Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Overcast

16°F

-9°C

Humidity 57%
Wind Speed S 7 mph
Barometer 30.34 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 20 Jan 6:15 am CST
Extended Forecast for

4 Miles SSE Farmington IA

  • Today

    Today: Partly sunny, with a high near 32. South wind 5 to 10 mph.

    High: 32 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 5.

    High: 5 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 9.

    High: 9 °F

    Cold

Detailed Forecast

Today
Partly sunny, with a high near 32. South wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 23. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.
Wednesday
Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 16. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around -3.
Friday
Partly sunny and cold, with a high near 5.
Friday Night
Mostly cloudy, with a low around -6.
Saturday
Mostly cloudy and cold, with a high near 9.
Saturday Night
Mostly cloudy, with a low around 0.
Sunday
Sunny, with a high near 20.
Sunday Night
Mostly clear, with a low around 3.
Monday
Sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Farmington IA
 40.57°N 91.7°W (Elev. 554 ft)
5:16 am CST Jan 20, 2026
6am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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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