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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 - Jun 23, 8 AM

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

Richardson residents face oppressive humidity with a dew point of 77F and heat index values reaching 105 tonight. Highs near 95F today with a slight chance of early storms.

Reese Janssen

June 23, 20262 min read

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

As of Jun 23, 8 AM local time.

Oppressive Humidity and Current Conditions

Richardson is currently under the grip of oppressive humidity, with the air feeling significantly heavier than the actual temperature suggests. Right now, the air temperature sits at 81F, but the heat index makes it feel like 87F. The relative humidity is at 89%, and the dew point is 77F, indicating a muggy atmosphere that clings to the skin.

Winds are blowing from the south at 10 mph, with gusts reaching 16 mph, while the sky remains mostly cloudy.

Today and Tonight Forecast

Today, the high will reach near 95F. There is a slight chance of showers and thunderstorms before 10am, though the sky will clear to become mostly sunny for the rest of the day. The chance of precipitation is 17%, with new rainfall amounts between a tenth and quarter of an inch possible.

Heat index values are expected to climb as high as 103 during the afternoon. South winds will persist at 5 to 10 mph.

Tonight, conditions will remain muggy with a low near 78F. Temperatures may actually rise to around 80F overnight, keeping the heat index as high as 105. The sky will be partly cloudy, and south winds will continue around 10 mph. Residents should be aware that the humidity will not break, making the night feel just as stifling as the day.

Tomorrow Outlook and Safety

Tomorrow, the heat will intensify with a high near 97F. The sky will be mostly sunny, and the chance of precipitation drops to just 3%. Heat index values will again reach as high as 103.

South southwest winds will pick up slightly to around 10 mph, with gusts as high as 20 mph. Tomorrow night will be mostly clear with a low around 77F, though temperatures may rise to 79F overnight, keeping the heat index near 101.

There are no active National Weather Service alerts in effect for Richardson. However, given the extreme heat index values and high humidity, it is crucial to stay hydrated and limit midday exertion. Check on neighbors who may be vulnerable to heat-related illnesses, and ensure pets have access to cool, shaded areas with fresh water.

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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