Upper Alton, Illinois Weather
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Weather Forecast for Upper Alton, Illinois : Madison County
Issued: 2:55 pm CDT Aug 17, 2022 Latitude: 38.9114366 Longitude: -90.1506643 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Morning Fog on Tonight Morning Fog on Thursday Sunny on Friday 50% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday 20% chance of rain on Monday 20% chance of rain on Tuesday Sunny on Wednesday
Low: 61°F High: 84°F High: 85°F High: 85°F High: 82°F High: 82°F High: 83°F High: 83°F
Low: 64°F Low: 66°F Low: 67°F Low: 66°F Low: 66°F Low: 66°F  
Morning Fog Morning Fog Sunny Thunderstorms Thunderstorms Rain Rain Sunny
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Current Conditions at
ALTON - (KALN)
81°
Clear
as of 4:50 PM CDST
Rel. Humidity: 51%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
8 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
82°
Clear
as of 4:54 PM CDST
Rel. Humidity: 48%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
12 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
82°
Mostly Clear
as of 4:51 PM CDST
Rel. Humidity: 45%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
9 MPH
010° North
Cloud Level(s): Few at 5500ft, Few at 7000ft
Morning Fog on Tonight Tonight... Patchy fog after 3am. Otherwise, mostly clear, with a low around 61. Northeast wind 5 to 7 mph becoming calm in the evening.

Morning Fog on Thursday Thursday... Patchy fog before 8am. Otherwise, sunny, with a high near 84. Light and variable wind.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.

Sunny on Friday Friday... Sunny, with a high near 85. Calm wind becoming south around 6 mph in the morning.

20% chance of thunderstorms Friday Night Friday Night... A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 66. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.

50% chance of thunderstorms Saturday Saturday... A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85.

50% chance of thunderstorms Saturday Night Saturday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.

40% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 66.

20% chance of rain Monday Monday... A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 82.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 66.

20% chance of rain Tuesday Tuesday... A 20 percent chance of showers. Mostly sunny, with a high near 83.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 66.

Sunny on Wednesday Wednesday... Sunny, with a high near 83.

Sun Almanac for Upper Alton, Illinois
Sunrise: 06:16 AM
Sunset: 7:53 PM
Civil Sunrise:05:48 AM
Civil Sunset: 8:21 PM
Nautical Sunrise: 05:14 AM
Nautical Sunset: 8:55 PM
Astro Sunrise: 04:38 AM
Astro Sunset: 9:32 PM
Moon Almanac for Upper Alton, Illinois
Moon Phase: Waning Gibbous
Moon Illumination: 62%
Moon Age: 20.9 Days
Moon is currently below the horizon
Distance from Moon to Earth: 244,212 miles
Upcoming Lunar Events for
Upper Alton:
Next EventEvent TimeIllum

Moonrise:11:08 pm Wed60.5%
High Moon:06:13 am Thu57.5%
Moonset:01:28 pm Thu54.6%
Last Quarter:11:35 pm Thu50.4%
New Moon: Thu Jul 28
First Quarter: Fri Aug 5
Full Moon: Thu Aug 11
Last Quarter: Fri Aug 19
New Moon: Sat Aug 27
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.