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5-day forecast / Celina, TX

TodaySunny93° / 75°
ThursdayMostly Sunny97° / 77° 1%
FridayChance Showers And Thunderstorms92° / 76° 53%
SaturdayShowers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms92° / 78° 58%
SundayMostly Sunny97° / 79° 4%

Heat Advisory in Effect for Celina as Temperatures Climb to 97F

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

A Heat Advisory is active for Celina, TX, with heat index values reaching up to 109F tomorrow. Current conditions show high humidity and gusty winds.

Tessa Lindgren

June 17, 20262 min read

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

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Celina, Texas, signaling dangerous heat levels that require caution. The National Weather Service has issued this moderate-severity alert due to the combination of high temperatures and significant humidity. As of this Wednesday afternoon, the air temperature stands at 84F, but the heat index makes it feel like 91F. The atmosphere is quite humid, with a relative humidity of 70% and a dew point of 73F. Winds are blowing from the south at 20 mph, with gusts reaching 25 mph, while the sky remains mostly cloudy.

Forecast for Today and Tomorrow

Today, the sun will break through, bringing a high near 93F with a low around 75F. There is no chance of precipitation, and the sky will be sunny. The heat index is expected to climb as high as 103 during the day. Winds will continue from the south at 10 to 15 mph, with gusts up to 25 mph.

Tonight, skies will clear to mostly clear, allowing temperatures to drop to a low around 75F. The heat index will remain elevated, reaching as high as 101. Winds will shift slightly to the south-southeast, maintaining speeds of 10 to 15 mph with gusts up to 25 mph.

Tomorrow, the heat will intensify significantly. Expect a high near 97F under mostly sunny skies. The heat index is forecast to peak at 109, making it feel much hotter than the actual air temperature. Winds will remain from the south-southeast at 10 to 15 mph, with gusts as high as 25 mph.

Safety Reminders

With the Heat Advisory active and heat index values approaching 109F, it is critical to stay cool and hydrated. Limit outdoor exertion during the hottest parts of the day and seek air-conditioned environments when possible. Check on neighbors, especially the elderly and those without air conditioning, to ensure their safety. If you must be outside, wear lightweight, light-colored clothing and apply sunscreen regularly. Remember that heat-related illnesses can develop quickly, so do not ignore signs of heat exhaustion or heat stroke.

National Weather Service radar for North Texas (KFWS)
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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