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.

Partly Cloudy

9°F

-13°C

Humidity 66%
Wind Speed SE 1 mph
Barometer 30.36 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 19 Jan 8:55 pm CST
Extended Forecast for

2 Miles ENE Carthage IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 8. Wind chill values as low as zero. Southwest wind around 5 mph.

    Low: 8 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then becoming sunny, with a high near 32. South wind 5 to 10 mph.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 29. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 37. West wind around 15 mph, with gusts as high as 25 mph.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 6.

    High: 6 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -7.

    Low: -7 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 8. Wind chill values as low as zero. Southwest wind around 5 mph.
Tuesday
Mostly cloudy through mid morning, then becoming sunny, with a high near 32. South wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a steady temperature around 29. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 37. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
Mostly cloudy, with a low around 0.
Friday
Mostly cloudy and cold, with a high near 6.
Friday Night
Mostly cloudy, with a low around -7.
Saturday
Partly sunny and cold, with a high near 8.
Saturday Night
Partly cloudy, with a low around -2.
Sunday
Mostly sunny, with a high near 18.
Sunday Night
Mostly clear, with a low around 7.
Monday
Sunny, with a high near 28.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Carthage IL
 40.43°N 91.1°W (Elev. 676 ft)
3:16 pm CST Jan 19, 2026
9pm CST Jan 19, 2026-6pm CST Jan 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database