Dangerous Heat and Humidity
A Heat Advisory is currently in effect for Sherman, Texas, signaling dangerous heat conditions for the region. As of this Wednesday afternoon, the air temperature stands at 90F, but the combination of heat and moisture makes it feel like 100F. The atmosphere is oppressively humid, with a dew point of 75F and relative humidity at 63%. Winds are blowing from the south at 19 mph, with gusts reaching 29 mph, while the sky remains mostly clear.
Forecast for Today and Tomorrow
Today, the high will reach near 91F, with a low near 75F. The sky will be sunny, and the chance of precipitation is just 1%. The National Weather Service notes heat index values as high as 99 today, with south winds around 15 mph and gusts up to 25 mph.
Tonight, conditions will ease slightly with mostly clear skies and a low around 75F. Heat index values will remain elevated at up to 98F. Winds will shift to south southeast at 5 to 15 mph, with gusts as high as 25 mph.
Tomorrow, temperatures will rise further, with a high near 94F. The sky will be mostly sunny, and the chance of precipitation is 4%. However, the heat will intensify significantly, with heat index values soaring as high as 106F. Southeast winds will be around 10 mph.
Looking ahead to tomorrow night, there is a chance of showers and thunderstorms between 7pm and 10pm, followed by likely showers and thunderstorms. Partly cloudy skies will accompany a low around 76F. Heat index values will remain high at 105F, with east winds of 5 to 10 mph. The chance of precipitation is 60%, with new rainfall amounts between a tenth and quarter of an inch possible.