 Tracking your forecast, overnight temperatures, 70s and 80s, light and variable winds. For Sunday, it's a light north wind. That'll keep humidity lower and those temperatures in the mid-90s. But the heat index should stay below 100 degrees once again. For Sunday night, 78 degrees. For Monday, it's back to 93. More heat and humidity could fuel some storm chances. Tuesday, the chances at 40% and better rain chances for the second half of the work week as moisture left over from Beryl will reach the mid-Atlantic.