Alert archive / California / Beach Hazards Statements in 2026
Beach Hazards Statement 12, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at May 30, 2026, 9:43 PM PDT for 6 counties in California. It took effect at May 31, 2026, 5:00 AM PDT. It was in force for 48 hr.
The area
The counties it named.
The facts
- Issued
- May 30, 2026, 9:43 PM PDT (04:43 UTC)
- In effect from
- May 31, 2026, 5:00 AM PDT
- Expired
- Jun 2, 2026, 5:00 AM PDT
- In force
- 48 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 radar
The San Francisco radar (KMUX), 53 km from the middle of the area, began a volume at 04:41 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 00:00Z, 4.7 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1638 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
096 WHUS46 KMTR 310443 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 943 PM PDT Sat May 30 2026 CAZ006-505-509-529-530-311245- /O.NEW.KMTR.BH.S.0012.260531T1200Z-260602T1200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- San Francisco Peninsula Coast-Northern Monterey Bay- Southern Monterey Bay and Big Sur Coast- 943 PM PDT Sat May 30 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY MORNING... * WHAT...Increased risk of sneaker waves and strong rip currents due to long period SW swell. * WHERE...Beaches along the Pacific Coast. * WHEN...From 5 AM PDT Sunday through 5 AM PDT Tuesday. * 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. && $$
5 follow-up statements
778 WHUS46 KMTR 311254 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 554 AM PDT Sun May 31 2026 CAZ006-505-509-529-530-010000- /O.CON.KMTR.BH.S.0012.000000T0000Z-260602T1200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- San Francisco Peninsula Coast-Northern Monterey Bay- Southern Monterey Bay and Big Sur Coast- 554 AM PDT Sun May 31 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...Increased risk of sneaker waves and strong rip currents due to long period SW swell. * WHERE...Beaches along the Pacific Coast. * WHEN...Now through 5 AM Tuesday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion can be expected. Sneaker waves can sweep across the shoreline without warning, pulling people into the sea from rocks, jetties and beaches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr. && $$
822 WHUS46 KMTR 312012 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 112 PM PDT Sun May 31 2026 CAZ006-505-509-529-530-011200- /O.CON.KMTR.BH.S.0012.000000T0000Z-260602T1200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- San Francisco Peninsula Coast-Northern Monterey Bay- Southern Monterey Bay and Big Sur Coast- 112 PM PDT Sun May 31 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE MONDAY NIGHT... * WHAT...Increased risk of sneaker waves and strong rip currents due to long period SW swell. * WHERE...Beaches along the Pacific Coast. * WHEN...Now through 5 AM Tuesday. * 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. && $$
423 WHUS46 KMTR 011131 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 431 AM PDT Mon Jun 1 2026 CAZ006-505-509-529-530-012200- /O.CON.KMTR.BH.S.0012.000000T0000Z-260602T1200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- San Francisco Peninsula Coast-Northern Monterey Bay- Southern Monterey Bay and Big Sur Coast- 431 AM PDT Mon Jun 1 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...Increased risk of sneaker waves and strong rip currents due to long period SW swell. * WHERE...Beaches along the Pacific Coast. * WHEN...Now through 5 AM Tuesday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion can be expected. Sneaker waves can sweep across the shoreline without warning, pulling people into the sea from rocks, jetties and beaches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr. && $$
299 WHUS46 KMTR 012135 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 235 PM PDT Mon Jun 1 2026 CAZ006-505-509-529-530-021200- /O.CON.KMTR.BH.S.0012.000000T0000Z-260602T1200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- San Francisco Peninsula Coast-Northern Monterey Bay- Southern Monterey Bay and Big Sur Coast- 235 PM PDT Mon Jun 1 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...Increased risk of sneaker waves and strong rip currents due to long period SW swell. * WHERE...Beaches along the Pacific Coast. * WHEN...Now through 5 AM Tuesday. * 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. && $$
197 WHUS46 KMTR 021154 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 454 AM PDT Tue Jun 2 2026 CAZ006-505-509-529-530-021300- /O.EXP.KMTR.BH.S.0012.000000T0000Z-260602T1200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- San Francisco Peninsula Coast-Northern Monterey Bay- Southern Monterey Bay and Big Sur Coast- 454 AM PDT Tue Jun 2 2026 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 5 AM PDT EARLY THIS MORNING... Conditions have dropped below criteria. Please continue to exercise caution around the ocean. $$
What forecasters said that day
The local office's own words before this beach hazards statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this beach hazards statement went out at May 30, 9:35 PM PDT, 8 minutes earlier. Its key messages:
- Updated at 1227 PM PDT Sat May 30 2026
- Temperatures return closer to normal today, then climb slightly above normal for Sunday into beginning of next week
- Cooler than normal temperatures look to return by end of the upcoming work week
Area forecast discussion, May 30, 9:35 PM PDT, 8 minutes before
Area Forecast Discussion
National Weather Service San Francisco CA
935 PM PDT Sat May 30 2026
...New AVIATION, MARINE...
.KEY MESSAGES...
Updated at 1227 PM PDT Sat May 30 2026
- Temperatures return closer to normal today, then climb
slightly above normal for Sunday into beginning of next week
- Cooler than normal temperatures look to return by end of the
upcoming work week
&&
.SHORT TERM...
Issued at 1227 PM PDT Sat May 30 2026
(This evening through Sunday)
Temperatures are likely to warm into the upper 50s to middle 60s
in northwest facing coastal areas while the interior warms into
the low- to-upper 70s. This is as low clouds are beginning to
dissipate regionwide. The warmest interior spots have a greater
than 60% probability of reaching 80 deg F, such as the southern
Salinas Valley and far interior East Bay (Byron and Brentwood to
name a few).
The greatest potential for stratus to return is around the
Monterey Bay region and the San Francisco Peninsula tonight into
Sunday morning. This is as a short-wave ridge of high pressure
begins to approach from the eastern Pacific. This will result in
slightly warmer temperatures Sunday afternoon with upper 50s to
around 70 deg F near the coast and coastal adjacent valleys. The
most notable warming will occur across the interior with middle
70s to middle 80s expected under sunny skies.
&&
.LONG TERM...
Issued at 1227 PM PDT Sat May 30 2026
(Sunday night through next Friday)
The short-wave ridge will shift eastward slightly and be more
over the Bay Area and Central Coast on Monday. Thus, temperatures
will continue the warming trend, warming some 5 to 10 degrees
above seasonal averages. Still expecting a shallow marine layer to
remain in place with northwesterly winds at the coast, but if low
clouds do not develop in coastal areas Monday morning, expect
coastal areas to be a few degrees warmer. By Tuesday the marine
layer is forecast to deepen to around 1,000 ft allowing for
stratus to return into inland valleys Monday night into Tuesday
morning. Thus, current forecast temperatures may be a bit too warm
for Tuesday afternoon. We will continue to monitor the latest
trends.
Warming resumes on Wednesday and continues into Thursday with
mostly zonal flow across the region. Slight day-to-day
fluctuations are expected depending on the depth of the marine
layer and associated marine influences across the Bay Area and
Central Coast. By the upcoming weekend, the WPC 500mb Height-based
Cluster Analysis has increasing probabilities that a trough will
approach and move inland across the West Coast. This would bring
cooler conditions to the region, however rain would likely remain
well to the north of the region.
&&
.AVIATION...
(06Z TAFS)
Issued at 929 PM PDT Sat May 30 2026
A mix of clear skies and coastal stratus tonight. HAF, MRY, SNS,
SFO, and OAK are the ones to watch, listed in order of decreasing
probabilities. Moderate onshore winds will decrease overnight
before returning Sunday afternoon.
Vicinity of SFO...The terminal remains VFR, although a patch of
stratus is developing over the Peninsula. The strong onshore winds
are gradually decreasing, but held on longer than I thought they
would. The probability for ceilings Sunday morning is around 40%,
but the window is short enough to capture in a TEMPO group. The
afternoon will almost certainly be clear as the onshore winds
return.
SFO Bridge Approach...Similar to SFO.
Monterey Bay Terminals...MRY just developed a ceiling out of
nowhere. I expected that to happen tonight, but not this early.
I'm not sure that this first cloud will survive the night, so I'm
keeping the first few hours of the TAF VFR for now.
&&
.MARINE...
(Tonight through next Friday)
Issued at 929 PM PDT Sat May 30 2026
High end small craft advisories are in effect, with buoys
reporting occasional gusts to gale force. A fresh northerly
breeze will continue through Sunday. Seas will build in response
and become rough leading to hazardous conditions over the coastal
waters through Sunday and into Monday morning.
&&
.MTR WATCHES/WARNINGS/ADVISORIES...
CA...None.
PZ...Small Craft Advisory until 3 AM PDT Monday for Pigeon Pt to Pt
Pinos 10-60 NM-Pt Arena to Pt Reyes 0-10 nm-Pt Pinos to Pt
Piedras Blancas 0-10 nm.
Small Craft Advisory until 3 AM PDT Sunday for Pigeon Pt to Pt
Pinos 0-10 nm-Pt Reyes to Pigeon Pt 0-10 nm.
Small Craft Advisory until 9 AM PDT Monday for Pt Arena to Pt
Reyes 10-60 NM.
&&
SHORT TERM...RGass
LONG TERM....RGass
AVIATION...Flynn
MARINE...Flynn
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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; radar from the NEXRAD Level II archive.