(KRON) — Friday’s mild weather will give way to 15 to 25-mph winds (with gusts up to 50 mph) and half an inch of rain, as an atmospheric river is forecast to move into the Bay Area tonight.
The National Weather Service predicts that the storm will arrive by 4 p.m. Friday’s weather is expected to build in intensity, peaking around midnight.
“A mature low pressure system in the Eastern Pacific is supporting a very long cold-type occluded front,” the NWS forecast reads. “As this front approaches the coast overnight, the rain intensity and wind strength will both increase.”
Saturday will bring rain showers and a 15 to 20% chance of thunderstorms, the NWS predicts. The North Bay and East Bay will have a slight chance of seeing severe thunderstorms capable of producing weak waterspouts and tornadoes…