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5-day forecast / Frisco, TX

SaturdaySunny then Slight Chance Showers And Thunderstorms98° / 78° 11%
SundayMostly Sunny then Chance Showers And Thunderstorms97° / 78° 27%
MondayMostly Sunny97° / 78° 11%
TuesdayMostly Sunny97° / 79° 12%
WednesdaySunny98° / 79° 4%

Frisco Heat and Humidity Peak as Storms Linger

Frisco weather, refreshed every four hours — local forecasts you can plan your day around.

Oppressive humidity and high heat define the Frisco forecast today, with a slight chance of late-day storms. Temperatures will remain dangerously hot through tomorrow.

Camille Rourke

July 4, 20262 min read

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

Oppressive Conditions Persist

Frisco residents are facing an oppressively humid start to the day. Current readings show an air temperature of 82F, but the heat index makes it feel like 94F. The relative humidity is sitting at a stifling 94%, with a dew point of 81F indicating heavy moisture in the air. Winds are blowing from the south southwest at 9 mph, with gusts reaching up to 21 mph, while the sky remains clear overhead.

Today and Tonight Forecast

Temperatures will climb significantly today, reaching a high near 98F. The National Weather Service indicates heat index values could spike as high as 103F during the peak afternoon hours. While the morning will be sunny, there is a slight chance of showers and thunderstorms developing after 4pm. Winds will shift to the south southwest at 5 to 10 mph.

As evening approaches, the slight chance of showers and thunderstorms continues before 7pm. Skies will become mostly clear overnight, with a low around 78F. Temperatures may rise slightly to around 80F later in the night. The heat index will remain elevated, reaching up to 101F, with south southeast winds around 10 mph.

Tomorrow Outlook

The oppressive heat does not break tomorrow. Highs will hover near 97F, with heat index values peaking at 101F. The sky will be mostly sunny, but there is a chance of showers and thunderstorms after 4pm. The chance of precipitation is listed at 30%. Winds will be from the south at 5 to 10 mph.

Overnight tomorrow, conditions will turn partly cloudy with a low around 78F. A chance of showers and thunderstorms is possible before 1am. The heat index will remain high at 100F, with light east southeast winds around 5 mph. There are no active National Weather Service or NOAA weather alerts in effect for this area.

Safety Reminder

Given the extreme heat index values and high humidity, it is crucial to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on neighbors and elderly relatives who may be vulnerable to heat-related illnesses. If storms develop, seek shelter indoors immediately.

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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Camille Rourke

Camille Rourke covers community life, events, and neighborhood features around Frisco.

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