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5-day forecast / McKinney, TX

FridayMostly Sunny91° / 71°
SaturdayPartly Sunny94° / 73° 2%
SundaySlight Chance Rain Showers97° / 74° 21%
MondaySlight Chance Rain Showers then Mostly Sunny97° / 75° 15%
TuesdayChance Showers And Thunderstorms95° / 74° 16%

McKinney Weather: Clear Skies and Warm Temperatures Amid Air Quality Alert - Sep 25, 2 PM

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

McKinney residents face a dry, sunny afternoon with temperatures near 88F. An active Air Quality Alert is in effect. Expect highs near 91F today and 94F tomorrow with minimal rain chances.

Cody Esparza

September 25, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 25, 2 PM local time.*

Current Conditions and Alert Status

McKinney is experiencing clear skies and warm conditions this afternoon. The air temperature currently sits at 88F, matching the feels-like temperature. Relative humidity is at 40%, with a dew point of 61F.

Winds are light, blowing from the east at 6 mph with gusts up to 5 mph. An active Air Quality Alert has been issued by the National Weather Service for the Fort Worth area. While the specific severity and urgency details are not fully specified in the current data, residents should remain aware of potential air quality concerns.

Standard safety reminders suggest limiting prolonged outdoor exertion if you are sensitive to air quality changes, and checking on vulnerable neighbors who may be affected by the conditions.

Today and Tonight Outlook

The rest of the day will remain mostly sunny with a high near 91F. The chance of precipitation is 0%, indicating a dry period. East winds will stay around 5 mph.

As evening approaches, skies will become partly cloudy. Temperatures will drop to a low near 71F. Winds will shift slightly, ranging from 5 to 10 mph from the east.

This transition offers a mild evening with no significant weather hazards expected beyond the ongoing air quality notice.

Tomorrow's Forecast

Tomorrow will bring slightly warmer temperatures, with a high near 94F. The sky will be partly sunny, and the chance of precipitation remains very low at 2%. Heat index values may reach as high as 97F, making the air feel warmer than the actual temperature.

Winds will be light, around 5 mph from the south southeast. Overnight, conditions will improve to mostly clear skies with a low near 73F. Winds will continue from the south southeast at around 5 mph.

Residents should stay hydrated and limit midday exertion due to the elevated heat index values expected tomorrow.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

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Cody Esparza

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

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