McKinney Weather: Flood Watch Active Amid Hot, Humid Conditions - Sep 29, 2 PM

*As of Sep 29, 2 PM local time.*

Current Conditions and Immediate Outlook

A severe Flood Watch is currently active for the McKinney area, issued by the National Weather Service in Fort Worth. This alert remains in effect until early tomorrow afternoon. While the sky is currently clear, conditions are warm and breezy.

The air temperature stands at 90 degrees Fahrenheit, feeling like 91 degrees due to the humidity. Relative humidity is at 43 percent, with a dew point of 64 degrees. Winds are blowing from the south southeast at 14 miles per hour, with gusts reaching 19 miles per hour.

Today and Tonight

Today will be partly sunny with a high near 95 degrees. The chance of precipitation is zero percent. Winds will continue to blow from the south southeast around 15 miles per hour, with gusts potentially reaching 25 miles per hour.

Tonight, the sky will become partly cloudy, and temperatures will drop to a low around 76 degrees. Winds will ease to between 10 and 15 miles per hour from the south southeast.

Tomorrow and Safety Reminders

Tomorrow will be mostly cloudy with a high near 95 degrees. A slight chance of showers and thunderstorms is possible after 4 p.m. The chance of precipitation is 24 percent, with new rainfall amounts less than a tenth of an inch possible.

Heat index values could reach 100 degrees. Winds will be from the south southeast at 10 to 15 miles per hour, with gusts as high as 30 miles per hour.

Given the active Flood Watch and the potential for thunderstorms, residents should stay informed and avoid low-lying areas if heavy rain develops. In the heat, it is important to hydrate regularly and limit midday exertion. Check on neighbors, especially those who may be vulnerable to high temperatures or flooding risks.

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Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data