Dangerous Surf and Rip Currents Along East Coast Beaches; Hazardous Heat in the West

Tropical storm conditions, storm surge flooding and coastal flooding will continue into Thursday across the Outer Banks and into portions of the Mid-Atlantic coastline. Life-threatening rip currents and high surf will continue to impact much of the Atlantic shoreline through the end of the week. Hazardous, record heat will continue across the Western U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Mostly Cloudy

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 29.89 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 21 Aug 4:35 am EDT
Extended Forecast for

2 Miles WSW Mascot TN

  • Today

    Today: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 68. North wind around 5 mph becoming calm  in the evening.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 90. Heat index values as high as 97. Calm wind.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 87. Calm wind.  Chance of precipitation is 60%.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm.  Mostly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 97. Calm wind.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Saturday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Calm wind. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mascot TN
 36.04°N 83.79°W (Elev. 866 ft)
1:36 am EDT Aug 21, 2025
4am EDT Aug 21, 2025-6pm EDT Aug 27, 2025
 
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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