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

Hazardous Weather Conditions

Current conditions at

Knoxville (KOXV)

Lat: 41.3°NLon: 93.12°WElev: 928ft.

Fog

48°F

9°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 29.80 in
Dewpoint 48°F (9°C)
Visibility 0.25 mi
Wind Chill46°F (8°C)
Last update 25 Nov 12:15 am CST
Extended Forecast for

Swan IA

Dense Fog Advisory until November 25, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 25, 10:00am

    NOW until 10:00am Tue

    Dense Fog Advisory

  • Overnight

    Low: 46 °F

    Slight Chance
    Rain and
    Areas Fog

  • Tuesday

    Tuesday: A slight chance of rain between noon and 1pm. Areas of fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 54. Breezy, with a light southwest wind becoming west 13 to 18 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    High: 54 °F

    Areas Fog
    then Slight
    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy during the early evening, then becoming cloudy, with a low around 29. Windy, with a west northwest wind 18 to 23 mph, with gusts as high as 37 mph.

    Low: 29 °F

    Becoming
    Cloudy and
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 39. Windy, with a west northwest wind 13 to 21 mph, with gusts as high as 33 mph.

    High: 39 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 21. West northwest wind 8 to 10 mph.

    Low: 21 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 32.

    High: 32 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Overnight
A 20 percent chance of rain before 1am. Areas of fog. Otherwise, cloudy, with a low around 46. Calm wind.
Tuesday
A slight chance of rain between noon and 1pm. Areas of fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 54. Breezy, with a light southwest wind becoming west 13 to 18 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy during the early evening, then becoming cloudy, with a low around 29. Windy, with a west northwest wind 18 to 23 mph, with gusts as high as 37 mph.
Wednesday
Sunny, with a high near 39. Windy, with a west northwest wind 13 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 21. West northwest wind 8 to 10 mph.
Thanksgiving Day
Sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 17.
Friday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 32.
Friday Night
Snow likely. Cloudy, with a low around 24. Chance of precipitation is 70%.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 33.
Saturday Night
A 40 percent chance of snow. Cloudy, with a low around 23.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 17.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Swan IA
 41.47°N 93.34°W
Last Update:
12:26 am CST Nov 25, 2025
Forecast Valid:
12am CST Nov 25, 2025-6pm CST Dec 1, 2025
 
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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