Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

77°F

25°C

Humidity 54%
Wind Speed SW 10 G 16 mph
Barometer 29.95 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Mar 1:15 pm EDT
Extended Forecast for

2 Miles NNE Seymour TN

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 4pm.  Areas of smoke. Partly sunny, with a high near 78. Southwest wind around 10 mph.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 11pm.  Areas of smoke before 1am. Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph.

    Low: 60 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 2am.  Partly cloudy, with a low around 58. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 8am.  Partly sunny, with a high near 66. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 66 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Northeast wind around 10 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 66. Northeast wind around 5 mph becoming calm  in the morning.

    High: 66 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after 2am.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 2pm.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 4pm. Areas of smoke. Partly sunny, with a high near 78. Southwest wind around 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Areas of smoke before 1am. Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 58. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 66. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 43. Northeast wind around 10 mph.
Tuesday
Partly sunny, with a high near 66. Northeast wind around 5 mph becoming calm in the morning.
Tuesday Night
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 48.
Wednesday
A 30 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 63.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 74.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Seymour TN
 35.9°N 83.78°W (Elev. 1260 ft)
1:06 pm EDT Mar 21, 2026
1pm EDT Mar 21, 2026-6pm EDT Mar 27, 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