National Weather Service issues Bay Area advisories for Sunday – NBC Bay Area

The National Weather Service issued several weather advisories for various parts of the Bay Area starting on Sunday.

Flash flood watches for parts of the Bay Area

There is flash flood monitoring in effect Sunday for the following:

  • 5 a.m. to 11 p.m. in North Bay
  • 1 p.m. to 11 p.m. for the Santa Cruz Mountains
  • 5 p.m. to 4 a.m. Monday for Monterey County

Heavy rains could cause debris flows and flash floods in areas recently burned by fires due to poor drainage.

According to the National Weather Service, there may be a potential for mudslides and leaching over steep terrain in these areas.

Wind advisory for the entire Bay Area on Sunday

Wind advisories are also in effect Sunday in the following regions:

  • 2 a.m. to 5 p.m. in North Bay
  • 5 a.m. to 8 p.m. in San Francisco, East Bay and South Bay
  • 11 a.m. to 11 p.m. in Monterey and San Benito counties

Southerly winds are expected to be 15 to 25 mph with occasional gusts of up to 35 to 45 mph. Some areas may see gusts of up to 60 mph.

Residents are advised to secure loose outdoor objects and structures and be aware that tree branches could be knocked over, resulting in power outages.

A strong storm with an atmospheric push from the river will move through the Bay Area on Sunday, bringing gusts of wind throughout the day and heavy rain sometimes starting with North Bay. Rob Mayeda has the details in your microclimate forecast.

Driving can be difficult for high profile vehicles.

A high wave advisory will be in effect for the coastal parts of the Bay Area from 11 p.m. Sunday to 11 a.m. Tuesday.

There will be an increased risk of sneaker waves, large breaking waves, rip currents and upwelling.

Evacuation orders and warnings

As torrential rain from the “Atmospheric River” heads toward the Bay Area, evacuations have been issued in high-risk areas of Santa Cruz County.

Santa Cruz County officials tweeted on Saturday afternoon that evacuations had been issued near the CZU Fire burn scar due to the severe storm. The order will take effect at 8 a.m. on Sunday.

Cal Fire tweeted Saturday night that evacuation warnings were issued in parts of San Mateo County.

Evacuation warnings have been issued in the following areas of San Mateo County, by Cal Fire.

  • SMC-E019 South Coast Area, which includes Año Nuevo State Park, Whitehouse Canyon Road, and areas south of Gazos Creek Road east of Highway 1.
  • SMC-E038 South Coast Area, which includes Butano State Park and the community of Barranca Knolls, west of Cloverdale Road.
  • The communities of Loma Mar and Dearborn Park in the SMC-E018 area.
  • The community of Butano Canyon in the area SMC-E098

The order will take effect Sunday at 8:00 a.m.

Cal Fire officials said that Half Moon Bay High School will open at 8 am Sunday as a “temporary evacuation point”.

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