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5-day forecast / Richardson, TX

MondaySlight Chance Showers And Thunderstorms92° / 74° 18%
TuesdayMostly Sunny94° / 76° 8%
WednesdayMostly Cloudy then Chance Showers And Thunderstorms94° / 75° 46%
ThursdayShowers And Thunderstorms85° / 71° 90%
FridayChance Showers And Thunderstorms80° / 68° 75%

Air Quality Alert in Effect for Richardson as Heat Index Climbs - Sep 28, 2 PM

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

An active Air Quality Alert is in place for Richardson, TX. Temperatures are expected to reach the low 90s with heat index values nearing 100 degrees through tomorrow.

Reese Janssen

September 28, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 28, 2 PM local time.*

Current Conditions and Alert Status

Residents of Richardson, Texas, are currently under an active Air Quality Alert issued by the National Weather Service. This alert remains in effect as local conditions reflect a mix of warmth and humidity. At this moment, the air temperature stands at 86F with a feels-like reading of 89F.

The relative humidity is at 55%, and the dew point is recorded at 68F. Winds are blowing from the southeast at 9 mph, with gusts matching that speed. The sky overhead is mostly cloudy.

Today and Tonight Forecast

For the remainder of today, temperatures will climb to a high near 92F. The National Weather Service indicates a slight chance of showers and thunderstorms after 4pm. Heat index values are expected to reach as high as 98. Winds will continue from the southeast at 5 to 10 mph. The overall chance of precipitation for today is 18%.

As tonight approaches, conditions will shift to partly cloudy skies. A slight chance of showers and thunderstorms persists before 7pm. Temperatures will drop to a low near 74F, though they may rise slightly to around 76F during the overnight hours. The chance of precipitation remains at 20% for this period.

Tomorrow Outlook

Tomorrow brings clearer skies with mostly sunny conditions expected. Highs will reach near 94F. Heat index values are projected to climb as high as 99. Winds will shift to south southeast, ranging from 5 to 15 mph, with gusts potentially reaching 25 mph. The chance of precipitation drops significantly to 8%.

Overnight tomorrow, skies will become partly cloudy with a low around 76F. Heat index values may remain elevated near 97. Winds will continue from the south southeast at 10 to 15 mph, with gusts up to 25 mph.

Safety Reminders

Given the active Air Quality Alert and rising heat indices, residents are advised to monitor local air quality reports and limit prolonged outdoor exertion during peak heat hours. Stay hydrated and check on neighbors who may be vulnerable to high temperatures or poor air conditions.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

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Reese Janssen

Reese Janssen covers weather, storms, and seasonal life around Richardson.

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