National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

41°F

5°C

Humidity 61%
Wind Speed SW 3 mph
Barometer 29.85 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 5 Feb 8:15 pm CST
Extended Forecast for

Carthage IL

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny through mid morning, then becoming cloudy, with a high near 42. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 42 °F

    Becoming
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 29. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny through mid morning, then becoming cloudy, with a high near 42. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 17. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 33. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 28.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 48.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 30.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carthage IL
 40.43°N 91.13°W (Elev. 676 ft)
Last Update:
7:32 pm CST Feb 5, 2026
Forecast Valid:
8pm CST Feb 5, 2026-6pm CST Feb 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation