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.

Light Rain

62°F

17°C

Humidity 90%
Wind Speed W 7 mph
Barometer 29.78 in (1007.9 mb)
Dewpoint 59°F (15°C)
Visibility 7.00 mi
Last update 15 Apr 3:53 am CDT
Extended Forecast for

Sigourney IA

  • Overnight

    Overnight: Showers and thunderstorms. Low around 63. West wind around 10 mph. Chance of precipitation is 80%.

    Low: 63 °F

    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 75. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 75 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 53. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. West wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Thursday Night

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

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 79. Breezy. Chance of precipitation is 70%.

    High: 79 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 50. Breezy.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and thunderstorms. Low around 63. West wind around 10 mph. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 75. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 53. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Sunny, with a high near 75. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 55.
Friday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 79. Breezy. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 50. Breezy.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 55.
Sunday Night
Clear, with a low around 36.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 72.
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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:
2:57 am CDT Apr 15, 2026
Forecast Valid:
4am CDT Apr 15, 2026-6pm CDT Apr 21, 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