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5-day forecast / Celina, TX

FridayPartly Sunny91° / 75° 19%
SaturdayMostly Sunny96° / 77° 4%
SundaySunny97° / 77° 2%
MondaySunny99° / 79°
TuesdaySunny100° / 80° 1%

Celina Weather: Oppressive Humidity and Heat Index Near 104 - Jul 17, 8 AM

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

Celina faces oppressive humidity with a dew point of 75F today. Highs near 91F with heat index up to 100. Tomorrow brings hotter conditions with heat index reaching 104.

Tessa Lindgren

July 17, 20261 min read

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

*As of Jul 17, 8 AM local time.*

Current Conditions and Humidity

Celina is currently experiencing oppressively humid air this Friday morning. The air temperature stands at 77F, but the feels-like temperature is 79F due to the moisture in the air. Relative humidity is at 94%, with a dew point of 75F. Winds are blowing from the south southwest at 8 mph, with gusts reaching 21 mph. The sky is mostly cloudy at this hour.

Today and Tonight Forecast

Today, the sky will clear to become mostly sunny. The high will reach near 91F. Despite the clearing skies, the heat index will climb to as high as 100. Winds will shift to the south southwest at 10 to 15 mph. The chance of precipitation is low at 11%.

Tonight, conditions will turn partly cloudy. The low will be around 75F, though temperatures may rise to around 77F during the overnight hours. The heat index will remain elevated, reaching as high as 97. Winds will continue from the south southwest at 5 to 15 mph.

Tomorrow Outlook

Tomorrow, Celina will see mostly sunny skies. The high will approach 95F, making it significantly hotter than today. The heat index is expected to reach as high as 104. Winds will be from the south southwest around 10 mph. The chance of precipitation drops to just 2%.

Safety Reminder

With heat index values nearing 100 today and exceeding 100 tomorrow, it is crucial to stay hydrated and limit midday exertion. Wear lightweight, light-colored clothing and seek air-conditioned environments when possible. Check on elderly neighbors and those without reliable cooling, as the oppressive humidity can make the heat feel more intense than the actual air temperature suggests.

There are no active weather alerts, but the heat and humidity require caution.

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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Tessa Lindgren

Tessa Lindgren covers weather, storms, and seasonal outdoor life around Celina.

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