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5-day forecast / Richardson, TX

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

Richardson Heat Continues: Highs Near 98F Today, 100F Tomorrow - Jul 19, 12 PM

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

Richardson faces another day of intense heat with temperatures near 98F and a heat index up to 104F. Humidity remains noticeable with a dew point of 70F.

Reese Janssen

July 19, 20261 min read

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

*As of Jul 19, 12 PM local time.*

Current Conditions and Heat Index

Richardson is experiencing very hot conditions this Sunday afternoon. The air temperature stands at 90F, but the heat index makes it feel like 95F. Relative humidity is at 52%, with a dew point of 70F indicating quite humid air. Winds are blowing from the south at 8 mph, with gusts reaching 11 mph. The sky is currently clear.

Today and Tonight Forecast

Today will be mostly sunny with a high near 98F. The National Weather Service indicates heat index values as high as 104F. South winds will persist at 5 to 10 mph.

The chance of precipitation is low at 4%. As evening approaches, skies will become mostly clear. Temperatures will drop to a low near 79F, though they may rise to around 81F overnight.

The heat index will remain elevated, reaching up to 102F. South winds will continue at 5 to 10 mph.

Tomorrow Outlook

Tomorrow, Richardson will see sunny skies with a high near 100F. The heat index is expected to climb to 104F. Winds will shift to the southwest around 5 mph. The chance of precipitation drops to just 1%. Overnight, skies will clear with a low around 81F, potentially rising to 83F. Heat index values will reach 102F with south southwest winds at 5 to 10 mph.

Safety Reminder

With temperatures and heat indices remaining dangerously high, it is crucial to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on neighbors and vulnerable individuals who may be affected by the heat. There are no active weather alerts, but the persistent heat requires caution.

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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