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Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fog/Mist

29°F

-2°C

Humidity 100%
Wind Speed S 7 mph
Barometer 29.83 in (1010.9 mb)
Dewpoint 29°F (-2°C)
Visibility 1.25 mi
Wind Chill22°F (-6°C)
Last update 6 Jan 11:53 pm CST
Extended Forecast for

Webster IA

Dense Fog Advisory until January 7, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 7, 11:00am

    NOW until 11:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 31 °F

    Dense
    Freezing Fog
    and Areas Fog

  • Wednesday

    Wednesday: Widespread dense fog between 8am and 11am. Widespread dense freezing fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 53. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 53 °F

    Dense
    Freezing Fog
    and Dense Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 37. South wind 5 to 10 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain. High near 50. South wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 50 °F

    Rain Likely
    then Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

Overnight
Areas of fog before 1am. Widespread dense freezing fog, mainly between 1am and 4am. Otherwise, mostly cloudy, with a low around 31. West wind around 5 mph becoming south.
Wednesday
Widespread dense fog between 8am and 11am. Widespread dense freezing fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 53. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Increasing clouds, with a low around 37. South wind 5 to 10 mph.
Thursday
Rain. High near 50. South wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 43.
Friday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Webster IA
 41.44°N 92.17°W (Elev. 869 ft)
Last Update:
12:01 am CST Jan 7, 2026
Forecast Valid:
12am CST Jan 7, 2026-6pm CST Jan 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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