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5-day forecast / Dallas, TX

TuesdaySunny105° / 84° 1%
WednesdaySunny104° / 83° 3%
ThursdaySunny102° / 81° 1%
FridaySunny102° / 83°
SaturdayMostly Sunny101° / 82° 8%

Dallas Heat Advisory in Effect as Temperatures Climb Near 101F - Jul 20, 4 AM

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 92F with high humidity. Expect sunny skies and heat index values up to 107F today and tomorrow.

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, 4 AM 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. It is currently Monday overnight, and the air temperature stands at 86F. However, the combination of heat and moisture makes it feel significantly hotter, with a feels-like temperature of 92F.

The relative humidity is at 62%, and the dew point is 72F, indicating quite humid conditions that trap heat and reduce comfort levels. Winds are light at 3 mph with gusts reaching 15 mph, and the sky remains clear.

The National Weather Service has issued this advisory with moderate severity and expected urgency. This alert is active until July 20 at 8:00PM CDT. Residents should be aware that the heat will persist through the overnight hours and into the next day, necessitating vigilance regarding heat-related illnesses.

Forecast for Today and Tomorrow

Today will be sunny with a high near 101F. The National Weather Service forecasts heat index values as high as 107F, reflecting the intense combination of air temperature and humidity. There is only a 1% chance of precipitation, so skies will remain clear and dry. Southwest winds will hover around 5 mph.

Tonight, conditions will remain mostly clear. Temperatures will drop to a low around 80F, though they may rise to around 82F overnight. Heat index values will remain elevated at up to 106F. South southwest winds will continue around 5 mph.

Tomorrow will also be sunny with a high near 103F. Heat index values are expected to reach 107F again. There is a 0% chance of precipitation. West southwest winds will be around 5 mph. Tomorrow night will be clear with a low around 83F, rising to around 85F overnight, with south southwest winds between 0 and 5 mph.

Safety Reminders

Given the active Heat Advisory and extreme heat index values, it is critical to stay hydrated and limit midday exertion. Seek air-conditioned environments during the peak heat hours. Check on elderly neighbors and those without reliable cooling to ensure their safety. Avoid prolonged exposure to direct sunlight and wear lightweight, light-colored clothing if you must be outdoors.

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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