Most of Northern California will be under a Flash Flood Watch from late tonight through Thursday afternoon. The National Weather Service says an atmospheric river with origins near Hawaii will slam the north and central coasts for the next two days, bringing rainfall of at least a half-inch per hour at times. The soils are already saturated from other recent storms, so the potential is high for widespread shallow landslides, rock slides and debris flows. They also say periods of heavy rainfall will likely inundate storm drains with rapid rises on small creeks and streams.
Meteorologist from the National Weather Service, Suzanne Sims, provides an overview of what to expect this week as far as the rain and approaching storms: