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5-day forecast / Princeton, TX

MondaySunny99° / 79° 9%
TuesdaySunny103° / 80° 1%
WednesdaySunny103° / 79° 1%
ThursdaySunny99° / 78° 1%
FridaySunny100° / 81°

Princeton Heat Index Nears 101 Tonight; 101F High Expected Tomorrow - Jul 19, 8 PM

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

Princeton faces intense heat today with a high near 94F and a feels-like temperature of 99F. Humidity remains high with a dew point of 74F. Tomorrow brings a significant spike to 101F.

Vera Yoder

July 20, 20261 min read

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

*As of Jul 19, 8 PM local time.*

Current Conditions and Heat Stress

Princeton is currently experiencing very hot conditions this evening. The air temperature stands at 90F, but the heat index makes it feel like 99F. Relative humidity is at 59%, with a dew point of 74F indicating quite humid air. Winds are blowing from the south at 7 mph, with gusts reaching 13 mph. The sky remains clear.

Today and Tonight Forecast

Today, the high will reach near 94F, with a low near 78F. There is a 22% chance of precipitation, with a slight chance of showers and thunderstorms expected before conditions become mostly clear.

Tonight, a slight chance of showers and thunderstorms is possible before 10pm. The sky will be mostly clear, with a low around 78F. Temperatures may rise to around 80F overnight. Heat index values could reach as high as 101. South winds will be around 5 mph, and the chance of precipitation is 20%.

Tomorrow Outlook

Tomorrow, the heat will intensify significantly. The sky will be sunny, with a high near 101F. Heat index values are expected to reach as high as 108. South southwest winds will be around 5 mph.

Tomorrow night, conditions will clear with a low around 78F. Temperatures may rise to around 80F overnight, with heat index values as high as 107. South winds will remain around 5 mph.

Safety Reminder

With heat index values approaching 101F tonight and soaring to 108F tomorrow, extreme heat precautions are essential. Stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning, to ensure their safety during these intense temperatures.

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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