Saint Thomas, Illinois Weather
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Weather Forecast for Saint Thomas, Illinois : Madison County
Issued: 6:37 am CDT Apr 23, 2024 Latitude: 38.7619935 Longitude: -90.1170517 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
60% chance of thunderstorms on Today 30% chance of thunderstorms on Tonight Mostly Sunny on Wednesday Mostly Sunny on Thursday 80% chance of thunderstorms on Friday 40% chance of thunderstorms on Saturday 60% chance of thunderstorms on Sunday 30% chance of thunderstorms on Monday
High: 67°F Low: 45°F High: 67°F High: 71°F High: 77°F High: 82°F High: 80°F High: 77°F
Low: 44°F Low: 56°F Low: 67°F Low: 67°F Low: 60°F  
Thunderstorms Thunderstorms Mostly Sunny Mostly Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
ALTON - (KALN)
54°
Clear
as of 6:50 AM CDST
Rel. Humidity: 54%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
12 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
EAST ST LOUIS - (KCPS)
55°
Clear
as of 6:53 AM CDST
Rel. Humidity: 50%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
6 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
57°
Mostly Cloudy
as of 6:51 AM CDST
Rel. Humidity: 44%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
12 MPH
220° Southwest
Cloud Level(s): Broken at 16000ft, Broken at 21000ft, Broken at 25000ft
Current Conditions at
ST CHARLES - (KSET)
57°
Clear
as of 6:54 AM CDST
Rel. Humidity: 47%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
12 MPH
240° Southwest
Cloud Level(s): Clear
60% chance of thunderstorms Today Today... A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely after 4pm. Mostly cloudy, with a high near 67. South wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
30% chance of thunderstorms Tonight Tonight... A chance of showers before 7pm, then a slight chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 45. Northwest wind around 7 mph. Chance of precipitation is 30%.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 67. North wind 5 to 9 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 44. Northeast wind 7 to 9 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 71. Southeast wind 7 to 13 mph.
60% chance of thunderstorms Thursday Night Thursday Night... A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 56. Breezy. Chance of precipitation is 60%.
80% chance of thunderstorms Friday Friday... Showers and possibly a thunderstorm. High near 77. Breezy. Chance of precipitation is 80%.
70% chance of thunderstorms Friday Night Friday Night... Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Breezy. Chance of precipitation is 70%.
40% chance of thunderstorms Saturday Saturday... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Breezy.
60% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Breezy. Chance of precipitation is 60%.
60% chance of thunderstorms Sunday Sunday... Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Breezy. Chance of precipitation is 60%.
60% chance of thunderstorms Sunday Night Sunday Night... Showers and thunderstorms likely. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 60. Breezy. Chance of precipitation is 60%.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Current Radar Image


Sun Almanac for Saint Thomas, Illinois
Sunrise: 06:12 AM
Sunset: 7:45 PM
Civil Sunrise:05:44 AM
Civil Sunset: 8:14 PM
Nautical Sunrise: 05:10 AM
Nautical Sunset: 8:47 PM
Astro Sunrise: 04:34 AM
Astro Sunset: 9:23 PM
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.