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5-day forecast / Dallas, TX

TuesdaySunny105° / 81° 1%
WednesdaySunny104° / 83° 3%
ThursdaySunny102° / 81° 1%
FridaySunny102° / 83°
SaturdayMostly Sunny101° / 82° 8%

Dallas Heat Advisory in Effect as Temperatures Climb Near 105 - Jul 20, 12 PM

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

A Heat Advisory is active for Dallas as temperatures soar. Current feels-like is 99F, with highs near 101F today and 105F tomorrow. Stay cool and hydrated.

Demarcus Lindgren

July 20, 20262 min read

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

*As of Jul 20, 12 PM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for the Dallas area, signaling dangerous heat levels that require caution. As of this afternoon, the air temperature stands at 93F, but the combination of heat and humidity pushes the feels-like temperature to 99F. The relative humidity is at 47%, with a dew point of 70F, creating a muggy atmosphere.

Winds are currently calm at 0 mph, with occasional gusts reaching 5 mph, and the sky remains clear.

The National Weather Service has issued this advisory due to the significant risk of heat-related illnesses. The alert is classified as moderate severity with expected urgency, indicating that conditions are already hazardous and will persist through the overnight hours. Residents should monitor local updates closely as the heat index values are projected to remain elevated.

Forecast for Today and Tomorrow

Today, Dallas will experience sunny skies with a high near 101F. The heat index is expected to reach as high as 108. Southwest winds will be light, around 5 mph. The chance of precipitation is minimal at just 1%.

Tonight, conditions will remain clear with a low around 81F. Temperatures may rise slightly to around 83F during the overnight hours. The heat index will stay high, reaching up to 107. South southwest winds will continue at around 5 mph. The precipitation chance remains at 1%.

Tomorrow, the heat will intensify further with sunny skies and a high near 105F. The heat index is forecast to climb to 110. West southwest winds will be around 5 mph. The chance of rain is negligible at 1%.

Safety Reminders

Given the active Heat Advisory and the extreme heat index values, it is critical to take precautions. Hydration is essential; drink plenty of water even if you do not feel thirsty. Limit outdoor exertion, especially during the midday hours when the sun is strongest.

Check on elderly neighbors and those without air conditioning, as they are at higher risk. If you must be outside, seek shade and wear lightweight, light-colored clothing to help manage the body temperature.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Demarcus Lindgren

Demarcus Lindgren covers weather, storms, and seasonal life around Dallas.

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