Moss Beach, CA

1:35 AM PST on January 22, 2017 (GMT -0800)
Half Moon Bay | | Change Station

Elev 66 ft 37.51 °N, 122.50 °W | Updated 20 minutes ago

Fog
Fog
50 °F
Feels Like 50 °F
N
38
Wind Variable Wind from South
Gusts 52 mph

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 29.68 in
Visibility 1.5 miles
Clouds Scattered Clouds 900 ft
Mostly Cloudy 1600 ft
Overcast 2000 ft
Dew Point 48 °F
Humidity 94%
Rainfall 0.06 in
Snow Depth Not available.
7:20 AM 5:23 PM
Waning Crescent, 28% visible
METAR KHAF 220915Z AUTO 17033G45KT 1 1/2SM BR SCT009 BKN016 OVC020 10/09 A2968 RMK AO2 P0001
Pressure 29.68 in
Visibility 1.5 miles
Clouds Scattered Clouds 900 ft
Mostly Cloudy 1600 ft
Overcast 2000 ft
Dew Point 48 °F
Humidity 94%
Rainfall 0.06 in
Snow Depth Not available.
7:20 AM 5:23 PM
Waning Crescent, 28% visible
METAR KHAF 220915Z AUTO 17033G45KT 1 1/2SM BR SCT009 BKN016 OVC020 10/09 A2968 RMK AO2 P0001

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10-Day Weather Forecast

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Jan. 22, 2017 Rise Set
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Minimum magnitude displayed is 2.5.

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Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

High Surf Warning, Flash Flood Watch
Issued: 8:41 PM PST Jan. 21, 2017 – National Weather Service

... High surf warning remains in effect until 3 am PST Sunday...

* swell... west swell 24 to 28 feet through early Sunday morning.
Swell periods 16 to 17 seconds.

* Surf... breaker heights 30 to 40 ft through early Sunday
morning.

* Timing... continuing through early Sunday morning.

* Impacts... large breaking waves... strong rip currents... and
sneaker waves.

Precautionary/preparedness actions...

A high surf warning indicates that very dangerous... battering
waves will pound the shoreline. Do not venture near or into the
water... heavy surf will result in deadly rip currents.




227 PM PST Sat Jan 21 2017

... Flash Flood Watch remains in effect from midnight PST tonight
through Sunday afternoon...

The Flash Flood Watch continues for

* a portion of western California... including the following
areas... coastal North Bay including Point Reyes National
Seashore... East Bay hills and the Diablo Range... East Bay
interior valleys... mountains of San Benito County and interior
Monterey County including Pinnacles National Monument... North
Bay interior valleys... North Bay mountains... northern Monterey
Bay... northern Salinas valley/Hollister Valley and Carmel
Valley... San Francisco... San Francisco Bay shoreline... San
Francisco peninsula coast... Santa Clara Valley including San
Jose... Santa Cruz Mountains... Santa Lucia mountains and Los
Padres National Forest... southern Monterey Bay and Big Sur
coast and southern Salinas valley/Arroyo Seco and Lake San
Antonio.

* From midnight PST tonight through Sunday afternoon

* periods of heavy rain on already saturated soils will impact the
region from late tonight through Sunday afternoon. Additional
rainfall amounts from 1 to 2 inches are possible at lower
elevations with 2 to 5 inches across the North Bay and coastal
slopes.

* The primary impacts will be localized ponding of water on low
lying roadways with poor drainage... rapid rises on streams and
creeks with some likely exceeding bankfull... some river
flooding... and potential rock and mud slides. Recent burn
scars will also be susceptible to debris flows during periods
of intense rainfall.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.





High Wind Warning
Issued: 2:23 PM PST Jan. 21, 2017 – National Weather Service

... High Wind Warning remains in effect from 10 PM this evening to
10 am PST Sunday...

* timing... late tonight into Sunday morning.

* Winds... sustained southerly winds 35 to 50 mph with gusts
greater than 60 mph... strongest near the coast and in higher
elevations.

* Impacts... gusty winds will make driving difficult... especially
for drivers of high profile vehicles. Since the soils are
saturated... there is a heightened potential for downed trees
and power outages.

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.





Small Craft for Rough Bar Advisory, Storm Warning, Gale Warning, Small Craft Advisory
Issued: 9:17 PM PST Jan. 21, 2017 – National Weather Service

... Small Craft Advisory for rough bar remains in effect until
7 am PST Sunday...
... Storm Warning remains in effect until 3 am PST Sunday...
... Gale Warning remains in effect from 3 am to 10 am PST Sunday...
... Small Craft Advisory remains in effect from 10 am Sunday to
3 PM PST Monday...

* winds and waves: see the coastal waters forecast (cwfmtr) or
our marine Page at http://weather.Gov/sanfrancisco/marine.Php
for more details.

* Winds... south winds 40 to 50 kt becoming west 25 to 35 kt Sunday
morning.

* Waves/seas... seas 18 to 22 feet at 17 seconds.

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.

A Small Craft Advisory for rough bar means that wave conditions
are expected to be hazardous to small craft in or near Harbor
entrances.

A Storm Warning means winds of 48 to 63 knots are imminent or
occuring. Recreational boaters should remain in port... or take
shelter until winds and waves subside. Commercial vessels should
prepare for very strong winds and dangerous sea conditions... and
consider remaining in port or taking shelter in port until winds
and waves subside.