A series of Pacific storms will bring heavy rain, mountain snow and gusty wind to San Diego County starting later this week and extending through early next week. The first storm is expected to hit late Wednesday night, and gusty winds, rain and a slight chance of thunderstorms are expected. Predicted rainfall amounts range from less than two-tenths of an inch in the deserts to one- to two-thirds of an inch of rain west of the mountains to three-quarters of an inch to 1.5 inches in the mountains, according to the National Weather Service.