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

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Partly Cloudy

48°F

9°C

Humidity 40%
Wind Speed S 18 G 28 mph
Barometer 29.64 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 13 Mar 12:15 am CDT
Extended Forecast for

Carthage IL

Wind Advisory until March 13, 03:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 13, 03:00pm

    NOW until 3:00pm Fri

    Wind Advisory

  • Overnight

    Low: 44 °F

    Slight Chance
    Rain and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 52. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 52 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Northwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 56. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Cloudy, with a low around 47.

    Low: 47 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain and possibly a thunderstorm before 10am, then rain between 10am and 1pm, then rain and possibly a thunderstorm after 1pm. High near 61. Breezy. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow likely before 1am, then a chance of snow. Cloudy, with a low around 14. Windy. Chance of precipitation is 70%.

    Low: 14 °F

    Rain/Snow
    Likely and
    Windy

  • Monday

    Monday: Partly sunny, with a high near 22. Blustery.

    High: 22 °F

    Partly Sunny
    and Blustery

Detailed Forecast

Overnight
A 20 percent chance of rain before 1am. Mostly cloudy, with a steady temperature around 44. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph.
Friday
Partly sunny, with a high near 52. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.
Friday Night
Mostly cloudy, with a low around 33. Northwest wind 5 to 10 mph becoming northeast after midnight.
Saturday
Mostly cloudy, with a high near 56. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain after 1am. Cloudy, with a low around 47.
Sunday
Rain and possibly a thunderstorm before 10am, then rain between 10am and 1pm, then rain and possibly a thunderstorm after 1pm. High near 61. Breezy. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Rain and snow likely before 1am, then a chance of snow. Cloudy, with a low around 14. Windy. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 22. Blustery.
Monday Night
Mostly clear, with a low around 5. Blustery.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carthage IL
 40.41°N 91.13°W (Elev. 676 ft)
Last Update:
10:31 pm CDT Mar 12, 2026
Forecast Valid:
12am CDT Mar 13, 2026-6pm CDT Mar 19, 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