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.

Overcast

46°F

8°C

Humidity 61%
Wind Speed NW 17 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 18 Apr 12:53 am CDT
Extended Forecast for

Sigourney IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 52 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 32. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 57. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 64.

    High: 64 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. Northwest wind around 15 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 52. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 32. West wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 57. West wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 32.
Monday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 79. Breezy.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 71.
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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:
11:47 pm CDT Apr 17, 2026
Forecast Valid:
1am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation