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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Bristol / Johnson / Kingsport, Tri-City Regional Airport (KTRI)

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

84°F

29°C

Humidity 27%
Wind Speed W 9 mph
Barometer 30.22 in (1021.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 Apr 3:53 pm EDT
Extended Forecast for

Johnson City TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. South wind 5 to 10 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: A 10 percent chance of showers after 5pm. Partly sunny, with a high near 80. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. West wind around 5 mph becoming south in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. South wind 5 to 10 mph.
Monday
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 80. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 59. West wind around 5 mph becoming south in the evening.
Tuesday
Mostly sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 57. Calm wind.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. Calm wind.
Thursday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 59.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnson City TN
 36.32°N 82.34°W (Elev. 1696 ft)
Last Update:
2:26 pm EDT Apr 12, 2026
Forecast Valid:
4pm EDT Apr 12, 2026-6pm EDT Apr 19, 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