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5-day forecast / Richardson, TX

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

Oppressive Humidity Grips Richardson as Heat Index Climbs - Jul 7, 8 AM

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

Richardson residents face a muggy Tuesday with a dew point of 79F and a heat index reaching 102. Scattered storms are possible this afternoon.

Reese Janssen

July 7, 20262 min read

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

*As of Jul 7, 8 AM local time.*

Current Conditions and Humidity

The air in Richardson is thick with moisture this Tuesday morning. Current readings show an air temperature of 79F, but the feels-like temperature is already sitting at 83F due to the heavy humidity. The relative humidity is at 100%, and the dew point is 79F, creating an oppressively muggy atmosphere.

Winds are light, blowing at 6 mph with gusts up to 8 mph, while the sky remains clear.

Today and Tonight Forecast

Temperatures will climb significantly throughout the day. The high is expected to reach near 99F, though it may dip slightly to around 97F in the afternoon. The heat index will feel as high as 102F.

While the morning starts sunny, there is a chance of showers and thunderstorms after 1pm. The chance of precipitation is 30%, with new rainfall amounts less than a tenth of an inch possible. Winds will shift to a south southwest direction at around 5 mph.

As evening approaches, the chance for showers and thunderstorms continues before 10pm. The sky will become mostly clear overnight. Temperatures will fall to a low around 77F, though they may rise slightly to around 79F later in the night.

The heat index will remain high at 100F. Winds will come from the south southeast at around 5 mph. There is a 30% chance of precipitation, with rainfall amounts between a tenth and a quarter of an inch possible.

Tomorrow Outlook

Conditions will remain hot and humid. Tomorrow will be mostly sunny with a high near 97F. The heat index is forecast to reach 101F.

Winds will pick up slightly, coming from the south southwest at 5 to 10 mph. Overnight, the sky will clear to mostly clear with a low around 80F. The heat index will stay near 100F.

Winds will shift to the south at around 10 mph, with gusts as high as 20 mph.

Safety Reminder

With heat index values reaching 102F today, it is crucial to stay hydrated and limit midday exertion. Check on neighbors and elderly relatives who may be vulnerable to the heat. If storms develop, seek shelter indoors immediately.

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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