Oppressive Heat and Humidity
Sherman is currently grappling with muggy conditions that make the air feel heavy and thick. The current air temperature stands at 84F, but the heat index pushes the perceived temperature up to 92F. This discomfort is driven by a dew point of 75F and a relative humidity of 74%, creating an environment that feels particularly sticky and warm. Winds are light, blowing from the south-southeast at 9 mph with gusts reaching 10 mph, while the sky remains mostly cloudy.
Storms and Temperatures Ahead
Temperatures will continue to climb through the day, with a high near 89F expected. The National Weather Service indicates a chance of showers and thunderstorms before 4pm, followed by a continued chance for storms later in the afternoon. Heat index values could reach as high as 100 during these hours. Rainfall amounts are expected to be minimal, likely less than a tenth of an inch.
As evening approaches, the likelihood of precipitation increases significantly. A chance of showers and thunderstorms is expected before 7pm, with storms becoming likely between 7pm and 4am. The sky will be mostly cloudy with a low around 75F. During this period, heat index values may also hit 100. Winds will shift to the east-southeast at around 5 mph. Residents should anticipate new rainfall amounts between three quarters and one inch during this overnight window.
Tomorrow brings slightly warmer conditions with a high near 91F. A chance of showers and thunderstorms is possible before 1pm, after which skies will clear to mostly sunny. The heat index will remain high, reaching up to 99. Winds will return to the south at 5 to 10 mph. Rainfall totals for tomorrow are projected between a half and three quarters of an inch. Temperatures will drop to a low of 77F tomorrow night under mostly clear skies, with heat index values potentially reaching 101.