Alert archive / California / Beach Hazards Statements in 2026

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

June 4, 20266 counties in California

NWS San Francisco Bay Area, CA issued this beach hazards statement at Jun 4, 2026, 12:33 PM PDT for 6 counties in California. It took effect at Jun 5, 2026, 3:00 AM PDT. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Jun 4, 2026, 12:33 PM PDT (19:33 UTC)
In effect from
Jun 5, 2026, 3:00 AM PDT
Expired
Jun 6, 2026, 9:00 AM PDT
In force
30 hr
Issued by
NWS San Francisco Bay Area, CA

Counties City and County of San Francisco, CA, Marin County, CA, Monterey County, CA, San Mateo County, CA, Santa Cruz County, CA, Sonoma County, CA

The nearest sounding before it

Oakland, CA (KOAK), launched 12:00Z, 7.6 hours before the alert went out and 26 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 2026-06-04Temperature 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 2026-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
981 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
-43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

084 
WHUS46 KMTR 041933
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
1233 PM PDT Thu Jun 4 2026

CAZ006-505-509-529-530-051200-
/O.NEW.KMTR.BH.S.0013.260605T1000Z-260606T1600Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-Northern Monterey Bay-
Southern Monterey Bay and Big Sur Coast-
1233 PM PDT Thu Jun 4 2026

...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY MORNING...

* WHAT...Increased risk of sneaker waves and strong rip currents
  due to long period southwesterly swell.

* WHERE...Beaches along the Pacific Coast, especially southwest
  facing beaches.

* WHEN...From late tonight through Saturday morning.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion can be expected. Sneaker waves can sweep
  across the shoreline without warning, pulling people into the
  sea from rocks, jetties and beaches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay off of jetties, piers, rocks, and other waterside
infrastructure. Remain out of the water to avoid hazardous surf
and NEVER turn your back on the ocean. Monitor local weather,
surf and tide forecasts at www.weather.gov/mtr. 

&&

$$
2 follow-up statements
969 
WHUS46 KMTR 051249
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
549 AM PDT Fri Jun 5 2026

CAZ006-505-509-529-530-061600-
/O.CON.KMTR.BH.S.0013.000000T0000Z-260606T1600Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-Northern Monterey Bay-
Southern Monterey Bay and Big Sur Coast-
549 AM PDT Fri Jun 5 2026

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

* WHAT...Increased risk of sneaker waves and strong rip currents 
  due to long period southwesterly swell.

* WHERE...Beaches along the Pacific Coast, especially southwest 
  facing beaches.

* WHEN...From late tonight through Saturday morning.

* IMPACTS...Dangerous swimming and surfing conditions and
  localized beach erosion can be expected. Sneaker waves can sweep
  across the shoreline without warning, pulling people into the
  sea from rocks, jetties and beaches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay off of jetties, piers, rocks, and other waterside
infrastructure. Remain out of the water to avoid hazardous surf
and NEVER turn your back on the ocean. Monitor local weather,
surf and tide forecasts at www.weather.gov/mtr.

&&

$$
602 
WHUS46 KMTR 061547
CFWMTR

Coastal Hazard Message
National Weather Service San Francisco CA
847 AM PDT Sat Jun 6 2026

CAZ006-505-509-529-530-061700-
/O.EXP.KMTR.BH.S.0013.000000T0000Z-260606T1600Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-Northern Monterey Bay-
Southern Monterey Bay and Big Sur Coast-
847 AM PDT Sat Jun 6 2026

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 9 AM PDT THIS MORNING...

Conditions are gradually forecast to improve throughout the day and 
fall below criteria. However, it is always recommended to stay off 
jetties, piers, rocks and other waterside infrastructure. NEVER 
turn your back on the ocean! 

$$

Nearby

Beach Hazards Statements in California, 2026Every beach hazards statement in 2026

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.