 51°
Low 34°
http://forecast.weather.gov/images/wtf/ra50.jpg
    By the Hour
    Dewpoint: 25°
    12:00 AM
    http://forecast.weather.gov/images/wtf/nfew.jpg
    feels like
    22°
    Humidity: 84%
    Wind: 7 mph
    Dewpoint: 25°
    3:00 AM
    http://forecast.weather.gov/images/wtf/nfew.jpg
    feels like
    24°
    Humidity: 81%
    Wind: 6 mph
    Dewpoint: 27°
    6:00 AM
    http://forecast.weather.gov/images/wtf/nskc.jpg
    feels like
    24°
    Humidity: 89%
    Wind: 6 mph
    Dewpoint: 31°
    9:00 AM
    http://forecast.weather.gov/images/wtf/skc.jpg
    feels like
    34°
    Humidity: 76%
    Wind: 6 mph
    Dewpoint: 35°
    12:00 PM
    http://forecast.weather.gov/images/wtf/skc.jpg
    feels like
    47°
    Humidity: 63%
    Wind: 5 mph
    Dewpoint: 37°
    3:00 PM
    http://forecast.weather.gov/images/wtf/skc.jpg
    feels like
    51°
    Humidity: 59%
    Wind: 5 mph
    Dewpoint: 36°
    6:00 PM
    http://forecast.weather.gov/images/wtf/nskc.jpg
    feels like
    39°
    Humidity: 80%
    Wind: 5 mph
    Dewpoint: 35°
    9:00 PM
    http://forecast.weather.gov/images/wtf/nfew.jpg
    feels like
    36°
    Humidity: 89%
    Wind: 4 mph
    By the Hour
    Dewpoint: 33°
    12:00 AM
    http://forecast.weather.gov/images/wtf/nfew.jpg
    feels like
    31°
    Humidity: 96%
    Wind: 4 mph
    Dewpoint: 31°
    3:00 AM
    http://forecast.weather.gov/images/wtf/nsct.jpg
    feels like
    30°
    Humidity: 92%
    Wind: 4 mph
    Dewpoint: 31°
    6:00 AM
    http://forecast.weather.gov/images/wtf/nfew.jpg
    feels like
    28°
    Humidity: 100%
    Wind: 4 mph
    Dewpoint: 34°
    9:00 AM
    http://forecast.weather.gov/images/wtf/skc.jpg
    feels like
    36°
    Humidity: 82%
    Wind: 5 mph
    Dewpoint: 38°
    12:00 PM
    http://forecast.weather.gov/images/wtf/skc.jpg
    feels like
    49°
    Humidity: 65%
    Wind: 7 mph
    Dewpoint: 38°
    3:00 PM
    http://forecast.weather.gov/images/wtf/skc.jpg
    feels like
    53°
    Humidity: 57%
    Wind: 7 mph
    Dewpoint: 38°
    6:00 PM
    http://forecast.weather.gov/images/wtf/nfew.jpg
    feels like
    46°
    Humidity: 73%
    Wind: 7 mph
    By the Hour
    Dewpoint: 37°
    12:00 AM
    http://forecast.weather.gov/images/wtf/nskc.jpg
    feels like
    35°
    Humidity: 89%
    Wind: 9 mph
    Dewpoint: 36°
    6:00 AM
    http://forecast.weather.gov/images/wtf/nsct.jpg
    feels like
    32°
    Humidity: 92%
    Wind: 10 mph
    Dewpoint: 39°
    12:00 PM
    http://forecast.weather.gov/images/wtf/ra70.jpg
    feels like
    50°
    Humidity: 65%
    Wind: 13 mph
    Dewpoint: 41°
    6:00 PM
    http://forecast.weather.gov/images/wtf/nra70.jpg
    feels like
    38°
    Humidity: 89%
    Wind: 13 mph
    By the Hour
    Dewpoint: 44°
    12:00 AM
    http://forecast.weather.gov/images/wtf/nra80.jpg
    feels like
    39°
    Humidity: 100%
    Wind: 9 mph
    Dewpoint: 44°
    6:00 AM
    http://forecast.weather.gov/images/wtf/nbkn.jpg
    feels like
    39°
    Humidity: 100%
    Wind: 9 mph
    Dewpoint: 44°
    12:00 PM
    http://forecast.weather.gov/images/wtf/sct.jpg
    feels like
    55°
    Humidity: 66%
    Wind: 9 mph
    Dewpoint: 43°
    6:00 PM
    http://forecast.weather.gov/images/wtf/nbkn.jpg
    feels like
    48°
    Humidity: 83%
    Wind: 7 mph
    By the Hour
    Dewpoint: 41°
    12:00 AM
    http://forecast.weather.gov/images/wtf/nbkn.jpg
    feels like
    36°
    Humidity: 100%
    Wind: 7 mph
    Dewpoint: 40°
    6:00 AM
    http://forecast.weather.gov/images/wtf/nra10.jpg
    feels like
    34°
    Humidity: 100%
    Wind: 10 mph
    Dewpoint: 40°
    12:00 PM
    http://forecast.weather.gov/images/wtf/ra50.jpg
    feels like
    51°
    Humidity: 66%
    Wind: 11 mph
    Dewpoint: 40°
    6:00 PM
    http://forecast.weather.gov/images/wtf/nra50.jpg
    feels like
    47°
    Humidity: 77%
    Wind: 12 mph
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National Forecast

200 W. Third Street | Alton, IL 62002
Suite 200
618.465.9850