Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

80°F

27°C

Humidity 47%
Wind Speed NA
Barometer 30.13 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 19 Aug 5:55 pm EDT
Extended Forecast for

2 Miles S Mountain City TN

  • Tonight

    Tonight: Mostly clear, with a low around 66. West wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 2pm.  Mostly cloudy, then becoming sunny during the afternoon, with a high near 83. Calm wind becoming west around 5 mph in the morning.  Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly between 1am and 5am.  Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 82. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 82 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Low around 61. Calm wind.  Chance of precipitation is 80%.

    Low: 61 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers between 8am and 11am, then a slight chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 66. West wind around 5 mph becoming calm.
Thursday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, then becoming sunny during the afternoon, with a high near 83. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 20%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly between 1am and 5am. Partly cloudy, with a low around 64. Calm wind.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 61. Calm wind. Chance of precipitation is 80%.
Saturday
A slight chance of showers between 8am and 11am, then a slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 60. Calm wind.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 57.
Monday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Tuesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Mountain City TN
 36.46°N 81.8°W (Elev. 2356 ft)
2:26 pm EDT Aug 19, 2026
6pm EDT Aug 19, 2026-6pm EDT Aug 26, 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