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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

81°F

27°C

Humidity 94%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Aug 8:10 pm EDT
Extended Forecast for

4 Miles NW Seymour TN

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 93. Heat index values as high as 96. Calm wind becoming northeast around 5 mph.

    High: 93 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog between 7am and 8am. Otherwise, sunny and hot, with a high near 92. Heat index values as high as 96. Calm wind.

    High: 92 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. Calm wind becoming northeast around 5 mph.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 93. Heat index values as high as 96. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 70. Calm wind.
Sunday
Patchy fog between 7am and 8am. Otherwise, sunny and hot, with a high near 92. Heat index values as high as 96. Calm wind.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
Sunny and hot, with a high near 94. Calm wind becoming northeast around 5 mph.
Monday Night
Mostly clear, with a low around 72. Calm wind.
Tuesday
Sunny and hot, with a high near 94.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Seymour TN
 35.91°N 83.84°W (Elev. 971 ft)
Last Update:
7:06 pm EDT Aug 15, 2025
Forecast Valid:
8pm EDT Aug 15, 2025-6pm EDT Aug 22, 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