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Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Overcast

41°F

5°C

Humidity 93%
Wind Speed NW 12 mph
Barometer 29.77 in
Dewpoint 39°F (4°C)
Visibility 9.00 mi
Wind Chill34°F (1°C)
Last update 11 Mar 6:35 am CDT
Extended Forecast for

Pontoosuc IL

  • Today

    Today: Rain and thunderstorms likely before 2pm, then a slight chance of rain between 2pm and 3pm. Cloudy, with a high near 44. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely
    and Breezy

  • Tonight

    Tonight: 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: Increasing clouds, with a high near 51. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 51 °F

    Sunny then
    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 42 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Friday Night

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

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain after 1am. Cloudy, with a low around 42.

    Low: 42 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain before 1pm, then rain and snow likely. High near 49. Breezy. Chance of precipitation is 80%.

    High: 49 °F

    Rain then
    Rain/Snow and
    Breezy

Detailed Forecast

Today
Rain and thunderstorms likely before 2pm, then a slight chance of rain between 2pm and 3pm. Cloudy, with a high near 44. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tonight
Mostly clear, with a low around 29. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 51. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 42. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.
Friday
Partly sunny, with a high near 50. Breezy.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly cloudy, with a high near 52.
Saturday Night
A 40 percent chance of rain after 1am. Cloudy, with a low around 42.
Sunday
Rain before 1pm, then rain and snow likely. High near 49. Breezy. Chance of precipitation is 80%.
Sunday Night
Mostly cloudy, with a low around 19. Blustery.
Monday
Sunny, with a high near 29. Blustery.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pontoosuc IL
 40.63°N 91.21°W (Elev. 531 ft)
Last Update:
5:31 am CDT Mar 11, 2026
Forecast Valid:
6am CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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