Alton, IL Weather - Find Local Weather

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Alton, Illinois Weather

Lat: 38.90N, Lon: 90.15W
Wx Zone: ILZ100 ICAO Used: KSET
Warning FLW WEATHER ALERT - (More Info. Click Here) Warning
Issued 416 PM EDT Sun Aug 19 2018 Valid Mon Aug 20 2018 - Wed Aug 22 2018 ...Heavy rainfall and strong thunderstorms expected to impact parts of the Plains, Midwest and Mississippi Valley through tonight, shifting eastward through the work week... ...Air quality will remain a concern across portions of the Western U.S. and the Upper Midwest... A strengthening low pressure system is currently located across the Central Plains, with a cold front extending south into the Souther...
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Current Conditions

Clear, 0008 clear sky night
Clear
73°F
Updated: 08/19 9:58 pm
Feels Like:
78°F
Humidity: 94%
Wind:
SE 4 mph
Barometer:
29.88 in
Visibility:
10 mi

Sun/Moon Info.

Cloud Cover: 0%
UV Index: 8
Sunrise: 06:18 AM
Sunset: 07:50 PM
Moonrise: 03:04 PM
Moonset: 12:35 AM
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Update is local observation time. What time is it in Alton? 9:58 PM Sunday, August 19, 2018

It always rains on tents. Rainstorms will travel thousands of miles, against prevailing winds for the opportunity to rain on a tent. ―Dave Barry

Illinois Weather Map

Illinois Weather Forecast Maps

Alton Weather Forecast

7 day Outlook

Alton, IL Weather Forecast Dated: 951 PM CDT Sun Aug 19 2018
Includes the Counties: Madison County Il, Including The Cities Of Alton And Edwardsville
Tonight
Chance Of T-Storm
Tonight... Cloudy. Scattered thunderstorms and chance of showers late in the evening, then showers likely and scattered thunderstorms after midnight. Low around 70. Southeast wind around 10 mph. Chance of rain 70 percent.
Mon
Chance Of T-Storm
Monday... Mostly cloudy. Chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. High in the mid 80s. South wind 10 to 15 mph. Chance of rain 70 percent.
Mon Night
Chance Of T-Storm
Monday Night... Cloudy with a 40 percent chance of showers and thunderstorms. Low in the upper 60s. Southwest wind around 10 mph.
Tue
Chance Of T-Storm
Tuesday... Mostly cloudy in the morning and early afternoon then becoming partly sunny. A 20 percent chance of showers and thunderstorms in the morning. High around 80. Northwest wind 10 to 15 mph. Gusts up to 25 mph in the afternoon.
Tue Night
Partly Cloudy
Tuesday Night... Partly cloudy. Low around 60. Northwest wind around 10 mph in the evening becoming light after midnight.
Wed
Mostly Sunny
Wednesday... Mostly sunny. High in the upper 70s.
Wed Night
Mostly Clear
Wednesday Night... Mostly clear. Low in the upper 50s.
Thu
Mostly Clear
Thursday... Mostly clear. High around 80. Low in the lower 60s.
Thu Night
Mostly Clear
Thursday Night... Mostly clear. High around 80. Low in the lower 60s.
Fri
Chance Of T-Storm
Friday... Partly sunny with a 20 percent chance of showers and thunderstorms. High in the lower 80s.
Fri Night
Chance Of T-Storm
Friday Night... Partly cloudy with a 50 percent chance of showers and thunderstorms. Low in the upper 60s.
Sat
Chance Of T-Storm
Saturday... Partly cloudy with a 30 percent chance of showers and thunderstorms. High in the upper 80s.
Sat Night
Chance Of T-Storm
Saturday Night... Partly cloudy with a 20 percent chance of showers and thunderstorms. Low around 70.