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

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

54°F

12°C

Humidity 69%
Wind Speed SE 9 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 30 Mar 12:53 am CDT
Extended Forecast for

5 Miles SE Blakesburg IA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 55. South wind around 8 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. Breezy, with a south southwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 84 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 64. Breezy, with a south southwest wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Breezy, with a south southwest wind 16 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. North wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 1pm. High near 48. Breezy. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers. Low around 40. Chance of precipitation is 100%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Showers. High near 57. Chance of precipitation is 90%.

    High: 57 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of rain before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 55. South wind around 8 mph.
Monday
Sunny, with a high near 84. Breezy, with a south southwest wind 9 to 16 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 64. Breezy, with a south southwest wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Breezy, with a south southwest wind 16 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. North wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers, mainly after 1pm. High near 48. Breezy. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 40. Chance of precipitation is 100%.
Thursday
Showers. High near 57. Chance of precipitation is 90%.
Thursday Night
A 40 percent chance of rain before 1am. Mostly cloudy, with a low around 39.
Friday
A chance of rain, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
Friday Night
Rain likely. Mostly cloudy, with a low around 43. Breezy. Chance of precipitation is 70%.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 54. Windy.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33. Breezy.
Sunday
Mostly sunny, with a high near 53. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Blakesburg IA
 40.9°N 92.56°W
Last Update:
1:27 am CDT Mar 30, 2026
Forecast Valid:
1am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation