Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Current conditions at

Morristown Moore-Murrell Airport (KMOR)

Lat: 36.18° N Lon: 83.38° W Elev: 1313 ft.

A Few Clouds

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 26 Aug 6:15 am EDT
Detailed forecast for

Grainger County

Rest Of Tonight
Partly cloudy. Lows in the lower 60s. Light winds.
Wednesday
Mostly sunny. Highs in the upper 80s. Light winds.
Wednesday Night
Mostly cloudy. A slight chance of showers late. Lows in the upper 60s. Light winds. Chance of rain 20 percent.
Thursday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s to lower 90s. Light winds. Chance of rain 50 percent.
Thursday Night
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 60s. Light winds. Chance of rain 50 percent.
Friday
Partly sunny with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 20 percent.
Friday Night
Partly cloudy. Lows in the mid 60s.
Saturday
Sunny. Highs in the upper 80s.
Saturday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s.
Sunday
Mostly sunny. Highs in the upper 80s.
Sunday Night
Partly cloudy. Lows in the upper 60s.
Monday
Sunny. Highs around 90.
Monday Night
Mostly clear. Lows around 70.
Tuesday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.



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228 AM EDT Wed Aug 26 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database