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5-day forecast / Princeton, TX

SundayMostly Sunny then Chance Showers And Thunderstorms95° / 75° 45%
MondayChance Showers And Thunderstorms93° / 73° 37%
TuesdaySlight Chance Rain Showers then Slight Chance Showers And Thunderstorms92° / 73° 23%
WednesdayPartly Sunny then Slight Chance Showers And Thunderstorms92° / 74° 16%
ThursdayMostly Sunny94° / 76° 8%

Princeton Heat Index Hits 99 Tonight; Storms Possible Tomorrow - Jul 11, 8 PM

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

Princeton, TX, faces a very hot evening with a heat index near 99F. Tomorrow brings a chance of showers and thunderstorms, with highs near 95F.

Vera Yoder

July 12, 20262 min read

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

*As of Jul 11, 8 PM local time.*

Current Conditions and Heat

Princeton is experiencing very hot conditions this evening. The air temperature is currently 91F, but the heat index makes it feel like 97F. Humidity levels are notable, with a dew point of 70F and relative humidity at 49%. Winds are blowing from the south at 13 mph, with gusts reaching 19 mph. The sky remains clear as the day winds down.

Forecast for Tonight and Tomorrow

Temperatures will drop tonight, with a low near 78F. Despite the cooling, heat index values will remain high, reaching up to 99F. Winds will ease to a south breeze of 5 to 15 mph. The sky will stay mostly clear.

Tomorrow, the high will reach near 95F. The day will start mostly sunny, but conditions will shift later. There is a chance for showers and thunderstorms between 1pm and 4pm, followed by additional chances for storms later in the day. The heat index is expected to climb as high as 103F. Winds will be light, coming from the south around 5 mph. The chance of precipitation is listed at 45% for the day, though the official forecast notes a 50% chance with new rainfall amounts less than a tenth of an inch possible.

Safety and Outlook

The combination of high temperatures and humidity creates a significant heat risk. Residents should stay hydrated and limit time spent outdoors during the hottest parts of the day. As the heat index approaches 103F tomorrow, extra caution is advised for anyone engaging in outdoor activities.

There are no active National Weather Service or NOAA weather alerts in effect for Princeton. However, the potential for thunderstorms tomorrow warrants attention to changing skies. If storms develop, seek shelter indoors and avoid driving through flooded roadways. The outlook for the rest of the week remains focused on managing the heat and staying prepared for possible afternoon storms.

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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