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.

Overcast

44°F

7°C

Humidity 89%
Wind Speed N 15 mph
Barometer 30.27 in (1025.2 mb)
Dewpoint 41°F (5°C)
Visibility 8.00 mi
Wind Chill37°F (3°C)
Last update 10 Apr 7:53 am CDT
Extended Forecast for

4 Miles S Blakesburg IA

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 60. North wind 8 to 13 mph.

    High: 60 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A 10 percent chance of showers after 5am. Mostly clear, with a low around 41. East northeast wind around 6 mph.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 65. Southeast wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 63. South wind 13 to 15 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 72. Windy, with a south southwest wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers and
    Windy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 62. Breezy. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Breezy.
    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Breezy.

    Low: 67 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Breezy. Chance of precipitation is 60%.

    High: 83 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 60. North wind 8 to 13 mph.
Tonight
A 10 percent chance of showers after 5am. Mostly clear, with a low around 41. East northeast wind around 6 mph.
Saturday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 65. Southeast wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 63. South wind 13 to 15 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 72. Windy, with a south southwest wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 62. Breezy. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 81. Breezy.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Breezy.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Breezy. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. Breezy. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 74.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 54.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
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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:
5:31 am CDT Apr 10, 2026
Forecast Valid:
7am CDT Apr 10, 2026-6pm CDT Apr 16, 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