McKinney Heat Persists: Highs Near 100F and Humid Conditions Continue - Jul 9, 12 PM

*As of Jul 9, 12 PM local time.*

Current Conditions and Heat Index

McKinney is experiencing very hot conditions this afternoon, with the air temperature at 93F. Due to the humidity, the feels-like temperature is currently 99F. The relative humidity stands at 47%, with a dew point of 70F, indicating quite humid air. Winds are blowing from the south southwest at 10 mph, with gusts reaching 14 mph. The sky remains clear overhead.

Today and Tonight Forecast

Today will be sunny with a high near 100F. The National Weather Service indicates heat index values as high as 104. South southwest winds will continue around 10 mph, with gusts as high as 20 mph. The chance of precipitation is 1%.

Tonight, skies will clear with a low around 79F. Temperatures may rise to around 81F overnight. Heat index values will remain high, reaching up to 102. South winds will persist at 10 to 15 mph. The chance of precipitation remains at 1%.

Tomorrow Outlook

Tomorrow will also be sunny with a high near 100F. Heat index values are expected to reach as high as 103. South southwest winds will blow at 10 to 15 mph. The chance of precipitation is 1%.

Tomorrow night will be clear with a low around 77F. Heat index values will be as high as 102. South winds will continue at 10 to 15 mph.

Safety Reminder

With temperatures near 100F and heat indices exceeding 100F, it is crucial to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Avoid prolonged sun exposure and seek air-conditioned environments when possible. There are no active weather alerts at this time, but the heat remains the primary concern for residents.

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Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data