Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk into the Weekend on the East Coast; Flash Flooding Possible in the Southeast

A dangerous, record heat wave continues for the Desert Southwest and the Central Valley of California through Saturday, and the Pacific Northwest through Tuesday. Coastal flooding is expected through tonight at high tide along the Eastern Seaboard from Erin, while the high rip current risk and dangerous surf continue through the weekend. Flash flooding possible today in Georgia and South Carolina. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

88°F

31°C

Humidity 59%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 22 Aug 1:15 pm EDT
Extended Forecast for

2 Miles SSE Halls TN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 89. Calm wind.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 3pm.  Partly sunny, with a high near 86. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 70%.

    Low: 68 °F

    T-storms
    Likely then
    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83. Calm wind becoming west around 5 mph.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Calm wind becoming northwest around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 69. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 86. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming west around 5 mph.
Sunday Night
Mostly clear, with a low around 61. Calm wind becoming northwest around 5 mph.
Monday
Sunny, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Halls TN
 36.05°N 83.9°W (Elev. 1024 ft)
1:08 pm EDT Aug 22, 2025
1pm EDT Aug 22, 2025-6pm EDT Aug 28, 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