Hazardous Weather Outlook
Issued by NWS San Francisco Bay Area, CA

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FLUS46 KMTR 181331

Hazardous Weather Outlook
National Weather Service San Francisco Bay Area
531 AM PST Sat Feb 18 2017

San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
North Bay Interior Valleys-North Bay Mountains-
San Francisco Bay Shoreline-San Francisco Peninsula Coast-
East Bay Interior Valleys-East Bay Hills and the Diablo Range-
Santa Cruz Mountains-Santa Clara Valley Including San Jose-
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-
Santa Lucia Mountains and Los Padres National Forest-
Mountains Of San Benito County And Interior Monterey County
Including Pinnacles National Park-
Northern Salinas Valley/Hollister Valley and Carmel Valley-
Northern Monterey Bay-Southern Monterey Bay and Big Sur Coast-
531 AM PST Sat Feb 18 2017

This Hazardous Weather Outlook is for portions of Northern

.DAY ONE...Today and Tonight

Isolated to scattered showers will diminish in coverage through
this afternoon with a brief break in rainfall possible tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

A potent storm system and associated atmospheric river will begin
to impact the region by late Sunday morning. This system will
bring light to moderate rain and gusty winds to the region Sunday
with precipitation increasing in coverage and intensity Sunday
night into Monday morning. Periods of moderate to heavy rain will
likely result in widespread flooding of area creeks, streams and
flood prone, low lying areas. The threat for rock/mud slides,
shallow landslides and debris flows in recent burn scar areas will
also increase as a result of this system. Gusty winds will also
result in the potential for downed trees and isolated power

Lingering showers will then be possible from Monday night into
Wednesday with drying conditions forecast late in the week.

A large swell is also expected to impact the coastal areas
Tuesday into Wednesday with breaking waves potentially up to 25



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