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5-day forecast / Plano, TX

WednesdaySunny then Slight Chance Showers And Thunderstorms98° / 80° 17%
ThursdaySunny99° / 80°
FridaySunny97° / 80°
SaturdaySunny98° / 78° 3%
SundayChance Showers And Thunderstorms97° / 79° 25%

Plano Heat and Humidity Persist as Afternoon Storms Linger - Jul 8, 8 AM

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

High humidity and near-100 degree temperatures define the forecast for Plano today, with a slight chance of late-day showers. No severe weather alerts are currently active.

Lena Zimmer

July 8, 20262 min read

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

*As of Jul 8, 8 AM local time.*

Current Conditions and Humidity

The air in Plano remains quite heavy with moisture this morning. The current air temperature sits at 81F, but the heat index makes it feel like 84F. Relative humidity is holding at 70%, with a dew point of 70F indicating significant moisture in the atmosphere. Winds are blowing from the south southwest at 7 mph, with gusts reaching up to 20 mph. The sky is currently clear, but the oppressive humidity suggests a hot day ahead.

Today and Tonight Forecast

Temperatures will climb significantly throughout the day, with a high near 98F expected. The National Weather Service indicates that heat index values could reach as high as 102 during the afternoon. While the morning will be sunny, there is a slight chance of showers and thunderstorms developing after 4pm. The chance of precipitation is listed at 17% for the day, though the official forecast notes a 20% chance for that specific window.

As evening approaches, the chance for storms remains slight before 7pm. Skies will become mostly clear overnight. Lows will settle near 80F, though temperatures may rise slightly to around 82F later in the night. The heat index will remain elevated, with values as high as 100 possible. Winds will shift to the south around 10 mph.

Tomorrow Outlook

Conditions will remain hot and sunny tomorrow. The high is forecast to reach near 99F, with heat index values climbing to 101. There is no chance of precipitation for the day. Winds will increase slightly, coming from the south southwest at 10 to 15 mph. Overnight, skies will be mostly clear with a low around 80F. Winds will continue from the south at 10 to 15 mph, with gusts as high as 25 mph.

Safety Reminder

With temperatures nearing 100F and high humidity levels, the risk of heat-related illness is elevated. Residents should stay hydrated and limit midday exertion. Check on elderly neighbors or those without air conditioning to ensure their safety during this prolonged heat period.

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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