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.

Fair

64°F

18°C

Humidity 15%
Wind Speed SW 13 mph
Barometer 29.58 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 18 Feb 3:55 pm CST
Extended Forecast for

Montrose IA

Red Flag Warning February 18, 04:06pm until February 18, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning February 18, 04:06pm until February 18, 08:00pm

    NOW until 8:00pm Wed

    Red Flag Warning

  • This Afternoon

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southwest wind around 5 mph becoming east after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers between 9am and 3pm, then a chance of rain after 3pm. Partly sunny, with a high near 65. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 30. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 64. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 40. Southwest wind around 5 mph becoming east after midnight.
Thursday
A chance of showers between 9am and 3pm, then a chance of rain after 3pm. Partly sunny, with a high near 65. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 30. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montrose IA
 40.52°N 91.42°W (Elev. 699 ft)
Last Update:
3:16 pm CST Feb 18, 2026
Forecast Valid:
4pm CST Feb 18, 2026-6pm CST Feb 24, 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