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5-day forecast / Plano, TX

SaturdaySunny98° / 80° 1%
SundayMostly Sunny then Chance Showers And Thunderstorms96° / 77° 45%
MondayChance Showers And Thunderstorms94° / 75° 37%
TuesdayChance Rain Showers then Slight Chance Showers And Thunderstorms93° / 75° 27%
WednesdayMostly Sunny then Slight Chance Showers And Thunderstorms94° / 76° 15%

Plano Heat Index Hits 104; Humidity Lingers With Storm Chance Tomorrow - Jul 11, 12 PM

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

Plano faces a humid Saturday with a heat index near 104. Sunny skies give way to a chance of showers and thunderstorms tomorrow afternoon.

Lena Zimmer

July 11, 20262 min read

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

*As of Jul 11, 12 PM local time.*

Current Conditions and Heat Index

Plano is experiencing quite humid conditions this afternoon, with a dew point of 72F and relative humidity at 59%. The air temperature stands at 88F, but the heat index makes it feel like 94F. Winds are blowing from the south southwest at 11 mph, with gusts reaching 13 mph. The sky remains mainly clear overhead.

Today and Tonight Forecast

Today will be sunny with a high near 98F. The National Weather Service indicates heat index values can reach as high as 104. South southwest winds will be around 10 mph. The chance of precipitation is just 1%. Tonight, skies will be mostly clear with a low around 80F. Heat index values may still climb to 104. South winds will decrease to 5 to 10 mph.

Tomorrow Outlook and Safety

Tomorrow, the weather pattern shifts slightly. It starts sunny, but a chance of showers and thunderstorms is expected between 1pm and 4pm, with additional chances later. The high will be near 96F, with temperatures falling to around 94F in the afternoon. Heat index values remain high at 104. South southwest winds will be around 5 mph. The chance of precipitation is 40%, with new rainfall amounts less than a tenth of an inch possible.

There are no active National Weather Service or NOAA weather alerts in effect for this area. However, the persistent heat and humidity require caution. Residents should stay hydrated and limit midday exertion to avoid heat-related illness. As the heat index remains elevated, checking on neighbors, especially the elderly and those without air conditioning, is a prudent step. While tomorrow brings a chance of storms, the primary concern today is the oppressive heat. Keep cool and monitor local updates as conditions evolve.

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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