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 Details for Denton Co. Extreme Heat Warning
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Extreme Heat Warning EXTREME HEAT WARNING - Dallas Co.  - Denton Co.  - Tarrant Co.

NWS Southern Plains Regional Radar WU South Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 18-Aug-2026 7:00pm - next update at 7:05pm  
Summary / Temperature Wind Rain Outlook
Few Clouds Few Clouds
Currently: 104.1, Max: 109.4, Min: 78.3 104.1°F
Colder 1.5°F than last hour.

Extremely Hot

Feels like: 108°F

24-hr difference
0.2°FWarmer 0.2°F than yesterday at this time.
  Today Yesterday
High: 109.4°F
4:48pm 		109°F
3:36pm
Low: 78.3°F
6:58am 		76.5°F
7:12am
Wind from SSE SSE
2
Gust:
 6 mph
1 Bft - Light air
Today: 11 mph 1:50pm
Gust Month: 21 mph August 14
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0.14 in
Season Total: 18.44 in
15 days since last rain.
Wednesday

Wednesday: Sunny
Sunny
Humidity & Barometer Almanac Moon
Humidity: 28 % Increased 1.0% since last hour.
Dew Point: 64.5°F Decreased 2.0°F since last hour.
Barometer: 29.87 inHg Falling 0.01 inHg/hr
Baro Trend: Falling slowly
Sunrise: 6:52am
Sunset: 8:11pm
Moonrise: 1:00pm
Moonset: 11:25pm
Waxing Crescent
Waxing Crescent, Moon at 6 days in cycle
39%
Illuminated
UV Index Forecast UV Index Forecast
   None
   None
 NWS Weather Forecast  - Outlook: Tonight & Wednesday
Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 82 °F		 NWS forecast: Mostly clear. Low around 82, with temperatures rising to around 84 overnight. Heat index values as high as 106. South wind around 10 mph.
Davis VP+ forecast: Mostly cloudy with little temperature change. Precipitation likely.
 
Wednesday

Wednesday: Sunny
Sunny

Hi 106 °F		 NWS forecast: Sunny, with a high near 106. Heat index values as high as 109. South southwest wind around 10 mph.