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5-day forecast / Plano, TX

FridayMostly Sunny91° / 75° 10%
SaturdayMostly Sunny96° / 78° 2%
SundaySunny97° / 79°
MondaySunny100° / 81°
TuesdaySunny102° / 82°

Plano Heat and Humidity Rise: Highs Near 96 Tomorrow - Jul 17, 4 AM

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

Plano faces rising temperatures and sticky humidity this weekend. Highs near 91 today, jumping to 96 tomorrow with heat index values reaching 103.

Lena Zimmer

July 17, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 17, 4 AM local time.*

Current Conditions and Humidity

It is currently Friday overnight in Plano, and the air remains quite heavy with moisture. The current air temperature sits at 79F, but the feels-like temperature is 82F due to the high relative humidity of 84%. The dew point is 73F, indicating a muggy atmosphere. Winds are blowing at 7 mph with gusts reaching 18 mph, while the sky remains clear.

Weekend Forecast: Rising Heat

Temperatures will climb significantly over the next two days. Today is expected to be mostly sunny with a high near 91F and a low near 75F. The chance of precipitation is low at 10%.

However, the heat will be intensified by the humidity, with heat index values reaching as high as 99. Winds will be from the south at 5 to 15 mph, with gusts as high as 25 mph.

Tonight, the sky will transition to mostly cloudy conditions. Temperatures will drop to a low around 75F initially, but will rise to around 77F later in the night. Winds will shift to the south southwest at 5 to 10 mph, with gusts up to 20 mph.

Tomorrow brings even hotter conditions. The high will reach near 96F under mostly sunny skies. The heat index is expected to soar to 103, making it feel significantly hotter than the actual air temperature.

Winds will be from the south southwest around 10 mph. The chance of precipitation drops to just 2%. Temperatures will fall to a low near 78F tomorrow night under mostly clear skies, with south winds of 5 to 10 mph.

Safety Reminder

With heat index values approaching 103, extreme caution is advised. Stay hydrated and limit midday exertion to avoid heat-related illnesses. Check on elderly neighbors and ensure pets have access to cool, shaded areas. There are no active weather alerts, but the intense heat requires respect and preparation.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Lena Zimmer

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

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