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

Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fog/Mist

49°F

9°C

Humidity 93%
Wind Speed W 7 mph
Barometer 30.02 in (1016.9 mb)
Dewpoint 47°F (8°C)
Visibility 2.00 mi
Wind Chill46°F (8°C)
Last update 20 Nov 1:53 pm CST
Extended Forecast for

Sigourney IA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 51. West wind around 5 mph becoming calm.

    High: 51 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 41. Calm wind becoming northeast around 5 mph after midnight.

    Low: 41 °F

    Cloudy

  • Friday

    Friday: A 30 percent chance of rain, mainly after 2pm. Cloudy, with a high near 48. Northeast wind 5 to 10 mph.

    High: 48 °F

    Chance Rain

  • Friday Night

    Friday Night: Cloudy during the early evening, then gradual clearing, with a low around 29. Northeast wind around 5 mph becoming calm after midnight.

    Low: 29 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

This Afternoon
Cloudy, with a high near 51. West wind around 5 mph becoming calm.
Tonight
Cloudy, with a low around 41. Calm wind becoming northeast around 5 mph after midnight.
Friday
A 30 percent chance of rain, mainly after 2pm. Cloudy, with a high near 48. Northeast wind 5 to 10 mph.
Friday Night
Cloudy during the early evening, then gradual clearing, with a low around 29. Northeast wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 54.
Monday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sigourney IA
 41.33°N 92.2°W (Elev. 801 ft)
Last Update:
2:16 pm CST Nov 20, 2025
Forecast Valid:
2pm CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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