Back to Weather

5-day forecast / Denton, TX

SaturdayMostly Sunny103° / 83° 8%
SundayMostly Sunny108° / 85° 10%
MondaySunny109° / 84° 2%
TuesdaySunny109° / 83° 9%
WednesdaySlight Chance Rain Showers105° / 80° 15%

Denton Under Extreme Heat and Air Quality Alerts - Aug 21, 2 PM

Denton weather, updated every four hours — local forecasts you can trust.

An Extreme Heat Warning and Air Quality Alert are in effect for Denton. Current conditions show a heat index of 101F, with highs near 105F today and 107F tomorrow.

Cody Underwood

August 21, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Aug 21, 2 PM local time.*

Dangerous Heat Conditions

Denton is currently under an active Extreme Heat Warning issued by the National Weather Service. The danger is immediate, as the current air temperature stands at 97F while the heat index makes it feel like 101F. Relative humidity is at 37% with a dew point of 66F. Winds are blowing from the south at 11 mph with gusts reaching 11 mph under clear skies.

The National Weather Service has designated this period as severe in urgency and severity. Residents must take extreme caution as temperatures remain dangerously high. The warning remains in effect until the specified end time on August 22.

Forecast and Air Quality

Today will be mostly sunny with a high near 105F. The heat index is expected to reach as high as 107 during the day. South winds will be around 5 mph. There is only a 7% chance of precipitation.

Tonight, skies will become partly cloudy. Temperatures will drop to a low near 83F but may rise slightly to around 85F overnight. The heat index will remain high at up to 105F. South winds will increase to 5 to 10 mph.

Tomorrow brings continued intense heat with mostly sunny skies and a high near 107F. Temperatures may fall slightly to around 105F in the afternoon, but the heat index will climb to as high as 111F. South winds will remain light at around 5 mph. The chance of precipitation is 9%.

Tomorrow night will be partly cloudy with a low near 81F. Temperatures may rise to around 84F overnight, with heat indices up to 108F. Winds will shift to south southwest at 5 to 10 mph.

In addition to the heat warning, an Air Quality Alert is also active for Denton. This alert was issued by the NWS Fort Worth office and remains in effect. The severity and urgency are currently listed as unknown.

Safety Reminder

Given the Extreme Heat Warning and high heat index values, it is critical to stay hydrated and limit midday exertion. Check on neighbors and vulnerable individuals regularly. Avoid prolonged exposure to the sun during peak hours.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Cody Underwood

Cody Underwood covers weather, storms, and seasonal life around Denton.

Related Stories

More in Sport