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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: @ 19-Aug-2026 5:20am - next update at 5:25am  
Summary / Temperature Wind Rain Outlook
Few Clouds Few Clouds
Currently: 84.7, Max: 91.5, Min: 84.7 84.7°F
Colder 1.2°F than last hour.

Warm

Feels like: 90°F

24-hr difference
2.9°FWarmer 2.9°F than yesterday at this time.
  Today Yesterday
High: 91.5°F
12:00am 		109.4°F
4:48pm
Low: 84.7°F
5:17am 		78.3°F
6:58am
Wind from S S
1
Gust:
 7 mph
0 Bft - Calm
Today: 11 mph 2:24am
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
16 days since last rain.
Wednesday

Wednesday: Sunny
Sunny
Humidity & Barometer Almanac Moon
Humidity: 63 % Increased 4.0% since last hour.
Dew Point: 70.7°F Increased 0.3°F since last hour.
Barometer: 29.9 inHg  
Baro Trend: Rising slowly
Sunrise: 6:52am
Sunset: 8:10pm
Moonset: 12:00am
Moonrise: 2:00pm
Waxing Crescent
Waxing Crescent, Moon at 7 days in cycle
43%
Illuminated
UV Index Forecast UV Index Forecast
19-Aug-2026
9.6     Very High 
20-Aug-2026
9.7     Very High 
 NWS Weather Forecast  - Outlook: Overnight & Wednesday
Overnight

Overnight: Clear
Clear

Lo 83 °F		 NWS forecast: Clear. Low around 83, with temperatures rising to around 85 overnight. South southwest wind around 10 mph.
Davis VP+ forecast: Increasing clouds with little temperature change.
 
Wednesday

Wednesday: Sunny
Sunny

Hi 106 °F		 NWS forecast: Sunny, with a high near 106. Heat index values as high as 107. South southwest wind 5 to 10 mph.