From Daniel Swain at the California Weather Blog:
“On the heels of a strong, damaging, and deadly Southern California storm on Friday, a new and powerful storm is bearing down upon Northern California. A deepening low pressure system just off the California coast will drag an extremely moist plume of subtropical moisture over the northern half of the state, bringing a prolonged period of moderate to heavy precipitation with high snow levels over a 36 hour period from late Sunday to early Tuesday. This brief update will focus exclusively on the major flood risk posed by this weather setup given extremely wet antecedent conditions. … ”
