Storms and Heavy Rainfall in the Plains and Southern Appalachians; Hazardous Heat in the South and Southeast

Severe thunderstorms with heavy rainfall will be possible across the southern Appalachians through this evening. Thunderstorms are also expected from the northern/central Plains into portions of the Midwest through Tuesday, and severe storms may produce large hail and damaging wind gusts. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

81°F

27°C

Humidity 62%
Wind Speed NA
Barometer 30.09 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Aug 5:35 pm EDT
Extended Forecast for

4 Miles ENE Butler TN

Severe T-storm Watch until August 17, 10:00pm
Severe T-storm Warning until August 17, 06:30pm
Click here for hazard details and duration
Severe T-storm Watch
Severe T-storm Warning
  •  
    Severe T-storm Watch until August 17, 10:00pm
    Severe T-storm Warning until August 17, 06:30pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 88 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a chance of showers between midnight and 1am. Some of the storms could be severe.  Mostly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming northwest around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 40%.

    High: 85 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 88. West wind around 10 mph.
Tonight
Showers and thunderstorms likely before midnight, then a chance of showers between midnight and 1am. Some of the storms could be severe. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 62. Calm wind.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming northwest around 5 mph.
Wednesday Night
Mostly clear, with a low around 66. Calm wind.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 63. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Butler TN
 36.33°N 81.92°W (Elev. 2572 ft)
2:41 pm EDT Aug 17, 2026
5pm EDT Aug 17, 2026-6pm EDT Aug 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database