Swansea, Illinois Weather
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Weather Forecast for Swansea, Illinois : St. Clair County
Issued: 7:41 pm CDT May 17, 2022 Latitude: 38.5339392 Longitude: -89.9889936 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
30% chance of thunderstorms on Tonight 70% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday 20% chance of thunderstorms on Friday 70% chance of thunderstorms on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 30% chance of thunderstorms on Tuesday
Low: 64°F High: 83°F High: 88°F High: 89°F High: 74°F High: 69°F High: 73°F High: 76°F
Low: 65°F Low: 72°F Low: 64°F Low: 51°F Low: 51°F Low: 57°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Mostly Sunny Thunderstorms
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Current Conditions at
SCOTT AFB - (KBLV)
77°
Mostly Cloudy
as of 6:56 PM CDST
Rel. Humidity: 50%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
6 MPH
160° South
Cloud Level(s): Broken at 14000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
81°
Clear
as of 6:53 PM CDST
Rel. Humidity: 39%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
82°
Mostly Cloudy
as of 6:51 PM CDST
Rel. Humidity: 34%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
8 MPH
180° South
Cloud Level(s): Scattered at 13000ft, Broken at 25000ft
Current Conditions at
SPARTA - (KSAR)
77°
Clear
as of 7:15 PM CDST
Rel. Humidity: 47%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Clear
30% chance of thunderstorms Tonight Tonight... Scattered showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 64. South wind around 7 mph. Chance of precipitation is 30%.

70% chance of thunderstorms Wednesday Wednesday... Showers and thunderstorms likely before 1pm, then isolated showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 83. South wind 8 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

30% chance of thunderstorms Wednesday Night Wednesday Night... Scattered showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 65. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

20% chance of thunderstorms Thursday Thursday... A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 72. South wind around 10 mph, with gusts as high as 21 mph.

20% chance of thunderstorms Friday Friday... A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

60% chance of thunderstorms Friday Night Friday Night... Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

70% chance of thunderstorms Saturday Saturday... Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

40% chance of thunderstorms Saturday Night Saturday Night... A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 51.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 69.

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

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 73.

30% chance of thunderstorms Monday Night Monday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

30% chance of thunderstorms Tuesday Tuesday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.

Sun Almanac for Swansea, Illinois
Sunrise: 05:46 AM
Sunset: 8:06 PM
Civil Sunrise:05:16 AM
Civil Sunset: 8:36 PM
Nautical Sunrise: 04:39 AM
Nautical Sunset: 9:13 PM
Astro Sunrise: 03:59 AM
Astro Sunset: 9:54 PM
Moon Almanac for Swansea, Illinois
Moon Phase: Waning Gibbous
Moon Illumination: 95%
Moon Age: 16.9 Days
Moon is currently below the horizon
Distance from Moon to Earth: 225,982 miles
Upcoming Lunar Events for
Swansea:
Next EventEvent TimeIllum

Moonrise:10:26 pm Tue94.6%
High Moon:03:05 am Wed93.5%
Moonset:07:42 am Wed92.3%
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.