Alert archive / California / Beach Hazards Statements in 2022

Beach Hazards Statement 13, NWS San Francisco Bay Area, CA

November 6, 2022Santa Cruz County, California

NWS San Francisco Bay Area, CA issued this beach hazards statement at Nov 6, 2022, 6:04 AM PST for Santa Cruz County, California. It took effect at Nov 7, 2022, 10:00 AM PST. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Nov 6, 2022, 6:04 AM PST (14:04 UTC)
In effect from
Nov 7, 2022, 10:00 AM PST
Expired
Nov 8, 2022, 10:00 AM PST
In force
24 hr
Issued by
NWS San Francisco Bay Area, CA

County Santa Cruz County, CA

The radar

The San Francisco radar (KMUX), 18 km from the middle of the area, began a volume at 14:05 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Oakland, CA (KOAK), launched 12:00Z, 2.1 hours before the alert went out and 80 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Oakland, CA at 12:00Z on 2022-11-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 12:00Z on 2022-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1088 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

870 
WHUS46 KMTR 061404
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
604 AM PST Sun Nov 6 2022

CAZ006-505-509-530-062145-
/O.NEW.KMTR.SU.Y.0004.221107T1800Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Fransisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
604 AM PST Sun Nov 6 2022

...HIGH SURF ADVISORY IN EFFECT FROM 10 AM MONDAY TO 10 AM PST
TUESDAY...

* WHAT...Large breaking waves of 15 to 20 feet.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes 
  National Seashore, San Fransisco Peninsula Coast and Southern 
  Monterey Bay and Big Sur Coast Counties.

* WHEN...From 10 AM Monday to 10 AM PST Tuesday.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ529-062145-
/O.NEW.KMTR.BH.S.0013.221107T1800Z-221108T1800Z/
Northern Monterey Bay-
604 AM PST Sun Nov 6 2022

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY MORNING THROUGH
TUESDAY MORNING...

* WHAT...Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay County.

* WHEN...From Monday morning through Tuesday morning.

* IMPACTS...Large, unexpected waves can sweep across the beach 
  without warning, sweeping people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
7 follow-up statements
821 
WHUS46 KMTR 062123
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
123 PM PST Sun Nov 6 2022

CAZ006-505-509-530-070600-
/O.CON.KMTR.SU.Y.0004.221107T1800Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Fransisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
123 PM PST Sun Nov 6 2022

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 AM MONDAY TO
10 AM PST TUESDAY...

* WHAT...Large breaking waves of 15 to 20 feet.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes
  National Seashore, San Francisco Peninsula Coast and Southern
  Monterey Bay and Big Sur Coast.

* WHEN...From 10 AM Monday to 10 AM PST Tuesday.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion. Large, unexpected waves can sweep
  across the beach without warning, sweeping people into the sea
  from rocks, jetties, and beaches. These waves can also move
  large objects such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Don't be fooled by an ocean that looks calm. There can be 30 
minutes of small waves before a sneaker wave strikes. Avoid rocks 
and jetties. Avoid steep beaches. Stay much farther back from the 
water and never turn your back on the ocean. Inexperienced 
swimmers should remain out of the water due to dangerous surf 
conditions.

&&

$$

CAZ529-070600-
/O.CON.KMTR.BH.S.0013.221107T1800Z-221108T1800Z/
Northern Monterey Bay-
123 PM PST Sun Nov 6 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH TUESDAY MORNING...

* WHAT...Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay, including Santa Cruz.

* WHEN...From Monday morning through Tuesday morning.

* IMPACTS...Large, unexpected waves can sweep across the beach
  without warning, sweeping people into the sea from rocks,
  jetties, and beaches. These waves can also move large objects
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Don't be fooled by an ocean that looks calm. There can be 30 
minutes of small waves before a sneaker wave strikes. Avoid rocks 
and jetties. Avoid steep beaches. Stay much farther back from the 
water and never turn your back on the ocean. Remain out of the 
water to avoid hazardous swimming conditions.

&&

$$
832 
WHUS46 KMTR 070341
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
741 PM PST Sun Nov 6 2022

CAZ006-505-509-530-071400-
/O.CON.KMTR.SU.Y.0004.221107T1800Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
741 PM PST Sun Nov 6 2022

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 AM MONDAY TO
10 AM PST TUESDAY...

* WHAT...Large breaking waves of 15 to 20 feet.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes 
  National Seashore, San Francisco Peninsula Coast and Southern 
  Monterey Bay and Big Sur Coast Counties.

* WHEN...From 10 AM Monday to 10 AM PST Tuesday.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion. Large, unexpected waves can sweep
  across the beach without warning, sweeping people into the sea
  from rocks, jetties, and beaches. These waves can also move
  large objects such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions. Avoid rocks and jetties. Avoid steep 
beaches. Stay much farther back from the water and never turn your
back on the ocean.

&&

$$

CAZ529-071400-
/O.CON.KMTR.BH.S.0013.221107T1800Z-221108T1800Z/
Northern Monterey Bay-
741 PM PST Sun Nov 6 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH TUESDAY MORNING...

* WHAT....Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay, including Santa Cruz.

* WHEN...From Monday morning through Tuesday morning.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion. Large, unexpected waves can sweep
  across the beach without warning, sweeping people into the sea
  from rocks, jetties, and beaches. These waves can also move
  large objects such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions Avoid rocks and jetties. Avoid steep 
beaches. Stay much farther back from the water and never turn your
back on the ocean.

&&

$$
060 
WHUS46 KMTR 071347
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
547 AM PST Mon Nov 7 2022

CAZ006-505-509-530-072200-
/O.CON.KMTR.SU.Y.0004.221107T1800Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
547 AM PST Mon Nov 7 2022

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING
TO 10 AM PST TUESDAY...

* WHAT...Large breaking waves of 15 to 20 feet and dangerous rip
  currents.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes 
  National Seashore, San Francisco Peninsula Coast and Southern 
  Monterey Bay and Big Sur Coast Counties.

* WHEN...From 10 AM this morning to 10 AM PST Tuesday.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion, especially for west-northwest facing
  beaches. Large, unexpected waves can sweep across the beach 
  without warning, sweeping people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions. Avoid rocks and jetties. Avoid steep 
beaches. Stay much farther back from the water and never turn your
back on the ocean.

&&

$$

CAZ529-072200-
/O.CON.KMTR.BH.S.0013.221107T1800Z-221108T1800Z/
Northern Monterey Bay-
547 AM PST Mon Nov 7 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM PST THIS
MORNING THROUGH TUESDAY MORNING...

* WHAT...Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay County.

* WHEN...From 10 AM PST this morning through Tuesday morning.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion. Large, unexpected waves can sweep
  across the beach without warning, sweeping people into the sea
  from rocks, jetties, and beaches. These waves can also move
  large objects such as logs, crushing anyone caught underneath.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions Avoid rocks and jetties. Avoid steep 
beaches. Stay much farther back from the water and never turn your
back on the ocean.


SM

$$
801 
WHUS46 KMTR 072136
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
136 PM PST Mon Nov 7 2022

CAZ006-505-509-530-080545-
/O.CON.KMTR.SU.Y.0004.000000T0000Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
136 PM PST Mon Nov 7 2022

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY...

* WHAT...Large breaking waves of 15 to 20 feet and dangerous rip 
  currents.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes
  National Seashore, San Francisco Peninsula Coast and Southern
  Monterey Bay and Big Sur Coast.

* WHEN...Until 10 AM PST Tuesday.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion, especially for west-northwest facing 
  beaches. Large, unexpected waves can sweep across the beach 
  without warning, sweeping people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions. Avoid rocks and jetties. Avoid steep
beaches. Stay much farther back from the water and never turn
your back on the ocean.

&&

$$

CAZ529-080545-
/O.CON.KMTR.BH.S.0013.000000T0000Z-221108T1800Z/
Northern Monterey Bay-
136 PM PST Mon Nov 7 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY
MORNING...

* WHAT...Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay.

* WHEN...Through Tuesday morning.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Large, unexpected waves can sweep 
  across the beach without warning, sweeping people into the sea 
  from rocks, jetties, and beaches. These waves can also move 
  large objects such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions. Avoid rocks and jetties. Avoid steep
beaches. Stay much farther back from the water and never turn
your back on the ocean.

SM

$$
854 
WHUS46 KMTR 080447
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
847 PM PST Mon Nov 7 2022

CAZ006-505-509-530-081400-
/O.CON.KMTR.SU.Y.0004.000000T0000Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
847 PM PST Mon Nov 7 2022

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY...

* WHAT...Large breaking waves of 15 to 20 feet and dangerous rip
  currents.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes 
  National Seashore, San Francisco Peninsula Coast and Southern 
  Monterey Bay and Big Sur Coast.

* WHEN...Until 10 AM PST Tuesday.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion. Large waves can sweep across the beach
  without warning, pulling people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ529-081400-
/O.CON.KMTR.BH.S.0013.000000T0000Z-221108T1800Z/
Northern Monterey Bay-
847 PM PST Mon Nov 7 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY
MORNING...

* WHAT...Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay.

* WHEN...Through Tuesday morning.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion. Large waves can sweep across the beach
  without warning, pulling people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
511 
WHUS46 KMTR 081334
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
534 AM PST Tue Nov 8 2022

CAZ006-505-509-530-081800-
/O.CON.KMTR.SU.Y.0004.000000T0000Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
534 AM PST Tue Nov 8 2022

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

* WHAT...Large breaking waves of 15 to 20 feet and dangerous rip 
  currents.

* WHERE...San Francisco, Coastal North Bay Including Point Reyes 
  National Seashore, San Francisco Peninsula Coast and Southern 
  Monterey Bay and Big Sur Coast.

* WHEN...Until 10 AM PST this morning.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Large waves can sweep across the 
  beach without warning, pulling people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ529-081800-
/O.CON.KMTR.BH.S.0013.000000T0000Z-221108T1800Z/
Northern Monterey Bay-
534 AM PST Tue Nov 8 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

* WHAT...Large breaking waves and increased risk of rip currents.

* WHERE...Northern Monterey Bay.

* WHEN...Until 10 AM PST this morning.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Large waves can sweep across the 
  beach without warning, pulling people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
125 
WHUS46 KMTR 081748
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
948 AM PST Tue Nov 8 2022

CAZ006-505-509-530-081900-
/O.EXP.KMTR.SU.Y.0004.000000T0000Z-221108T1800Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-
Southern Monterey Bay and Big Sur Coast-
948 AM PST Tue Nov 8 2022

...HIGH SURF ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING...

Northwest swell will continue to decay through Tuesday reducing
the threat for large breaking waves in the surf zone. However, 
beachgoers are urged to remain vigilant through the day as
conditions along area beaches may remain hazardous with a
continued risk of rip currents. Remember, never turn your back to
the ocean.

$$

CAZ529-081900-
/O.EXP.KMTR.BH.S.0013.000000T0000Z-221108T1800Z/
Northern Monterey Bay-
948 AM PST Tue Nov 8 2022

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 10 AM PST THIS
MORNING...

Northwest swell will continue to decay through Tuesday reducing
the threat for large breaking waves in the surf zone. However, 
beachgoers are urged to remain vigilant through the day as
conditions along area beaches may remain hazardous with a
continued risk of rip currents. Remember, never turn your back to
the ocean.

$$

The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 5, 8:37 PM PDTSmall Craft AdvisoryMTR4 days
Nov 6, 6:04 AM PSTHigh Surf AdvisoryMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma52 hr

Nearby

Beach Hazards Statements in California, 2022Every beach hazards statement in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.