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.

Mostly Cloudy

59°F

15°C

Humidity 41%
Wind Speed N 12 G 22 mph
Barometer 29.96 in (1014.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 31 Mar 7:53 pm CDT
Extended Forecast for

4 Miles S Blakesburg IA

  • Tonight

    Tonight: Showers likely, mainly after 4am. Mostly cloudy, with a low around 44. North northeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 53. Breezy, with an east wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Temperature falling to near 48 by 8pm, then rising to around 56 during the remainder of the night. East wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 48 °F⇑

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 71. Windy, with a south wind 15 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers and
    Windy

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 43. Breezy, with a west wind 11 to 16 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

  • Friday

    Friday: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Chance Rain
    then Rain
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 38. Breezy. Chance of precipitation is 80%.

    Low: 38 °F

    Showers and
    Breezy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 49. Windy.

    High: 49 °F

    Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. Windy.

    Low: 31 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Tonight
Showers likely, mainly after 4am. Mostly cloudy, with a low around 44. North northeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 53. Breezy, with an east wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Temperature falling to near 48 by 8pm, then rising to around 56 during the remainder of the night. East wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm. High near 71. Windy, with a south wind 15 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 43. Breezy, with a west wind 11 to 16 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Friday
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 38. Breezy. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 49. Windy.
Saturday Night
Mostly cloudy, with a low around 31. Windy.
Sunday
Mostly sunny, with a high near 52. Breezy.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Blakesburg IA
 40.9°N 92.65°W
Last Update:
6:22 pm CDT Mar 31, 2026
Forecast Valid:
8pm CDT Mar 31, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation