Back to Weather

5-day forecast / Plano, TX

WednesdaySlight Chance Showers And Thunderstorms100° / 79° 17%
ThursdaySunny101° / 81° 1%
FridaySunny99° / 82°
SaturdaySunny then Slight Chance Showers And Thunderstorms100° / 80° 15%
SundayChance Showers And Thunderstorms93° / 79° 35%

Plano Heat Index Hits 99F Tonight; 100F High Expected Tomorrow - Jul 7, 8 PM

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

Plano residents face a very hot Tuesday evening with a heat index of 99F. Temperatures will climb near 100F tomorrow with a slight chance of storms.

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 7, 8 PM local time.*

Current Conditions and Heat Index

Plano is experiencing very hot conditions this Tuesday evening. The air temperature stands at 91F, but the heat index makes it feel like 99F. Humidity levels are quite high, with a dew point of 72F and relative humidity at 53%. Winds are blowing from the south southeast at 9 mph, with gusts reaching 20 mph. The sky remains partly cloudy as the day winds down.

Forecast for Tonight and Tomorrow

Tonight, there is a chance of showers and thunderstorms. The sky will be partly cloudy with a low near 77F, though temperatures may rise to around 79F overnight. The heat index will remain high, reaching values as high as 99F. Winds will shift to the south southeast at around 5 mph. There is a 30% chance of precipitation, with new rainfall amounts less than a tenth of an inch possible.

Tomorrow, conditions will turn sunny with a high near 100F. The heat index is expected to reach as high as 104F. Winds will come from the south southwest at 5 to 10 mph. There is a slight chance of showers and thunderstorms, with a 20% chance of precipitation. New rainfall amounts less than a tenth of an inch are possible. Tomorrow night, there is a slight chance of showers and thunderstorms before 7pm. The sky will be mostly clear with a low around 79F, rising to around 81F overnight. The heat index will reach as high as 102F, with south winds around 10 mph and gusts up to 20 mph.

Safety Reminders

With temperatures and heat indices reaching into the upper 90s and over 100F, it is crucial to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. If storms develop, seek shelter indoors and avoid driving through flooded areas.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Lena Zimmer

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

Related Stories

More in Sport