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 >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

43°F

6°C

Humidity 76%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Mar 8:35 am EDT
Extended Forecast for

3 Miles SSE Del Rio TN

  • Today

    Today: Increasing clouds, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.

    High: 72 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 57. West wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Calm wind becoming southwest around 5 mph after midnight.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers.  Partly sunny, with a high near 70. Northwest wind around 5 mph, with gusts as high as 20 mph.

    High: 70 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 57. West wind around 5 mph.
Saturday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 58. Calm wind.
Sunday
Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 61. Calm wind becoming southwest around 5 mph after midnight.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 70. Northwest wind around 5 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 46.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 66.
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 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Del Rio TN
 35.87°N 83.01°W (Elev. 1499 ft)
7:06 am EDT Mar 20, 2026
8am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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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