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

Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

Partly Cloudy

74°F

23°C

Humidity 42%
Wind Speed W 5 mph
Barometer 30.19 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 14 Apr 5:15 pm EDT
Extended Forecast for

Grandfather Mountain NC

  • Tonight

    Tonight: Mostly clear, with a low around 55. West northwest wind 7 to 10 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. West northwest wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. South southwest wind 7 to 9 mph becoming west northwest after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 10pm. Partly cloudy, with a low around 54. West northwest wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 55. West northwest wind 7 to 10 mph.
Wednesday
Sunny, with a high near 74. West northwest wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 54. South southwest wind 7 to 9 mph becoming west northwest after midnight.
Thursday
Mostly sunny, with a high near 73. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
A 20 percent chance of showers after 10pm. Partly cloudy, with a low around 54. West northwest wind 11 to 13 mph, with gusts as high as 21 mph.
Friday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Partly sunny, with a high near 76.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 46.
Sunday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers. Mostly clear, with a low around 32. Breezy.
Monday
Sunny, with a high near 52. Breezy.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grandfather Mountain NC
 36.1°N 81.84°W (Elev. 4432 ft)
Last Update:
2:24 pm EDT Apr 14, 2026
Forecast Valid:
5pm EDT Apr 14, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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