Back to Weather

5-day forecast / Richardson, TX

ThursdaySlight Chance Rain Showers100° / 80° 10%
FridaySunny99° / 77° 2%
SaturdaySunny99° / 78°
SundayMostly Sunny99° / 79° 1%
MondayChance Showers And Thunderstorms98° / 76° 32%

Air Quality Alert and Heat Wave Continue in Richardson - Sep 17, 2 PM

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

Richardson residents face an active Air Quality Alert alongside dangerously high heat, with temperatures reaching near 100F and feels-like values up to 104F today.

Reese Janssen

September 17, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 17, 2 PM local time.*

Current Conditions and Alerts

An Air Quality Alert is currently in effect for Richardson, Texas, adding a layer of concern to the already intense heat conditions. The National Weather Service issued this alert on September 16, urging caution as air quality levels remain elevated.

Right now, the thermometer reads 93F with a feels-like temperature of 98F due to 44% relative humidity and a dew point of 68F. Winds are light at 5 mph, though gusts have reached 14 mph. The sky remains partly cloudy as we move through this afternoon.

Today and Tonight Forecast

Temperatures will climb significantly today, with a high near 100F. The heat index is expected to peak as high as 104F, creating hazardous conditions for prolonged outdoor exposure. There is a slight chance of rain showers after 4pm, but the overall sky will remain mostly sunny. Southeast winds will stay around 5 mph.

As evening approaches, the heat will linger with a low near 80F. The heat index may still reach 101F before cooling slightly. A slight chance of rain showers persists before 7pm, after which skies will turn mostly clear. Winds will shift to south southeast at around 5 mph.

Tomorrow Outlook

Conditions will improve slightly in terms of precipitation but remain hot. Tomorrow will be sunny with a high near 99F. The heat index is forecast to reach up to 100F. Winds will be light, ranging from 0 to 5 mph from the south southwest.

Temperatures will drop further overnight, with a low around 77F and a heat index no higher than 97F. Skies will remain clear with south southeast winds around 5 mph.

Safety Reminders

Given the active Air Quality Alert and extreme heat, residents should limit outdoor exertion during peak afternoon hours. Stay hydrated by drinking plenty of water, even if you do not feel thirsty. Check on elderly neighbors or those without air conditioning to ensure their safety. If you must be outside, wear lightweight, light-colored clothing and seek shade whenever possible.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

Share

Reese Janssen

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

Related Stories

More in Sport