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.

A Few Clouds

42°F

6°C

Humidity 82%
Wind Speed SE 10 mph
Barometer 30.33 in (1027.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Apr 7:53 am CDT
Extended Forecast for

Sigourney IA

  • Today

    Today: Showers likely, mainly between 10am and 5pm. Mostly cloudy, with a high near 56. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 56 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a temperature falling to near 54 by 9pm, then rising to around 59 during the remainder of the night. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 54 °F⇑

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 70. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 70 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 60. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Breezy.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Showers likely, mainly between 10am and 5pm. Mostly cloudy, with a high near 56. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tonight
A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a temperature falling to near 54 by 9pm, then rising to around 59 during the remainder of the night. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 70. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 60. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 79.
Monday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 65.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Wednesday Night
A 50 percent chance of showers. Partly cloudy, with a low around 56.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers. Mostly clear, with a low around 56.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sigourney IA
 41.33°N 92.2°W (Elev. 801 ft)
Last Update:
4:01 am CDT Apr 11, 2026
Forecast Valid:
8am CDT Apr 11, 2026-6pm CDT Apr 17, 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