Frisco Faces Extreme Heat Warning and Air Quality Alert Tonight - Jul 21, 8 PM

*As of Jul 21, 8 PM local time.*

Dangerous Heat and Air Quality Concerns

Frisco, TX is currently under the influence of two active National Weather Service alerts: an Extreme Heat Warning and an Air Quality Alert. The heat is intense right now, with the air temperature at 100F and a feels-like temperature of 104F. Relative humidity sits at 31% with a dew point of 64F.

Winds are light at 8 mph, with gusts reaching 7 mph, under clear skies.

The Extreme Heat Warning is in effect until July 22 at 8:00PM CDT. This severe alert underscores the dangerous conditions residents are facing. Simultaneously, an Air Quality Alert issued July 21 at 2:42PM CDT indicates that air quality levels may pose health risks, particularly for sensitive groups.

Forecast for Tonight and Tomorrow

Tonight, conditions will remain clear. Temperatures will drop to a low near 83F, though they may rise to around 85F overnight. Heat index values are expected to reach as high as 109. Winds will shift to the southeast at 0 to 5 mph.

Tomorrow, the sun will shine with a high near 102F. The heat index will climb to as high as 113. Winds will come from the northeast at 5 to 10 mph.

The chance of precipitation is minimal at 2%. Tomorrow night will be clear with a low around 80F, rising to about 82F overnight. Heat index values will remain high at 109, with east northeast winds around 10 mph.

Safety Reminders

Given the severe heat warning and high heat indices, it is critical to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Due to the air quality alert, sensitive individuals should consider reducing prolonged outdoor activity. Always monitor local updates for any changes in alert status.

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Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com