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5-day forecast / Celina, TX

FridayMostly Sunny102° / 81° 5%
SaturdayMostly Sunny then Slight Chance Showers And Thunderstorms105° / 80° 15%
SundaySunny104° / 83° 5%
MondaySunny105° / 83° 3%
TuesdaySlight Chance Rain Showers then Sunny105° / 82° 15%

Celina Weather: Extreme Heat Warning Active as Temperatures Soar - Aug 21, 2 PM

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

Celina residents face an active Extreme Heat Warning with current temperatures at 93F and a high near 102F. An Air Quality Alert is also in effect. Stay hydrated and limit midday exertion.

Tessa Lindgren

August 21, 20261 min read

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

*As of Aug 21, 2 PM local time.*

Severe Heat Warning in Effect

An active Extreme Heat Warning is currently in place for the Celina area, issued by the National Weather Service in Fort Worth. This severe alert remains in effect until tomorrow evening. Additionally, an Air Quality Alert has been issued, prompting residents to monitor their health and limit outdoor activities where possible.

The combination of intense heat and air quality concerns requires careful attention to personal safety throughout the day and into the night.

Current Conditions and Today's Outlook

It is currently Friday afternoon, with the air temperature sitting at 93F. The heat index makes it feel like 96F, while relative humidity stands at 41% and the dew point is 66F. Winds are light at 8 mph with gusts reaching the same speed, and the sky remains clear.

Today’s high is expected to reach near 102F, with a low near 81F. There is a slight chance of showers and thunderstorms before 4pm, though the overall chance of precipitation is only 10%. Heat index values could climb as high as 105F, with south southwest winds around 5 mph.

Tonight and Tomorrow

Tonight will be partly cloudy with a low around 81F. Heat index values may reach 104F, and south southeast winds will blow between 5 and 10 mph. Tomorrow brings a high near 105F and a low near 80F.

A slight chance of showers and thunderstorms is possible after 1pm, with a 15% chance of precipitation. The sky will be mostly sunny, and heat index values could peak at 107F. Winds will be south southwest around 5 mph.

Given the extreme heat, it is crucial to stay hydrated, limit midday exertion, and check on vulnerable neighbors.

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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