Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

Fair

67°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 15 Jul 12:55 am EDT
Extended Forecast for

Grandfather Mountain NC

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 2am.  Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall.  Patchy fog before 8am. High near 73. Light and variable wind.  Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 73 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Heavy
    Rain

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall.  Patchy fog after 4am. Low around 64. Light south wind.  Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 64 °F

    Heavy Rain
    then Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 11am.  Patchy fog before 9am. High near 72. South wind 3 to 6 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely and
    Patchy Fog
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 64. South southwest wind around 5 mph.  Chance of precipitation is 70%.

    Low: 64 °F

    T-storms
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 73. Chance of precipitation is 90%.

    High: 73 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 9pm.  Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    T-storms then
    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm.  High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before 9pm.  Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 2am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Tuesday
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Patchy fog before 8am. High near 73. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Patchy fog after 4am. Low around 64. Light south wind. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 9am. High near 72. South wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 64. South southwest wind around 5 mph. Chance of precipitation is 70%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 73. Chance of precipitation is 90%.
Thursday Night
Showers and thunderstorms, mainly before 9pm. Low around 64. Chance of precipitation is 80%.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 74. Chance of precipitation is 80%.
Friday Night
Showers and thunderstorms, mainly before 9pm. Low around 65. Chance of precipitation is 80%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 74. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 64. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms. High near 75. 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. Some of the storms could produce heavy rainfall. High near 75. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grandfather Mountain NC
 36.1°N 81.81°W (Elev. 4541 ft)
7:32 pm EDT Jul 14, 2025
1am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
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