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5-day forecast / Richardson, TX

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

Richardson Heat and Humidity Persist With No Weather Alerts - Jul 18, 12 PM

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

Richardson, TX, sees high heat indices today and tomorrow with no active weather alerts. Current conditions show significant humidity alongside rising temperatures.

Reese Janssen

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, 12 PM local time.*

Current Conditions and Humidity

Richardson, Texas, is currently experiencing a blend of warm air and notable moisture levels this Saturday afternoon. The air temperature stands at 86F, but the combination of heat and humidity pushes the feels-like temperature to 91F. Relative humidity is at 59%, with a dew point of 70F indicating quite humid conditions for the area.

Winds are blowing from the south southwest at 14 mph, with gusts reaching up to 20 mph. The sky remains mostly clear overhead.

Forecast for Today and Tomorrow

The heat is expected to intensify through the day. Today will be mostly sunny with a high near 96F. The National Weather Service notes that heat index values could climb as high as 100.

Winds will shift slightly to the south southwest, averaging around 10 mph with gusts as high as 20 mph. The chance of precipitation is minimal at just 2%. Temperatures will drop to a low near 78F tonight, though they may rise to around 80 overnight.

Skies will turn mostly clear, with south winds of 5 to 10 mph and gusts up to 20 mph. Heat indices will remain elevated, reaching as high as 100.

Tomorrow continues the warm trend with sunny skies and a high near 97F. The heat index is forecast to reach as high as 102. Winds will remain from the south southwest at 5 to 10 mph.

There is no significant chance of rain, with precipitation chances holding at 2%. Temperatures will settle to a low near 79F tomorrow night, potentially rising to around 81 overnight. Skies will be clear, with south winds of 5 to 10 mph and heat indices peaking around 99.

Safety and Alerts

There are no active National Weather Service or NOAA weather alerts in effect for Richardson at this time. However, the persistent heat and humidity require caution. Residents should stay hydrated and limit midday exertion to avoid heat-related illness.

Check on neighbors and vulnerable individuals who may be less able to cope with the high heat indices. Keep vehicles cool and never leave people or pets inside parked cars.

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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