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5-day forecast / Richardson, TX

WednesdaySunny102° / 80°
ThursdaySunny100° / 79°
FridaySunny99° / 81°
SaturdaySunny101° / 81°
SundaySunny102° / 81°

Extreme Heat Hits Richardson: Highs Near 102F Today - Aug 12, 11 AM

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

Richardson faces very hot conditions this Wednesday with temperatures near 102F and heat index values up to 105F. No severe weather alerts are in effect.

Reese Janssen

August 12, 20262 min read

Local sports
Local sports

*As of Aug 12, 11 AM local time.*

Current Conditions and Heat Index

It is currently Wednesday this morning in Richardson, TX, where residents are already feeling the intensity of the heat. The air temperature stands at 88F, but the heat index makes it feel like 91F. Relative humidity is at 52%, with a dew point of 68F.

Winds are blowing from the south at 8 mph, with gusts reaching 17 mph. The sky remains clear, offering no relief from the sun.

Today and Tonight Forecast

Today will be sunny with a high near 102F. The National Weather Service indicates heat index values as high as 105. South winds will increase to 10 to 15 mph, with gusts as high as 25 mph. There is a 0% chance of precipitation.

Tonight, skies will remain clear. The low will be near 80F, though temperatures may rise to around 82 overnight. Heat index values will stay high, reaching up to 102. South winds will continue at 10 to 15 mph, with gusts up to 25 mph. The low chance of rain remains at 0%.

Tomorrow Outlook

Tomorrow will also be sunny, with a high near 100F. Heat index values are expected to reach 101. South winds will be around 15 mph, with gusts as high as 30 mph.

The low will be near 79F, with temperatures rising to around 81 overnight. Heat index values will remain at 101. South winds will persist at around 15 mph, with gusts up to 30 mph.

There is no chance of precipitation.

Safety Reminder

There are no active National Weather Service or NOAA weather alerts for Richardson. However, the extreme heat poses significant risks. Residents should stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Avoid prolonged sun exposure and seek air-conditioned spaces during the hottest parts of the day.

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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