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

Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

39°F

4°C

Humidity 50%
Wind Speed W 6 mph
Barometer 30.14 in (1021.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 18 Apr 10:53 pm CDT
Extended Forecast for

4 Miles S Blakesburg IA

  • Tonight

    Tonight: Areas of frost after 5am. Otherwise, mostly clear, with a low around 34. West wind 3 to 7 mph.

    Low: 34 °F

    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 59. West southwest wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 59 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. North wind 5 to 9 mph becoming light and variable.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. South wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 34. West wind 3 to 7 mph.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 59. West southwest wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 33. North wind 5 to 9 mph becoming light and variable.
Monday
Sunny, with a high near 65. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 51. South wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 78. Windy.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Breezy. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 64. Breezy.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Blakesburg IA
 40.9°N 92.65°W
Last Update:
10:48 pm CDT Apr 18, 2026
Forecast Valid:
11pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation