Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

71°F

22°C

Humidity 80%
Wind Speed NA
Barometer 30.11 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 21 Aug 5:35 pm EDT
Extended Forecast for

3 Miles SSE Butler TN

  • Tonight

    Tonight: Showers and thunderstorms, mainly before midnight.  Low around 64. Calm wind.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    T-storms then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers between 11pm and 2am.  Increasing clouds, with a low around 62. Calm wind becoming west around 5 mph.  Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 78. Northwest wind 5 to 10 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. West wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before midnight. Low around 64. Calm wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
A chance of showers between 11pm and 2am. Increasing clouds, with a low around 62. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 78. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 57. West wind around 5 mph becoming calm.
Monday
Sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. Calm wind.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Butler TN
 36.27°N 81.99°W (Elev. 2034 ft)
2:26 pm EDT Aug 21, 2026
6pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database