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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 1:41 am CST Nov 27, 2025 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
Overnight Thanksgiving Day Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on Overnight Sunny on Thanksgiving Day Increasing Clouds on Friday 90% chance of rain & snow on Saturday Mostly Cloudy on Sunday 30% chance of snow on Monday Mostly Sunny on Tuesday Mostly Sunny on Wednesday
Low: 28°F High: 41°F High: 39°F High: 40°F High: 32°F High: 28°F High: 32°F High: 40°F
Low: 22°F Low: 29°F Low: 26°F Low: 17°F Low: 17°F Low: 19°F  
Mostly Cloudy Sunny Increasing Clouds Rain & Snow Mostly Cloudy Snow Mostly Sunny Mostly Sunny
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Current Conditions at
ALTON - (KALN)
34°
Clear
as of 2:15 AM CST
Rel. Humidity: 64%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
34°
Mostly Cloudy
as of 1:51 AM CST
Rel. Humidity: 59%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
8 MPH
290° West
Cloud Level(s): Few at 13000ft, Scattered at 17000ft, Broken at 23000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
36°
Feels like 28°F
Clear
as of 1:53 AM CST
Rel. Humidity: 55%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
9 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
34°
Feels like 26°F
Clear
as of 1:54 AM CST
Rel. Humidity: 64%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
9 MPH
290° West
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 28. Northwest wind around 8 mph.

Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 41. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

Clear on Thursday Night Thursday Night... Clear, with a low around 22. Northwest wind 5 to 7 mph becoming calm after midnight.

Increasing Clouds on Friday Friday... Increasing clouds, with a high near 39. Light and variable wind.

50% chance of snow Friday Night Friday Night... A 50 percent chance of snow after midnight. Cloudy, with a low around 29. Light southeast wind increasing to 5 to 10 mph in the evening.

90% chance of rain & snow Saturday Saturday... Snow before noon, then rain, possibly mixed with snow. High near 40. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

60% chance of rain Saturday Night Saturday Night... Rain likely, mainly before midnight. Cloudy, with a low around 26. Chance of precipitation is 60%.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 32.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 17.

30% chance of snow Monday Monday... A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 28.

30% chance of snow Monday Night Monday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 17.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 32.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 19.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 40.

Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 06:56 AM
Sunset: 4:40 PM
Civil Sunrise:06:27 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 05:54 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 6:14 PM
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