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.

Overcast

77°F

25°C

Humidity 69%
Wind Speed S 14 G 22 mph
Barometer 29.76 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 13 Apr 2:15 pm CDT
Extended Forecast for

Swan IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 80. Breezy, with a south wind 16 to 18 mph, with gusts as high as 28 mph.

    High: 80 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 63. Breezy, with a south wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 63 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. Southwest wind 7 to 15 mph, with gusts as high as 22 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. West wind 7 to 10 mph becoming south in the evening. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. South southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 82. Windy. Chance of precipitation is 60%.

    High: 82 °F

    Mostly Sunny
    and Breezy
    then Showers
    Likely and
    Windy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. Breezy, with a south wind 16 to 18 mph, with gusts as high as 28 mph.
Tonight
Partly cloudy, with a low around 63. Breezy, with a south wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. Southwest wind 7 to 15 mph, with gusts as high as 22 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. West wind 7 to 10 mph becoming south in the evening. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. South southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers before 1pm. Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 60.
Friday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 82. Windy. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Breezy. Chance of precipitation is 70%.
Saturday
Partly sunny, with a high near 55. Breezy.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swan IA
 41.47°N 93.31°W
Last Update:
1:27 pm CDT Apr 13, 2026
Forecast Valid:
2pm CDT Apr 13, 2026-6pm CDT Apr 19, 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