Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

36°F

2°C

Humidity 48%
Wind Speed W 16 G 25 mph
Barometer 29.95 in (1015.1 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 21 Jan 12:53 pm CST
Extended Forecast for

3 Miles S Gibson IA

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
High Wind Warning January 21, 02:00pm until January 22, 12:00am
Click here for hazard details and duration
Extreme Cold Watch
High Wind Warning
  • This Afternoon

    This Afternoon: A slight chance of snow before 3pm, then a chance of rain and snow between 3pm and 4pm, then a slight chance of snow after 4pm.  Partly sunny, with a high near 37. Windy, with a west wind 15 to 20 mph increasing to 25 to 30 mph. Winds could gust as high as 50 mph.  Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow and
    Windy

  • Tonight

    Tonight: A chance of flurries before 7pm.  Partly cloudy, with a low around 11. Wind chill values as low as zero. Windy, with a northwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 50 mph.

    Low: 11 °F

    Chance
    Flurries and
    Windy then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 28. Wind chill values as low as zero. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -11. Wind chill values as low as -30. North wind around 15 mph, with gusts as high as 25 mph.

    Low: -11 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near -2.

    High: -2 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy and cold, with a high near 4.

    High: 4 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around -2.

    Low: -2 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 13.

    High: 13 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A slight chance of snow before 3pm, then a chance of rain and snow between 3pm and 4pm, then a slight chance of snow after 4pm. Partly sunny, with a high near 37. Windy, with a west wind 15 to 20 mph increasing to 25 to 30 mph. Winds could gust as high as 50 mph. Chance of precipitation is 40%.
Tonight
A chance of flurries before 7pm. Partly cloudy, with a low around 11. Wind chill values as low as zero. Windy, with a northwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 50 mph.
Thursday
Mostly sunny, with a high near 28. Wind chill values as low as zero. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around -11. Wind chill values as low as -30. North wind around 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny and cold, with a high near -2.
Friday Night
Mostly cloudy, with a low around -8.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 4.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around -2.
Sunday
Partly sunny, with a high near 13.
Sunday Night
Partly cloudy, with a low around -7.
Monday
Sunny, with a high near 13.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Mostly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Gibson IA
 41.44°N 92.41°W (Elev. 869 ft)
1:16 pm CST Jan 21, 2026
1pm CST Jan 21, 2026-6pm CST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database