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5-day forecast / Richardson, TX

TuesdaySunny100° / 81° 1%
WednesdaySunny100° / 81° 1%
ThursdaySunny100° / 80° 1%
FridaySunny97° / 79° 9%
SaturdaySunny98° / 79° 9%

Air Quality Alert active as Richardson heads toward near-100F heat - Aug 4, 8 AM

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

Richardson is clear and 82F, feeling like 83F, with an Air Quality Alert active and a sunny forecast that reaches near 100F today and tomorrow.

Reese Janssen

August 4, 20261 min read

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

*As of Aug 4, 8 AM local time.*

Alert and heat lead the forecast

Richardson starts with an active NWS/NOAA Air Quality Alert and very hot weather building again. Skies are clear, the air temperature is 82F, and it feels like 83F. Relative humidity is 51%, with a dew point of 63F. Wind is moving at 7 mph, with gusts to 16 mph.

Today and tonight

Today is expected to stay sunny, with a high near 100F. The chance of precipitation is 1%, so rain is not a meaningful part of the forecast. Heat index values may reach as high as 101F, and south wind is forecast at 5 to 10 mph.

Tonight should be mostly clear. The low is around 81F, with temperatures rising to around 83F overnight. Heat index values may be as high as 99F, with south southeast wind around 10 mph.

Tomorrow and safety

Tomorrow keeps the same hot, dry pattern in place: sunny skies, a high near 100F, a low near 81F, and a 1% chance of precipitation. Heat index values may reach as high as 102F. Wind is expected from the south southwest at 5 to 10 mph.

The Air Quality Alert means outdoor air may be a concern, especially for people who are sensitive to air pollution. With the heat also near 100F, keep the routine simple: drink water, take breaks from strenuous outdoor activity, and use shade or air conditioning when possible.

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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