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5-day forecast / Celina, TX

WednesdaySunny103° / 77° 1%
ThursdaySunny97° / 78° 1%
FridayMostly Sunny98° / 81° 1%
SaturdayMostly Sunny99° / 81° 3%
SundaySunny101° / 81° 1%

Extreme Heat Warning in Effect for Celina as Temperatures Soar Near 103F - Jul 21, 9 AM

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

An Extreme Heat Warning is active for Celina, TX, with heat index values reaching 112 today. Current conditions are hot and humid, with a feels-like temperature of 91F.

Tessa Lindgren

July 21, 20262 min read

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

*As of Jul 21, 9 AM local time.*

Severe Heat Alert Active

An Extreme Heat Warning is currently in effect for Celina, Texas, signaling dangerous conditions for residents. The National Weather Service has issued this severe alert due to the potential for life-threatening heat. The warning is expected to remain in place until the evening, emphasizing the need for caution during the peak heat hours.

Current Conditions and Forecast

Right now, the air temperature in Celina is 84F, but the combination of heat and moisture makes it feel significantly warmer. The feels-like temperature is currently 91F, with a relative humidity of 70% and a dew point of 73F. Winds are light at 5 mph, with gusts reaching up to 13 mph, under a clear sky.

Today will be intensely hot and sunny. The high is expected to reach near 103F. The National Weather Service indicates that heat index values could climb as high as 112.

Winds will be light from the northwest, ranging from 0 to 5 mph. Overnight, skies will remain clear, but the heat will linger. The low will be around 82F, with temperatures rising to approximately 84F during the night.

Heat index values are forecast to stay as high as 109. Winds will shift to the east-southeast, remaining light at 0 to 5 mph.

Tomorrow continues the hot trend with sunny skies. The high will be near 102F, with heat index values peaking around 111. Winds will pick up slightly from the northeast, blowing at 5 to 10 mph.

Tomorrow night will be mostly clear, with a low around 79F. Temperatures may rise to about 81F overnight, with heat index values near 108. Winds will come from the east at around 10 mph.

Safety Reminders

Given the Extreme Heat Warning and the high heat index values, it is critical to stay cool and hydrated. Limit outdoor exertion, especially during the middle of the day when the sun is strongest. Check on neighbors, particularly the elderly and those without air conditioning. Never leave people or pets in parked vehicles. Seek air-conditioned spaces whenever possible to avoid heat-related illnesses.

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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