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.

68°F

20°C

Humidity 77%
Wind Speed NA
Barometer 30.06 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 23 Aug 12:55 am EDT
Extended Forecast for

5 Miles NNE Roan Mountain TN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 58. West wind around 5 mph.

    Low: 58 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Northwest wind 5 to 10 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72. Calm wind becoming west around 5 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 58. West wind around 5 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 72. Calm wind becoming west around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 55. Calm wind.
Tuesday
Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. Calm wind.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Roan Mountain TN
 36.25°N 82.04°W (Elev. 3527 ft)
7:06 pm EDT Aug 22, 2026
1am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
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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