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5-day forecast / Frisco, TX

TodayPartly Cloudy then Showers And Thunderstorms Likely0° / 75° 65%
MondayShowers And Thunderstorms Likely then Chance Showers And Thunderstorms92° / 78° 65%
TuesdayMostly Sunny93° / 79° 9%
WednesdayMostly Sunny96° / 77° 12%
ThursdayMostly Sunny96° / 78° 11%

Frisco Heat Index Hits 103 Today With Humid, Windy Afternoon

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

Temperatures in Frisco are soaring with a heat index near 103 today. Humidity and wind add to the discomfort, with a slight chance of rain arriving overnight.

Camille Rourke

June 21, 20262 min read

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

Current Conditions and Heat

It is currently Sunday this afternoon in Frisco, TX, where the air temperature stands at 88F. However, the combination of heat and moisture makes it feel significantly hotter, with a feels-like temperature of 96F. The relative humidity is at 62%, and the dew point is 73F, indicating quite humid conditions that trap heat close to the ground. Winds are blowing from the south at 13 mph, with gusts reaching up to 23 mph. The sky remains mostly cloudy, though the sun is breaking through.

Today and Tonight Forecast

Today will be sunny with a high near 94F. The National Weather Service indicates heat index values can reach as high as 103. South winds will pick up slightly, around 15 mph, with gusts as high as 25 mph. The chance of precipitation is only 3%, so the day will remain dry.

As tonight approaches, skies will turn partly cloudy. A low near 79F is expected, with temperatures rising to around 81F overnight. The heat index will remain elevated, peaking at 101. Winds will continue from the south at 15 to 20 mph, with gusts potentially hitting 30 mph. There is a slight chance of rain showers after 4am, with a 20% chance of precipitation overall.

Tomorrow Outlook

Tomorrow brings a high near 94F and a low near 78F. The day will be partly sunny. The chance of precipitation increases to 25%, with a slight chance of showers and thunderstorms in the morning, followed by a chance of showers and thunderstorms later in the day. New rainfall amounts less than a tenth of an inch are possible. Heat index values may climb as high as 105. South winds will remain around 15 mph. Tomorrow night will see a slight chance of showers and thunderstorms after 7pm, with a low around 78 and a heat index up to 103.

Safety Reminder

Given the very hot conditions and high humidity, it is crucial to stay hydrated and limit midday exertion. Check on neighbors who may be vulnerable to the heat. While there are no active weather alerts, the combination of heat, humidity, and wind requires caution.

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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