National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

Fair

62°F

17°C

Humidity 32%
Wind Speed NW 12 G 16 mph
Barometer 30.14 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 20 Mar 12:35 pm EDT
Extended Forecast for

3 Miles ESE Mountain City TN

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 65. West wind around 10 mph.

    High: 65 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 51. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 68. West wind around 5 mph.

    High: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. West wind around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 55. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Partly sunny, with a high near 63. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 65. West wind around 10 mph.
Tonight
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 51. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 68. West wind around 5 mph.
Saturday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 52. Calm wind.
Sunday
Mostly sunny, with a high near 76. West wind around 5 mph.
Sunday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 55. West wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 63. Northwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 58.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Mountain City TN
 36.45°N 81.74°W (Elev. 2995 ft)
Last Update:
7:06 am EDT Mar 20, 2026
Forecast Valid:
1pm EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation