Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Municipal Airport (KMPZ)

Lat: 40.95°NLon: 91.51°WElev: 735ft.

Fog/Mist

45°F

7°C

Humidity 100%
Wind Speed SE 13 mph
Barometer 29.75 in
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Wind Chill39°F (4°C)
Last update 27 Dec 2:15 pm CST
Extended Forecast for

2 Miles WSW Morning Sun IA

Wind Advisory December 28, 02:00pm until December 29, 06:00pm
Click here for hazard details and duration
Wind Advisory
  • This Afternoon

    This Afternoon: Patchy fog.  Otherwise, mostly cloudy, with a high near 50. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Patchy Fog

  • Tonight

    Tonight: Rain likely, mainly after 5am.  Patchy fog.  Otherwise, cloudy, with a low around 49. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    Low: 49 °F

    Rain Likely
    and Patchy
    Fog

  • Sunday

    Sunday: Rain before 3pm, then a chance of rain and sleet between 3pm and 4pm, then a chance of snow after 4pm.  Temperature falling to around 28 by 5pm. Windy, with a southwest wind 5 to 10 mph becoming northwest 20 to 30 mph in the morning. Winds could gust as high as 45 mph.  Chance of precipitation is 90%. Little or no snow and sleet accumulation expected.

    High: 52 °F

    Rain then
    Wintry Mix
    and Windy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 13. Wind chill values as low as -5. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: 13 °F

    Windy. Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 21. Blustery.

    High: 21 °F

    Partly Sunny
    and Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 11. Blustery.

    Low: 11 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Patchy fog. Otherwise, mostly cloudy, with a high near 50. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Rain likely, mainly after 5am. Patchy fog. Otherwise, cloudy, with a low around 49. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Sunday
Rain before 3pm, then a chance of rain and sleet between 3pm and 4pm, then a chance of snow after 4pm. Temperature falling to around 28 by 5pm. Windy, with a southwest wind 5 to 10 mph becoming northwest 20 to 30 mph in the morning. Winds could gust as high as 45 mph. Chance of precipitation is 90%. Little or no snow and sleet accumulation expected.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Wind chill values as low as -5. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.
Monday
Partly sunny, with a high near 21. Blustery.
Monday Night
Mostly clear, with a low around 11. Blustery.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 12.
New Year's Day
Mostly sunny, with a high near 21.
Thursday Night
Mostly clear, with a low around 7.
Friday
Sunny, with a high near 23.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Morning Sun IA
 41.09°N 91.28°W (Elev. 797 ft)
1:57 pm CST Dec 27, 2025
2pm CST Dec 27, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

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