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5-day forecast / Dallas, TX

SaturdayMostly Sunny97° / 78° 2%
SundaySunny98° / 79° 2%
MondaySunny100° / 80° 1%
TuesdaySunny102° / 82°
WednesdaySunny104° / 82°

Dallas Heat and Humidity Persist With Highs Near 98 - Jul 18, 8 AM

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

Dallas faces another day of intense heat and humidity today, with temperatures near 97F and a heat index up to 102. No severe weather alerts are in effect.

Demarcus Lindgren

July 18, 20262 min read

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

*As of Jul 18, 8 AM local time.*

Current Conditions and Humidity

Dallas residents are waking up to a notably humid start to the day. As of this Saturday morning, the air temperature stands at 81F, but the heat index makes it feel like 85F. The relative humidity is sitting at 79%, with a dew point of 73F indicating significant moisture in the air.

Winds are currently blowing from the south at 9 mph, with gusts reaching up to 22 mph. The sky remains clear overhead, setting the stage for a warm day ahead.

Today and Tonight Forecast

The heat will intensify as the day progresses. Today, Dallas is expected to see mostly sunny skies with a high near 97F. The National Weather Service indicates that heat index values could climb as high as 102, making it feel significantly hotter than the actual air temperature.

There is only a 2% chance of precipitation, so rain is not a concern. Winds will continue from the south at 5 to 10 mph, with gusts as high as 20 mph.

As evening approaches, conditions will remain hot. Tonight, the sky will be mostly clear, allowing temperatures to drop to a low around 78F. However, the heat will linger, with temperatures rising to around 80F overnight. The heat index will remain elevated, reaching values as high as 102. South winds will persist at 5 to 10 mph, with gusts up to 20 mph.

Tomorrow Outlook and Safety

Looking ahead to tomorrow, the sun will shine brightly with a high near 98F. The heat index is forecast to peak at 101. Winds will remain from the south at 5 to 10 mph. Overnight into tomorrow night, skies will clear with a low around 79F, and heat index values may again reach 102. South southwest winds will blow at 5 to 10 mph.

There are no active National Weather Service or NOAA weather alerts for Dallas at this time. However, the combination of high temperatures and humidity poses health risks. It is crucial to stay hydrated by drinking plenty of water and to limit outdoor exertion during the hottest parts of the day.

Check on elderly neighbors or those without air conditioning to ensure their safety during this prolonged heat event.

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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