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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

72°F

22°C

Humidity 79%
Wind Speed NA
Barometer 30.15 in
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 4 Jul 10:35 pm EDT
Extended Forecast for

Roan Mountain TN

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 83. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 81. Calm wind becoming west around 5 mph. Chance of precipitation is 80%.

    High: 81 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 63. Calm wind. Chance of precipitation is 80%.

    Low: 63 °F

    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 83. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 64. Calm wind.
Monday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 81. Calm wind becoming west around 5 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 63. Calm wind. Chance of precipitation is 80%.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 50%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 64.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 80. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 64. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Roan Mountain TN
 36.19°N 82.08°W (Elev. 2995 ft)
Last Update:
8:36 pm EDT Jul 4, 2026
Forecast Valid:
10pm EDT Jul 4, 2026-6pm EDT Jul 11, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation