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5-day forecast / Princeton, TX

TuesdaySunny103° / 81° 1%
WednesdaySunny102° / 78°
ThursdaySunny98° / 77° 1%
FridaySunny100° / 81° 1%
SaturdayMostly Sunny100° / 80° 7%

Extreme Heat Warning in Effect for Princeton as Temperatures Soar - Jul 21, 8 AM

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

Princeton, TX is under an Extreme Heat Warning today with highs near 103F and heat index values reaching 112F. Current conditions are hot and humid.

Vera Yoder

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, 8 AM local time.*

Current Conditions and Alert Status

Princeton, Texas, is currently experiencing intense heat under an active Extreme Heat Warning. The National Weather Service has issued this severe alert, which remains in effect until 8:00 PM CDT today. As of this morning, the air temperature stands at 81F, but the heat index makes it feel like 85F.

Humidity levels are notably high, with the relative humidity at 74% and a dew point of 72F. Winds are light, blowing from the west southwest at around 5 mph with gusts reaching 7 mph, while the sky remains clear.

Forecast for Today and Tomorrow

The heat will intensify throughout the day. Today is forecast to be sunny with a high near 103F. The heat index is expected to climb as high as 112F.

Overnight, skies will clear, and temperatures will drop to a low near 81F, though they may rise slightly to around 83F during the night. The heat index will remain elevated, reaching up to 109F. Winds will shift to the southeast at 0 to 5 mph.

Tomorrow will see continued hot conditions. The sky will remain sunny with a high near 102F. The heat index is projected to reach 110F.

Winds will be light, coming from the northeast at 0 to 10 mph. Temperatures will fall to a low near 78F, with a chance for overnight temperatures to rise to around 80F. The heat index will stay high at 108F, with winds from the east northeast at 5 to 10 mph.

There is virtually no chance of precipitation for either day, with odds at 1% today and 0% tomorrow.

Safety Reminders

Given the severity of the Extreme Heat Warning, it is critical to prioritize safety. High heat index values pose significant risks for heat-related illnesses. Residents should stay hydrated by drinking plenty of water and limiting outdoor exertion, especially during the midday hours when temperatures peak.

Check on elderly neighbors and those without air conditioning. Never leave people or pets in parked vehicles. If you feel dizzy, nauseous, or experience confusion, seek air-conditioned shelter immediately and call for help.

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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Vera Yoder

Vera Yoder covers weather, storms, and seasonal life around Princeton.

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