 And a severe thunderstorm watch until 10 o'clock tonight. Storms could produce periods of heavy rainfall. A low tonight falling to about 76, most to cloudy skies. Excessive heat warning continues till about 8 p.m. tomorrow. Mostly sunny much of the day, but a chance of a shower or thunderstorm tomorrow. Some storms again could produce heavy rainfall. High of 95. Heat index values at times tomorrow possibly 105. 6-11 and Dell Aware the p.m. edition continues on WDEL.