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.

Fog

64°F

18°C

Humidity 100%
Wind Speed E 1 mph
Barometer 29.95 in
Dewpoint 64°F (18°C)
Visibility 0.15 mi
Last update 21 Sep 8:15 am CDT
Extended Forecast for

Revere MO

Dense Fog Advisory September 21, 08:38am until September 21, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory September 21, 08:38am until September 21, 09:00am

    NOW until 9:00am Sun

    Dense Fog Advisory

  • Today

    High: 78 °F

    Areas Dense
    Fog then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 63. West wind around 5 mph becoming south after midnight. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. South wind around 5 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Areas of dense fog before 11am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Tonight
A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 63. West wind around 5 mph becoming south after midnight. Chance of precipitation is 50%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. South wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Revere MO
 40.49°N 91.68°W (Elev. 679 ft)
Last Update:
6:31 am CDT Sep 21, 2025
Forecast Valid:
8am CDT Sep 21, 2025-6pm CDT Sep 27, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation