Current Conditions and Humidity
Sherman is currently under the weight of oppressive humidity this afternoon. The air temperature sits at 82F, but the heat index makes it feel like 91F. Relative humidity is holding steady at 84%, with a dew point of 77F indicating very moist air. Winds are blowing from the south at 13 mph, with gusts reaching 12 mph. Overhead, the sky is filled with thunderstorms, contributing to the heavy, muggy atmosphere that defines the current weather pattern.
Today and Tonight Forecast
Today, the heat will intensify with a high near 91F. The National Weather Service indicates a chance of showers and thunderstorms before 10am, followed by another chance between 10am and 1pm. While the sky will become mostly sunny later in the day, the heat index will climb as high as 101. South winds will lighten to around 5 mph. There is a 31% chance of precipitation, with new rainfall amounts less than a tenth of an inch possible.
Tonight, conditions remain muggy with a low near 76F. A chance of showers and thunderstorms is expected between 10pm and 1am. The sky will be mostly cloudy, and the heat index may reach 102. South southeast winds will remain light at around 5 mph. Residents should anticipate a 30% chance of precipitation, with new rainfall amounts between a quarter and half of an inch possible.
Tomorrow Outlook
Tomorrow brings a shift toward clearer skies. The forecast calls for mostly sunny conditions with a high near 92F. The heat index will again reach values as high as 101. Winds will pick up slightly from the south southwest at 5 to 10 mph. The chance of precipitation drops significantly to just 5%. Tomorrow night will be mostly clear with a low around 75F, though temperatures may rise to around 77 overnight. The heat index will stay high at 101, with south southeast winds of 5 to 10 mph.