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5-day forecast / Richardson, TX

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

Richardson Heat Index Hits 104 as Temperatures Climb Near 99 - Jul 7, 4 PM

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

Richardson faces intense heat today with a high near 99F and heat index values reaching 104. A slight chance of showers and thunderstorms exists for today and tomorrow.

Reese Janssen

July 7, 20262 min read

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

*As of Jul 7, 4 PM local time.*

Intense Heat Conditions

Richardson is experiencing very hot conditions this afternoon, with the air temperature currently at 97F. The heat index, or "feels like" temperature, is at 98F. Relative humidity sits at 33%, with a dew point of 63F. Winds are light at 6 mph, with gusts also at 6 mph, under partly cloudy skies.

Today, the high will reach near 99F. Temperatures are expected to fall to around 96F in the afternoon. The heat index will climb as high as 104. South winds will be around 5 mph. There is a 22% chance of precipitation, with a slight chance of showers and thunderstorms.

Tonight, conditions will remain warm with a low near 78F. Temperatures may rise to around 80F overnight. The heat index will reach as high as 100.

South southeast winds will be around 5 mph. There is a 30% chance of precipitation, with a slight chance of showers and thunderstorms. New rainfall amounts less than a tenth of an inch are possible.

Skies will be partly cloudy.

Outlook for Tomorrow

Tomorrow, the high will again be near 99F. Skies will be sunny. The heat index will reach as high as 104. South southwest winds will range from 5 to 10 mph. There is a 17% chance of precipitation, with a slight chance of showers and thunderstorms. New rainfall amounts less than a tenth of an inch are possible.

Tomorrow night, there is a slight chance of showers and thunderstorms before 7pm. Skies will be mostly clear. The low will be around 80F, with temperatures rising to around 82F overnight. The heat index will reach as high as 101. South winds will be around 10 mph, with gusts as high as 20 mph. There is a 20% chance of precipitation.

There are no active National Weather Service or NOAA weather alerts in effect for Richardson.

Safety Reminder

Given the high heat index values, it is important to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Avoid prolonged exposure to the sun during peak heat hours.

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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