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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Moore-Murrell Airport (KMOR)

Lat: 36.18°NLon: 83.38°WElev: 1313ft.

Partly Cloudy

86°F

30°C

Humidity 70%
Wind Speed Vrbl 5 mph
Barometer 30.15 in
Dewpoint 75°F (24°C)
Visibility 8.00 mi
Heat Index95°F (35°C)
Last update 29 Jun 1:15 pm EDT
Extended Forecast for

4 Miles WSW Thorn Hill TN

Heat Advisory June 30, 11:00am until July 2, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 89. Heat index values as high as 96. Calm wind.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before 9am. Mostly sunny and hot, with a high near 91. Heat index values as high as 100. Calm wind.

    High: 91 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Calm wind.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 72.

    Low: 72 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 89. Heat index values as high as 96. Calm wind.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind.
Tuesday
A 20 percent chance of showers before 9am. Mostly sunny and hot, with a high near 91. Heat index values as high as 100. Calm wind.
Tuesday Night
Mostly clear, with a low around 73. Calm wind.
Wednesday
Sunny and hot, with a high near 94. Calm wind.
Wednesday Night
Mostly clear, with a low around 73. Calm wind.
Thursday
Sunny and hot, with a high near 95. Calm wind.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly clear, with a low around 72.
Independence Day
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Thorn Hill TN
 36.33°N 83.49°W (Elev. 1516 ft)
Last Update:
1:06 pm EDT Jun 29, 2026
Forecast Valid:
1pm EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation