San Francisco Peninsula Coast Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Wind Advisory
Issued: 3:36 AM PST Jan. 17, 2017 – National Weather Service

... Wind Advisory in effect from 1 PM Wednesday to 1 am PST
Thursday...

The National Weather Service in San Francisco has issued a Wind
Advisory... which is in effect from 1 PM Wednesday to 1 am PST
Thursday.

* Timing... Wednesday afternoon and night.

* Winds... southerly wind gusts from 40 to 50 mph... strongest near
the coast and in the hills above 1000 feet.

* Impacts... downed trees, limbs and powerlines leading to possible
power outages. Driving of high profile vehicles will be
difficult during periods of strong winds along with extra debris
on area roads.

Precautionary/preparedness actions...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult... especially for high
profile vehicles. Use extra caution.




Small Craft Advisory, Gale Warning
Issued: 3:09 AM PST Jan. 17, 2017 – National Weather Service

... Small Craft Advisory in effect from noon to 7 PM PST
Wednesday...
... Gale Warning in effect from 7 PM Wednesday to 2 am PST
Thursday...

The National Weather Service San Francisco has issued a Gale
Warning... which is in effect from 7 PM Wednesday to 2 am PST
Thursday. A Small Craft Advisory has also been issued. This Small
Craft Advisory is in effect from noon to 7 PM PST Wednesday.

* Winds: S winds increasing to 25 to 35 kt Wednesday night.

* Seas: combined seas 9 to 13 ft.


Precautionary/preparedness actions...

A Gale Warning means winds of 34 to 47 knots are imminent or
occuring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
Harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners... especially those operating smaller
vessels should avoid navigating in these conditions.