National Weather Service United States Department of Commerce

Areas of Extreme Heat and Fire Weather in the West; Refreshingly Cooler Further East

Extreme heat will continue across the Pacific Northwest into midweek before finally waning. Hot temperatures, low relative humidity, gusty winds, and isolated dry thunderstorms will bring critical fire weather into Tuesday. A refreshingly cool air mass has settled into much of the eastern two-thirds of the Rockies through the week. Read More >

HOURLY CLIMATE DATA UPDATE

 

Hardware upgrades to the weather stations means the data on this webpage will be unavailable. There is currently no estimated time when the data will be available again.

In the meantime the latest weather data for these sites is available here:


Knoxville McGhee Tyson Airport

Tri-Cities Regional Airport

Lovell Field Chattanooga

Oak Ridge

 

Alternatively, this map shows the current daily high/low since midnight, viewable by hovering the mouse over any weather station

 

KNOXVILLE MCGHEE TYSON AIRPORT
157 PM EDT MON AUG 25 2025
--------------------------------------
From 100 AM EDT through 157 PM EDT

High...76 at 152 PM EDT
Low....63 at 757 AM EDT

Precipitation.....0.00
Peak Wind Speed and Direction
117 PM EDT: WNW ( 300 Deg )at 17 MPH

** DATA IS NO LONGER CURRENT **

TRI-CITIES REGIONAL AIRPORT
1255 PM EDT MON AUG 25 2025
--------------------------------------
From 100 AM EDT through 1255 PM EDT

High...73 at 1245 PM EDT
Low....58 at 728 AM EDT

Precipitation.....0.00
Peak Wind Speed and Direction
1219 PM EDT: WNW ( 300 Deg )at 17 MPH

LOVELL FIELD CHATTANOOGA TN
155 PM EDT MON AUG 25 2025
--------------------------------------
From 100 AM EDT through 155 PM EDT

High...78 at 155 PM EDT
Low....62 at 739 AM EDT

Precipitation.....0.00
Peak Wind Speed and Direction
1134 AM EDT: NNE ( 20 Deg )at 20 MPH

OAK RIDGE TN
156 PM EDT MON AUG 25 2025
--------------------------------------
From 100 AM EDT through 156 PM EDT

High...77 at 154 PM EDT
Low....58 at 737 AM EDT

Precipitation.....0.00
Peak Wind Speed and Direction
1243 PM EDT: W ( 280 Deg )at 13 MPH