NEXT RAIN CHANCE SAN DIGO: UPDATED THURSDAY 2-16-2017

The next storm system is brewing in the Pacific Ocean right now. You can spot the jet stream energy in the upper left of the water vapor loop below (first map). It's going to tap into a decent amount of moisture. You can see the moisture plume in the second map below. Here is a rough timeline of the storm:

FRIDAY
7 AM to 4 PM: Stray isolated shower possible (30%) Snow levels 10,000 to 12,000 feet.
4 PM to 12 AM: Rain moves in from the west. Embedded within the showers will be heavy downpours. (100%) Snow levels 6,000 to 9,000 feet.

SATURDAY
12 AM to 7 AM: The heaviest rain exits the region. (100%) Snow levels 6,000 to 8,000 feet.
7 AM to 7 PM: Isolated showers, or brief downpour will be possible. (60%) Snow levels 5,000 to 6,000 feet.

SUNDAY
7 AM to 7 PM: Lingering isolated shower possible. (30%) Snow levels 5,000 to 6,000 feet.