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5-day forecast / Plano, TX

SaturdayMostly Cloudy then Slight Chance Rain Showers61° / 47° 15%
SundayRain Showers51° / 44° 100%
MondayPartly Sunny57° / 45° 4%
TuesdaySunny64° / 48°
WednesdayMostly Sunny68° / 58° 1%

Plano Faces Extreme Heat Warning and Air Quality Alert - Jul 21, 4 PM

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

An Extreme Heat Warning and Air Quality Alert are active for Plano. Current temperatures feel like 105F with clear skies. Residents should take precautions against dangerous heat.

Lena Zimmer· AI-assisted, edited by Jake Team

July 21, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Jul 21, 4 PM local time.*

Dangerous Heat and Air Quality Concerns

Plano is currently under the influence of severe weather conditions, with an active Extreme Heat Warning and an Air Quality Alert in effect. The heat is intense right now, with the air temperature at 102F and a feels-like temperature of 105F. Relative humidity sits at 28%, with a dew point of 63F.

Winds are light at 3 mph, with gusts reaching up to 9 mph, under a clear sky.

The National Weather Service has issued an Extreme Heat Warning, which is classified as severe with expected urgency. This alert is in place until July 22 at 8:00PM CDT. Additionally, an Air Quality Alert was issued on July 21 at 2:42PM CDT by the NWS Fort Worth TX office. These alerts highlight the serious nature of the current environmental conditions in the area.

Forecast for Today and Tomorrow

Today will remain sunny with a high near 104F. Heat index values are expected to reach as high as 112. Winds will be from the north northeast around 5 mph.

There is a 0% chance of precipitation. Tonight, skies will clear with a low around 84F. Temperatures may rise to around 86F overnight.

Heat index values could hit 111, with south southeast winds between 0 to 5 mph.

Tomorrow, the heat continues with sunny skies and a high near 103F. Heat index values are forecast to reach as high as 113. North northeast winds will increase to 5 to 10 mph.

The chance of precipitation is minimal at 2%. Tomorrow night will be clear with a low around 80F. Temperatures may rise to around 82F overnight.

Heat index values could reach 109, with east northeast winds between 5 to 10 mph.

Safety Reminders

Given the Extreme Heat Warning, it is critical to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. The Air Quality Alert suggests monitoring local air quality reports and limiting outdoor activities if sensitive to pollution. Please stay safe during this dangerous heat period.

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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Lena Zimmer· AI-assisted, edited by Jake Team

Lena Zimmer covers weather, storms, and seasonal life around Plano.

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