Summerville, Illinois Weather
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Weather Forecast for Summerville, Illinois : Macoupin County
Issued: 2:40 pm CDT May 16, 2022 Latitude: 39.1889353 Longitude: -90.1237203 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Clear on Tonight Increasing Clouds on Tuesday 80% chance of thunderstorms on Wednesday 30% chance of thunderstorms on Thursday 50% chance of thunderstorms on Friday 40% chance of thunderstorms on Saturday Mostly Sunny on Sunday 20% chance of  on Monday
Low: 56°F High: 82°F High: 81°F High: 85°F High: 84°F High: 70°F High: 67°F High: 72°F
Low: 62°F Low: 62°F Low: 71°F Low: 60°F Low: 48°F Low: 51°F  
Clear Increasing Clouds Thunderstorms Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Partly Sunny
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Current Conditions at
ALTON - (KALN)
81°
Mostly Clear
as of 4:50 PM CDST
Rel. Humidity: 24%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 21 MPH
320° Northwest
Cloud Level(s): Few at 9000ft
Current Conditions at
ST CHARLES - (KSET)
82°
Clear
as of 4:54 PM CDST
Rel. Humidity: 24%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
15 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
LITCHFIELD MUNI ARP - (K3LF)
77°
Clear
as of 4:55 PM CDST
Rel. Humidity: 27%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 22 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
82°
Mostly Clear
as of 4:51 PM CDST
Rel. Humidity: 26%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 20 MPH
300° Northwest
Cloud Level(s): Few at 8000ft
Clear on Tonight Tonight... Clear, with a low around 56. Northwest wind 5 to 10 mph becoming light and variable.

Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 82. Light southwest wind becoming south 5 to 10 mph in the morning.

80% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms, mainly after 2am. Low around 62. Southeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

80% chance of thunderstorms Wednesday Wednesday... Showers and thunderstorms, mainly before 7am. High near 81. West wind 8 to 10 mph. Chance of precipitation is 80%.

20% chance of thunderstorms Wednesday Night Wednesday Night... A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Northwest wind 5 to 8 mph.

30% chance of thunderstorms Thursday Thursday... A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 85.

30% chance of thunderstorms Thursday Night Thursday Night... A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71.

50% chance of thunderstorms Friday Friday... A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 84.

50% chance of thunderstorms Friday Night Friday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.

40% chance of thunderstorms Saturday Saturday... A chance of showers and thunderstorms. Partly sunny, with a high near 70. Chance of precipitation is 40%.

20% chance of rain Saturday Night Saturday Night... A 20 percent chance of showers. Partly cloudy, with a low around 48.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 67.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 51.

20% chance of  Monday Monday... A 20 percent chance of showers. Partly sunny, with a high near 72.

Sun Almanac for Summerville, Illinois
Sunrise: 05:46 AM
Sunset: 8:08 PM
Civil Sunrise:05:16 AM
Civil Sunset: 8:38 PM
Nautical Sunrise: 04:38 AM
Nautical Sunset: 9:15 PM
Astro Sunrise: 03:57 AM
Astro Sunset: 9:57 PM
Moon Almanac for Summerville, Illinois
Moon Phase: Full Moon
Moon Illumination: 99%
Moon Age: 15.6 Days
Moon is currently below the horizon
Distance from Moon to Earth: 227,089 miles
Upcoming Lunar Events for
Summerville:
Next EventEvent TimeIllum

Moonrise:09:12 pm Mon98.9%
High Moon:02:01 am Tue98.3%
Moonset:06:45 am Tue97.6%
New Moon: Sat Apr 30
First Quarter: Sun May 8
Full Moon: Mon May 16
Last Quarter: Sun May 22
New Moon: Mon May 30
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.