Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

58°F

14°C

Humidity 94%
Wind Speed NA
Barometer 29.95 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 7:15 am EDT
Extended Forecast for

2 Miles ENE Roan Mountain TN

  • Today

    Today: Sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm.  High near 79. West wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Mostly Sunny
    then Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am.  Mostly cloudy, with a low around 62. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 73. West wind 5 to 10 mph.  Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 55. Northwest wind 5 to 10 mph becoming light  in the evening.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. Northwest wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 78.

    High: 78 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 63. South wind around 5 mph.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 79. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 62. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Juneteenth
Showers likely and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 73. West wind 5 to 10 mph. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Northwest wind 5 to 10 mph becoming light in the evening.
Saturday
Sunny, with a high near 74. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 58.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 78.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
Monday
Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Roan Mountain TN
 36.18°N 82.05°W (Elev. 2802 ft)
7:06 am EDT Jun 17, 2026
7am EDT Jun 17, 2026-6pm EDT Jun 23, 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