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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Jacksboro Campbell County Airport (KJAU)

Lat: 36.33°NLon: 84.16°WElev: 1180ft.

Overcast

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.71 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 1 Aug 8:50 pm EDT
Extended Forecast for

Maynardville TN

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Low around 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind becoming west around 5 mph. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.

    High: 83 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then a chance of showers. Low around 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
Monday
Showers and thunderstorms likely, mainly after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind becoming west around 5 mph. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 84.
Wednesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 69.
Thursday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Maynardville TN
 36.24°N 83.8°W (Elev. 1178 ft)
Last Update:
7:06 pm EDT Aug 1, 2026
Forecast Valid:
9pm EDT Aug 1, 2026-6pm EDT Aug 8, 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