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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Sigourney IA

  • Overnight

    Overnight: Mostly clear, with a low around 54. Northwest wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 80. Light northwest wind becoming west 5 to 10 mph in the afternoon.

    High: 80 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers and thunderstorms between 10pm and 4am, then a slight chance of showers. Mostly cloudy, with a low around 59. West wind around 5 mph becoming north in the evening. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Showers likely after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 73. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 73 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Northwest wind around 5 mph.
Juneteenth
Increasing clouds, with a high near 80. Light northwest wind becoming west 5 to 10 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms between 10pm and 4am, then a slight chance of showers. Mostly cloudy, with a low around 59. West wind around 5 mph becoming north in the evening. Chance of precipitation is 50%.
Saturday
Sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Showers likely after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 73. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sigourney IA
 41.35°N 92.23°W (Elev. 781 ft)
Last Update:
1:26 am CDT Jun 19, 2026
Forecast Valid:
1am CDT Jun 19, 2026-6pm CDT Jun 25, 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