National Weather Service United States Department of Commerce

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 >

Click a location below for detailed forecast.

Last Map Update: Sat, Mar 21, 2026 at 5:02:30 am EDT

 

A warming trend will continue this weekend with spring-like temperatures. There's a chance of showers and storms late this afternoon and evening. Most of Sunday will remain dry with rain chances returning again Sunday night into Monday morning, followed by drier and seasonally cooler conditions.
A warming trend will continue this weekend with spring-like temperatures. There's a chance of showers and storms late this afternoon and evening. Most of Sunday will remain dry with rain chances returning again Sunday night into Monday morning, followed by drier and seasonally cooler conditions.
A warming trend will continue this weekend with spring-like temperatures. There's a chance of showers and storms late this afternoon and evening. Most of Sunday will remain dry with rain chances returning again Sunday night into Monday morning, followed by drier and seasonally cooler conditions.

 Current Weather Observations...
Location Time
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA04:35Mostly Cloudy10554466SSW 7-29.93
Andrews-Murphy NC15:58Overcast10371540W 930 [WC]30.14
Chattanooga TN03:53Clear10644957S 5-29.97
Crossville TN03:53Clear10645060WSW 13-29.99
Dalton GA04:35Clear10594765SSE 6-30.00
Knoxville TN (McGhee-Tyson)03:53Clear10594662SW 7-29.95
Middlesboro KY04:15Clear10664954SW 6-29.94
Monroe Cnty TN04:35Partly Cloudy10604658SSW 5-29.96
Morristown TN09:30-
Oak Ridge TN03:53Clear10554671CALM-29.97
Tazewell Cnty VA04:35Mostly Cloudy10554464WSW 10-29.94
Tri-Cities TN03:53Partly Cloudy10574461WSW 6-29.93
Wise VA04:35Overcast10604863W 9G18-29.94
Greeneville, TN04:35Mostly Clear10594662VRB 3-29.94


Local Weather History For March 21st...
Tornado tracked 1 mile across Polk County in 1974. 7 injured and over $50,000 damage.

 

 

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