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5-day forecast / Richardson, TX

WednesdayMostly Sunny100° / 80° 1%
ThursdaySunny100° / 81° 2%
FridaySunny103° / 82° 1%
SaturdaySlight Chance Showers And Thunderstorms98° / 76° 16%
SundaySunny96° / 76° 1%

Heat Advisory in Effect for Richardson as Temperatures Climb Near 100 - Jul 29, 1 PM

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

A Heat Advisory is active for Richardson, TX, with highs near 100F and heat indices reaching 105F. Current conditions show 93F with a dew point of 70F.

Reese Janssen

July 29, 20262 min read

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

*As of Jul 29, 1 PM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Richardson, Texas, signaling dangerous heat levels that require caution. As of this Wednesday afternoon, the air temperature stands at 93F, with a heat index (feels like) also at 93F. The relative humidity is at 43%, with a dew point of 70F, indicating significant moisture in the air despite the dry reading.

Winds are currently calm at 0 mph, though gusts have reached up to 8 mph. The sky remains mostly clear overhead.

The National Weather Service has issued this advisory with moderate severity and expected urgency. It is designed to alert residents to the prolonged period of high heat and humidity that will persist through the evening. This is not a watch or warning for severe storms, but a directive to prepare for extreme thermal stress.

Forecast for Today, Tonight, and Tomorrow

Today will be mostly sunny with a high near 100F. The heat index is expected to climb as high as 105F. South southeast winds will pick up slightly, blowing between 5 to 10 mph. The chance of precipitation is minimal at just 1%.

Tonight, skies will transition to partly cloudy conditions. Temperatures will drop to a low around 80F, though they may rise to approximately 82F later in the night. The heat index will remain elevated, reaching up to 103F. South winds will continue at 5 to 10 mph.

Tomorrow, the sun will shine brightly with a high near 100F. The heat index will again reach 105F. South southwest winds will maintain speeds of 5 to 10 mph. The chance of rain remains very low at 2%. Following tomorrow, the sky will become mostly clear with a low around 81F, rising to 83F overnight, and a heat index of 102F.

Safety Reminders

Given the active Heat Advisory and temperatures nearing 100F, it is critical to stay hydrated and limit midday exertion. Check on elderly neighbors and those who may be vulnerable to heat stress. Keep vehicles parked in the shade when possible, as interior temperatures can rise rapidly. Do not leave people or pets in parked cars under any circumstances.

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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