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5-day forecast / Plano, TX

MondaySunny101° / 81° 1%
TuesdaySunny104° / 83°
WednesdaySunny104° / 83°
ThursdaySunny101° / 81°
FridaySunny101° / 82° 1%

Plano Heat Index Hits 104 Today as Temperatures Climb to 98F - Jul 19, 12 PM

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

Plano residents face intense heat today with a high near 98F and heat index values reaching 104F. Humidity remains high with a dew point of 70F. No severe weather alerts are active.

Lena Zimmer

July 19, 20262 min read

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

*As of Jul 19, 12 PM local time.*

Intense Heat and Humidity Dominate Sunday

Plano is currently experiencing a significant heat event this Sunday afternoon. The air temperature stands at 90F, but the combination of heat and moisture makes it feel like 95F. Relative humidity is at 52%, with a dew point of 70F, creating a muggy atmosphere that intensifies the perceived warmth.

Winds are blowing from the south southwest at 8 mph, with gusts reaching 11 mph, while the sky remains clear.

Forecast for Today and Tomorrow

Temperatures will continue to rise throughout the day, with a high near 98F expected. The National Weather Service indicates that heat index values could reach as high as 104F. While the morning will be sunny, there is a slight chance of showers and thunderstorms after 4pm.

The chance of precipitation is listed at 15% for the day, though the official forecast notes a 20% chance. Winds will remain light, shifting between 5 to 10 mph.

Tonight, conditions will remain hot with a low around 80F. Temperatures may rise to around 82F overnight. There is a slight chance of showers and thunderstorms before 7pm, with a 20% chance of precipitation. Heat index values will stay elevated, reaching up to 101F. The sky will become mostly clear as the night progresses.

Looking ahead to tomorrow, the heat will intensify further. A high near 101F is expected, with heat index values soaring to 106F. The sky will be sunny with a low chance of precipitation at 2%.

Winds will shift to the southwest at 5 to 10 mph. Tomorrow night will be clear, with a low around 81F and temperatures rising to around 83F overnight. Heat index values will remain high at 104F.

Safety Reminders

With temperatures and heat indices reaching dangerous levels, it is crucial to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on elderly neighbors and those with health conditions who may be vulnerable to heat-related illnesses. Avoid direct sun exposure and seek air-conditioned environments when possible.

Although no severe weather alerts are currently active, the extreme heat poses a significant risk to health and safety.

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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