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5-day forecast / Richardson, TX

TuesdaySunny101° / 81°
WednesdaySunny102° / 82°
ThursdayMostly Sunny102° / 83°
FridaySunny103° / 83° 4%
SaturdaySunny101° / 78° 9%

Heat Advisory in Effect for Richardson as Temperatures Climb to 102F - Jul 26, 8 PM

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

A Heat Advisory is active for Richardson, TX, with current feels-like temperatures at 98F. Conditions will remain hot and dry through tomorrow, with highs reaching 102F.

Reese Janssen

July 27, 20262 min read

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

*As of Jul 26, 8 PM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Richardson, Texas, signaling moderate severity and expected urgency. The National Weather Service has issued this advisory to warn residents of dangerously high heat index values. As of this Sunday evening, the air temperature stands at 97F, with a feels-like temperature of 98F.

The relative humidity is at 33%, and the dew point is recorded at 63F. Winds are blowing from the south at 10 mph, with gusts reaching up to 17 mph. The sky remains clear, offering no relief from the intense solar radiation.

Forecast for Today and Tomorrow

Today in Richardson, the high is expected to reach near 99F, while the low will settle near 81F. The chance of precipitation remains at 0%, with mostly clear skies throughout the day. As tonight approaches, conditions will stay mostly clear.

The low will be around 81F, but temperatures may rise to approximately 83F during the overnight hours. Heat index values are projected to hit as high as 107. South winds will persist at around 10 mph.

Tomorrow, the heat will intensify further. The sky will be sunny, with a high near 102F. The low will again be near 81F.

The chance of precipitation remains 0%. Heat index values are expected to reach as high as 106. Winds will shift slightly to the south southwest, maintaining speeds around 10 mph.

Tomorrow night, skies will return to mostly clear, with a low around 81F and temperatures rising to about 83F overnight. Heat index values will remain elevated, peaking near 104.

Safety Reminders

Given the active Heat Advisory and the forecasted heat index values exceeding 100F, it is crucial to take precautions. Stay hydrated by drinking plenty of water, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday and afternoon hours when the sun is strongest.

Check on elderly neighbors and those who may be vulnerable to heat-related illnesses. Keep vehicles parked in the shade if possible, and never leave people or pets inside parked cars. Monitor local weather updates for any changes to the advisory status.

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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Reese Janssen

Reese Janssen covers weather, storms, and seasonal life around Richardson.

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