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

Hazardous Weather Conditions

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Fair and Breezy

39°F

4°C

Humidity 56%
Wind Speed N 22 G 30 mph
Barometer 30.09 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 11 Mar 3:55 pm CDT
Extended Forecast for

Sumner IA

High Wind Watch March 12, 10:00pm until March 13, 10:00am
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: Sunny, with a high near 38. Windy, with a north northwest wind around 21 mph, with gusts as high as 31 mph.

    High: 38 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 25. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of rain after 4pm. Increasing clouds, with a high near 48. Windy, with a west wind 6 to 11 mph becoming south 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 48 °F

    Sunny then
    Slight Chance
    Rain and
    Windy

  • Thursday Night

    Thursday Night: Rain, mainly before 4am. Low around 29. Windy, with a south wind 23 to 32 mph becoming west after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Rain and
    Windy

  • Friday

    Friday: Partly sunny, with a high near 40. Windy, with a west northwest wind 21 to 31 mph, with gusts as high as 48 mph.

    High: 40 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after 1pm. Cloudy, with a high near 39.

    High: 39 °F

    Cloudy then
    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow before 1am, then rain and snow. Low around 29. Breezy. Chance of precipitation is 80%.

    Low: 29 °F

    Chance Snow
    then
    Rain/Snow and
    Breezy

  • Sunday

    Sunday: Rain and snow. High near 34. Windy. Chance of precipitation is 80%.

    High: 34 °F

    Rain/Snow and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 38. Windy, with a north northwest wind around 21 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 25. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of rain after 4pm. Increasing clouds, with a high near 48. Windy, with a west wind 6 to 11 mph becoming south 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
Rain, mainly before 4am. Low around 29. Windy, with a south wind 23 to 32 mph becoming west after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 40. Windy, with a west northwest wind 21 to 31 mph, with gusts as high as 48 mph.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A 30 percent chance of snow after 1pm. Cloudy, with a high near 39.
Saturday Night
A chance of snow before 1am, then rain and snow. Low around 29. Breezy. Chance of precipitation is 80%.
Sunday
Rain and snow. High near 34. Windy. Chance of precipitation is 80%.
Sunday Night
A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 7. Windy.
Monday
Mostly sunny, with a high near 17. Windy.
Monday Night
Mostly clear, with a low around -1.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner IA
 42.85°N 92.1°W
Last Update:
3:07 pm CDT Mar 11, 2026
Forecast Valid:
4pm CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation