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5-day forecast / Plano, TX

MondaySunny101° / 81° 1%
TuesdaySunny102° / 80° 1%
WednesdaySunny100° / 80° 3%
ThursdaySunny99° / 78° 5%
FridaySunny98° / 76° 1%

Plano Under Heat Advisory as Temperatures Soar Past 100 - Sep 14, 2 PM

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

A Heat Advisory is in effect for Plano, TX, with current heat index values reaching 102F. Sunny skies and high humidity will keep conditions dangerous through tomorrow evening.

Lena Zimmer

September 14, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 14, 2 PM local time.*

Dangerous Heat Conditions Persist

Plano, Texas, is currently under an active National Weather Service Heat Advisory due to dangerously high temperatures and heat index values. The advisory remains in effect until September 15 at 8:00PM CDT. As of this afternoon, the air temperature stands at 98F, but the combination of heat and humidity makes it feel like 102F.

Relative humidity is at 40%, with a dew point of 69F. Winds are blowing from the south at 12 mph, with gusts reaching 18 mph, while the sky remains mostly clear.

Forecast for Today and Tomorrow

The National Weather Service forecasts sunny skies for today, with a high near 101F. Temperatures are expected to fall to around 99F in the afternoon. Heat index values could reach as high as 106 during this period. South winds will continue at 10 to 15 mph, with gusts as high as 25 mph.

Tonight will bring clear skies and a low near 81F. Temperatures may rise slightly to around 83 overnight. Heat index values are expected to stay as high as 102. South winds will slow to around 10 mph, with gusts up to 20 mph.

Tomorrow remains sunny with a high near 102F. Afternoon temperatures should drop to around 100F, though heat index values will still climb to 105. South winds will persist at around 10 mph, with gusts reaching 20 mph.

Tomorrow night will be clear with a low around 80F, rising to 82 overnight. Heat index values may reach 103. Winds will shift to south southeast at 5 to 10 mph, with gusts up to 20 mph.

Safety Reminders

Given the active Heat Advisory and extreme heat index values, residents are urged to take precautions seriously. Hydrate frequently and limit midday exertion to avoid heat-related illnesses. Check on elderly neighbors or those without air conditioning, as high humidity can make indoor environments feel even hotter than the actual temperature. Keep pets indoors during peak heat hours and never leave them in parked vehicles.

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

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

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