Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

Fog/Mist

69°F

21°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 30.23 in
Dewpoint 69°F (21°C)
Visibility 3.00 mi
Last update 16 Jul 1:15 am EDT
Extended Forecast for

Grandfather Mountain NC

  • Overnight

    Overnight: Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 4am.  Patchy fog before 3am, then patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 63. Light southwest wind.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Scattered
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 5pm.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 73. South wind 6 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 64. South southwest wind around 7 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm.  Patchy dense fog before 8am. High near 73. West southwest wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely and
    Patchy Dense
    Fog then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 11pm.  Low around 65. West wind 3 to 6 mph.  Chance of precipitation is 80%.

    Low: 65 °F

    T-storms then
    Slight Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm.  High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm.  Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm.  High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms, mainly before 8pm.  Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 4am. Patchy fog before 3am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. Light southwest wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely, mainly before 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 73. South wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 64. South southwest wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Patchy dense fog before 8am. High near 73. West southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms, mainly before 11pm. Low around 65. West wind 3 to 6 mph. Chance of precipitation is 80%.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 73. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm. Low around 64. Chance of precipitation is 80%.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 73. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms, mainly before 8pm. Low around 63. Chance of precipitation is 80%.
Sunday
Showers likely before 2pm, then showers and thunderstorms likely between 2pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 74. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
Showers and thunderstorms. High near 73. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 73. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grandfather Mountain NC
 36.1°N 81.81°W (Elev. 4541 ft)
1:19 am EDT Jul 16, 2025
1am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
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Additional Resources

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