Richardson Heat Advisory and Air Quality Alert in Effect - Aug 26, 2 PM

*As of Aug 26, 2 PM local time.*

Dangerous Heat and Poor Air Quality

Richardson residents are under two active National Weather Service alerts: a Heat Advisory and an Air Quality Alert. The current conditions reflect the intensity of the advisory, with an air temperature of 95F but a feels-like temperature of 101F. Humidity levels are significant, with a dew point of 70F and relative humidity at 44%.

Winds are blowing from the northwest at 7 mph, with gusts reaching up to 18 mph, under clear skies.

The Heat Advisory indicates moderate severity with expected urgency, signaling dangerous heat index values. Simultaneously, an Air Quality Alert is in effect, though its specific severity and urgency levels are listed as unknown by the National Weather Service. These combined conditions require caution for all outdoor activities today.

Forecast for Today and Tomorrow

Today will be partly sunny with a high near 101F. The heat index is expected to reach as high as 107F. There is a 20% chance of precipitation, though the general forecast suggests only a 16% chance. Northwest winds will hover around 10 mph.

Tonight, conditions will shift with a chance of showers and thunderstorms possible between 7pm and 1am. Skies will be partly cloudy, and the low will settle near 80F, though temperatures may rise to around 82F overnight. The heat index could still reach 105F.

Winds will decrease to north northwest at 5 to 10 mph. Any rainfall is expected to be minimal, with less than a tenth of an inch possible.

Tomorrow brings mostly sunny skies with a high near 101F. Temperatures may fall slightly to around 99F in the afternoon. A slight chance of rain showers exists between 1pm and 4pm, with a 20% overall chance of precipitation. The heat index will climb to as high as 109F. Winds will be from the north northeast at 5 to 10 mph.

Tomorrow night, skies will turn partly cloudy with a low around 78F. A slight chance of rain showers may occur after 10pm, with less than a tenth of an inch of rain possible. The heat index could reach 106F. Winds will shift to the east at 5 to 10 mph.

Safety Reminders

Given the active Heat Advisory and high heat index values, it is critical to stay hydrated and limit midday exertion. Wear lightweight, light-colored clothing if you must be outside. Additionally, due to the Air Quality Alert, individuals with respiratory sensitivities should monitor their symptoms and consider reducing prolonged outdoor activities. Check on neighbors who may be vulnerable to extreme heat.

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Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com