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

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Overcast

37°F

3°C

Humidity 56%
Wind Speed S 6 mph
Barometer 30.25 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Feb 4:55 am CST
Extended Forecast for

Montrose IA

  • Today

    Today: A slight chance of snow between 8am and 10am. Mostly cloudy, with a high near 50. South wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Southeast wind around 5 mph.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 56. South wind around 5 mph becoming calm in the afternoon.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 35. Calm wind becoming southeast around 5 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow between 8am and 10am. Mostly cloudy, with a high near 50. South wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 32. Southeast wind around 5 mph.
Friday
Sunny, with a high near 56. South wind around 5 mph becoming calm in the afternoon.
Friday Night
Increasing clouds, with a low around 35. Calm wind becoming southeast around 5 mph.
Saturday
A 30 percent chance of rain after noon. Cloudy, with a high near 52.
Saturday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 36.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 35.
Washington's Birthday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly cloudy, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 62.
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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:
4:42 am CST Feb 12, 2026
Forecast Valid:
5am CST Feb 12, 2026-6pm CST Feb 18, 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