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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

69°F

21°C

Humidity 66%
Wind Speed NA
Barometer 29.91 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 18 Jun 3:55 am EDT
Extended Forecast for

Sugar Mountain NC

  • Today

    Today: Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 76. West wind 11 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Mostly Sunny
    then Showers

  • Tonight

    Tonight: Showers and thunderstorms. Patchy fog after 1am. Low around 60. West southwest wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: A 30 percent chance of showers, mainly before 9am. Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 68. Northwest wind 13 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70. West northwest wind 7 to 10 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 68. Chance of precipitation is 90%.

    High: 68 °F

    Showers

Detailed Forecast

Today
Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 76. West wind 11 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms. Patchy fog after 1am. Low around 60. West southwest wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A 30 percent chance of showers, mainly before 9am. Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 68. Northwest wind 13 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 53. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 70. West northwest wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 68. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sugar Mountain NC
 36.12°N 81.86°W (Elev. 4498 ft)
Last Update:
2:24 am EDT Jun 18, 2026
Forecast Valid:
4am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation