Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fog/Mist

61°F

16°C

Humidity 94%
Wind Speed S 9 mph
Barometer 29.77 in
Dewpoint 59°F (15°C)
Visibility 6.00 mi
Last update 10 Mar 8:55 am CDT
Extended Forecast for

4 Miles E Carthage IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 79. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 5am.  Increasing clouds, with a low around 43. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 43 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: Rain before 1pm.  Temperature falling to around 43 by 9am. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 79. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 43. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain before 1pm. Temperature falling to around 43 by 9am. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly clear, with a low around 29. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 43. Breezy.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly cloudy, with a high near 62.
Saturday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 39.
Sunday
Rain and snow likely. Cloudy, with a high near 50. Breezy. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17. Blustery.
Monday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Carthage IL
 40.41°N 91.07°W (Elev. 617 ft)
7:01 am CDT Mar 10, 2026
9am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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