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5-day forecast / Dallas, TX

TodaySunny98° / 79° 1%
WednesdaySunny99° / 80°
ThursdaySunny99° / 81° 1%
FridayMostly Sunny100° / 81° 3%
SaturdaySunny102° / 82° 2%

Dallas Heat and Humidity Rise to 99F Tomorrow

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

High humidity and intense heat define the forecast for Dallas this week. Current dew points sit at 73F with a heat index near 102F. Temperatures will climb to 99F by tomorrow with no rain expected.

Demarcus Lindgren

June 30, 20262 min read

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

Current Conditions and Humidity

It is currently Tuesday this morning in Dallas, and the air feels heavy with moisture. The current air temperature is 81F, but the heat index makes it feel like 85F. Relative humidity is holding at 79%, with a dew point of 73F indicating quite humid conditions. Skies are mostly clear, but the air remains thick. Winds are blowing from the south at 8 mph, with gusts reaching up to 22 mph.

Today and Tonight Forecast

The sun will dominate the sky today, bringing a high near 98F. The National Weather Service indicates heat index values will reach as high as 102F during the day. Winds will shift to a south direction, ranging from 5 to 15 mph, with gusts potentially hitting 25 mph. The chance of precipitation is minimal at just 1%.

As the day transitions to tonight, skies will remain mostly clear. Temperatures will drop to a low around 79F, though they may rise slightly to around 81F during the overnight hours. The heat index will remain elevated, peaking at 99F. Winds will continue from the south-southeast at 5 to 15 mph, with gusts up to 25 mph. There is no rain expected.

Tomorrow Outlook

Tomorrow will be even hotter and sunnier. The high is forecast to reach near 99F, with heat index values climbing to 102F. Winds will be lighter, coming from the south at 5 to 10 mph, with gusts as high as 20 mph. The sky will remain sunny with a 0% chance of precipitation. Temperatures will settle to a low around 80F tomorrow night, with heat index values reaching 99F. Winds will remain south at 5 to 10 mph, with gusts up to 20 mph.

Safety Reminder

With heat indices exceeding 100F, it is crucial to stay hydrated and limit midday exertion. Check on elderly neighbors and ensure pets have access to cool water and shade. Avoid prolonged exposure to the sun during peak heat hours.

National Weather Service radar for North Texas (KFWS)
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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