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5-day forecast / Richardson, TX

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

Humid Heat Continues in Richardson With Highs Near 97 - Jul 18, 4 AM

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

Richardson faces another day of intense heat and humidity today, with temperatures reaching 96F and heat indices up to 100F. Conditions remain dry with minimal rain chances.

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, 4 AM local time.*

Current Conditions and Humidity

It is currently Saturday overnight in Richardson, TX, and the air remains notably humid. The current air temperature stands at 86F, but the heat index makes it feel like 92F. Relative humidity is at 62%, supported by a dew point of 72F, which contributes to the muggy atmosphere.

Winds are blowing from the south at 8 mph, with gusts reaching up to 22 mph. The sky is clear, allowing for steady radiational cooling, though the moisture in the air keeps the night from feeling entirely cool.

Forecast for Today and Tomorrow

Today, Richardson will experience mostly sunny skies with a high near 96F. The National Weather Service indicates that heat index values will climb as high as 100F due to the combination of heat and humidity. South southwest winds will persist around 10 mph, with gusts as high as 20 mph.

The chance of precipitation is very low at just 2%, meaning residents can expect dry conditions throughout the day.

Tonight, skies will transition to mostly clear, with a low around 78F. Temperatures may rise slightly to around 80F later in the night. South winds will continue at 5 to 10 mph, with gusts up to 20 mph. Heat index values will remain elevated, reaching as high as 100F even during the evening hours.

Tomorrow, the heat will persist with sunny skies and a high near 97F. The heat index is expected to peak at 102F, making it feel significantly hotter than the actual air temperature. South southwest winds will be steady at 5 to 10 mph.

The chance of rain remains minimal at 2%. Tomorrow night will be clear with a low around 79F, and temperatures may rise to around 81F overnight.

Safety Reminder

With heat indices exceeding 100F, it is crucial to stay hydrated and limit midday exertion. Check on elderly neighbors and ensure pets have access to cool water and shade. Avoid prolonged exposure to the sun during peak heat hours to prevent heat-related illnesses.

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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