McKinney

McKinneyWeekly.news — Historic charm. News from McKinney's neighborhoods.

Back to Weather

5-day forecast / McKinney, TX

FridaySlight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms97° / 77° 25%
SaturdaySunny100° / 77° 4%
SundaySunny99° / 77° 2%
MondaySunny99° / 78° 1%
TuesdaySunny99° / 77° 2%

McKinney Heat Advisory: Dangerous Heat Index Values Expected - Sep 9, 2 PM

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

A Heat Advisory is active for McKinney. Current conditions show 97F air temperature with a feels-like value of 104F. Sunny skies continue today, with a chance of storms tomorrow.

Cody Esparza

September 9, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 9, 2 PM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for the McKinney area, issued by the National Weather Service in Fort Worth. This moderate-severity alert is expected to remain active until this evening. Residents should be aware that dangerous heat conditions are present right now.

The air temperature is 97F, but the heat index makes it feel like 104F. Relative humidity stands at 42%, with a dew point of 70F. Winds are blowing from the south southeast at 11 mph, with gusts reaching 13 mph.

The sky is currently clear.

Today and Tonight Outlook

Sunny conditions will persist for the rest of the day. The high temperature is expected to reach near 100F, with heat index values potentially climbing to 106F. The low temperature will be near 78F.

There is no chance of precipitation today. Tonight, skies will remain clear. Temperatures will drop to around 78F but may rise to around 80F overnight.

Heat index values could reach 104F. Winds will shift to the south, blowing between 5 and 10 mph.

Tomorrow's Forecast

Tomorrow will begin sunny, with a high near 99F. Temperatures may fall to around 97F in the afternoon. Heat index values are expected to reach as high as 106F.

A chance of showers and thunderstorms is possible after 1 pm. The chance of precipitation is 40%. New rainfall amounts are expected to be less than a tenth of an inch.

Winds will be from the south at around 5 mph. Tonight, partly cloudy skies are expected with a low around 77F, potentially rising to 79F. Heat index values may reach 102F.

Winds will be from the east southeast at around 5 mph. There is a 40% chance of showers and thunderstorms, with rainfall amounts less than a tenth of an inch possible.

Safety Reminder

Given the high heat index values, it is important to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on neighbors and vulnerable individuals who may not have access to air conditioning. Stay informed of any updates from local authorities.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Cody Esparza

Cody Esparza covers McKinney city hall, the council, and county government.

Related Stories

More in Sport