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5-day forecast / Plano, TX

TodayMostly Sunny then Slight Chance Showers And Thunderstorms97° / 79° 23%
FridayMostly Sunny then Slight Chance Showers And Thunderstorms98° / 80° 17%
SaturdayMostly Sunny99° / 80° 13%
SundayChance Showers And Thunderstorms98° / 78° 25%
MondayMostly Sunny then Slight Chance Showers And Thunderstorms97° / 78° 22%

Plano Heat and Humidity Rise to Dangerous Levels Today

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

Plano faces oppressive humidity with a dew point of 75F and highs near 99F today. Heat index values will reach 102F, requiring caution during outdoor activities.

Lena Zimmer

July 1, 20262 min read

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

Oppressive Heat and Humidity Arrive

Plano is bracing for a significant spike in heat and moisture levels this morning. Current conditions show an air temperature of 81F, but the real concern is the oppressive humidity, with a dew point of 75F and relative humidity at 84%. The sky is mostly clear, but the air feels heavy and muggy, with a feels-like temperature of 86F. Winds are currently blowing from the south at 9 mph, with gusts reaching up to 22 mph.

Forecast for Today and Tomorrow

Temperatures will climb rapidly throughout the day. Today is expected to be sunny with a high near 99F. The National Weather Service indicates heat index values will soar as high as 102F. South winds will continue around 10 mph, with gusts as high as 20 mph. The low tonight will settle near 79F, but the heat will linger, with temperatures rising to around 81F overnight. Heat index values will remain elevated at 100F, accompanied by south southeast winds of 5 to 15 mph.

Tomorrow brings little relief from the warmth. The sky will remain sunny with a high near 98F. Heat index values are projected to reach an even higher 103F. Winds will shift slightly to the south southeast, blowing between 5 to 10 mph. The low tomorrow night will be around 79F, with temperatures rising to 81F overnight under partly cloudy skies. Heat index values will stay high at 102F.

Safety Reminders

With heat index values exceeding 100F, the risk of heat-related illness increases significantly. Residents should stay hydrated by drinking water frequently, even if not thirsty. Limit outdoor exertion to the early morning or late evening hours when temperatures are cooler. Wear lightweight, light-colored clothing and seek air-conditioned environments during the peak heat of the day. Check on elderly neighbors and those without reliable cooling to ensure their safety. There are no active weather alerts, but the extreme heat demands respect and preparation.

National Weather Service radar for North Texas (KFWS)
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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