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May 15th, 2021 :: 4:22 PM CDT   

Local Weather Report for
Alton
Illinois, United States

 Current Alton Weather Conditions Updated May 15, 2021 3:50 PM 
Overcast
Temperature:61°F Dew Point:48°F
Barometer:30.18 inHg Wind:S 7 mph
Humidity:63.1 % Visibility:10 miles
 
 Alton Weather Forecast Summary  
 
Today
May 15th
Sunday
May 16th
Monday
May 17th
Tuesday
May 18th
Wednesday
May 19th
Cloudy Showers Showers Mostly Cloudy with Showers Sunny
59°F
66°F
55°F
64°F
61°F
72°F
64°F
77°F
64°F
 
 Alton Detailed Weather Forecast  
 
Saturday, May 15th, 2021
Saturday Afternoon Temperature: 59°F
Cloudy with a slight chance of showers.  
Saturday Evening Temperature: 57°F
Cloudy with a slight chance of showers.  
Sunday, May 16th, 2021
Overnight Temperature: 55°F
Cloudy with a slight chance of showers.  
Sunday Morning Temperature: 59°F
Cloudy with a chance of showers. 0.04 to 0.16 inches of rain.  
Sunday Afternoon Temperature: 66°F
Cloudy with showers likely. Slight chance of a thunderstorm. 0.12 to 0.2 inches of rain.  
Sunday Evening Temperature: 63°F
Cloudy with showers. 0.31 to 0.55 inches of rain.  
Monday, May 17th, 2021
Overnight Temperature: 61°F
Cloudy with a few showers. 0.2 to 0.35 inches of rain.  
Monday Morning Temperature: 61°F
Cloudy with a few showers. 0.28 to 0.47 inches of rain. Windy at times.  
Monday Afternoon Temperature: 64°F
Cloudy with showers. 0.35 to 0.59 inches of rain. Windy at times.  
Monday Evening Temperature: 64°F
Cloudy with showers. 0.31 to 0.59 inches of rain. Windy at times.  
Tuesday, May 18th, 2021
Overnight Temperature: 64°F
Cloudy with clear periods with showers likely. 0.12 to 0.24 inches of rain. Windy.  
Tuesday Morning Temperature: 66°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.  
Tuesday Afternoon Temperature: 72°F
Cloudy with sunny periods with a chance of showers or thundershowers. Windy at times.  
Tuesday Evening Temperature: 68°F
Cloudy with clear periods with showers likely. Slight chance of a thunderstorm. 0.08 to 0.2 inches of rain. Windy at times.  
Wednesday, May 19th, 2021
Overnight Temperature: 64°F
Cloudy with a chance of showers. Windy at times.  
Wednesday Morning Temperature: 66°F
Cloudy with sunny periods. Windy.  
Wednesday Afternoon Temperature: 77°F
A mix of cloud and sun. Chance of a thunderstorm. Windy.  
Wednesday Evening Temperature: 72°F
Clear with a slight chance of showers or thundershowers. Windy at times.  
Thursday, May 20th, 2021
Overnight Temperature: 63°F
A mix of cloudy and clear skies with a slight chance of showers. Windy at times.  
Thursday Morning Temperature: 68°F
A mix of cloud and sun. Windy at times.  
Thursday Afternoon Temperature: 77°F
Cloudy with a chance of showers or thundershowers. Windy.  
Thursday Evening Temperature: 70°F
A mix of clear and cloudy skies with a chance of showers. Slight chance of a thunderstorm. 0.04 to 0.12 inches of rain. Windy at times.  
Friday, May 21st, 2021
Overnight Temperature: 64°F
A mix of cloudy and clear skies. Windy at times.  
Friday Morning Temperature: 70°F
Sunny with cloudy periods. Slight chance of a thunderstorm. Windy at times.  
Friday Afternoon Temperature: 81°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.  
Friday Evening Temperature: 72°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.  
Saturday, May 22nd, 2021
Overnight Temperature: 64°F
Cloudy.  
Saturday Morning Temperature: 66°F
A mix of cloud and sun.  





 

  [ Local Weather Report ]
St Louis, MO 
3:51 PM   63°F 
 
St Charles, MO 
3:54 PM   64°F 
 
Cahokia, IL 
3:53 PM   63°F 
 
Belleville, IL 
3:56 PM   63°F 
 
Litchfield, IL 
4:15 PM   63°F 
 
St. Louis/spirit, MO 
3:54 PM   61°F 
 
Sparta, IL 
2:29 PM   63°F 
Light Rain
 
Centralia, IL 
4:15 PM   63°F 
Light Rain
 
Taylorville, IL 
4:15 PM   63°F 
 
Salem, IL 
4:15 PM   63°F 
Light Rain
 

This WeatherCity Weather Forecast for Alton, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this forecast with the forecast issued from your local weather bureau.
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