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Coastal Flood Advisory


Coastal Hazard Message
National Weather Service Tiyan GU
218 AM ChST Wed Nov 5 2025

MHZ002-050630-
/O.CON.PGUM.CF.Y.0003.000000T0000Z-251108T0500Z/
Majuro-
218 AM ChST Wed Nov 5 2025

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 PM CHST
SATURDAY...

* WHAT...Minor coastal flooding of 1 to 2 feet is expected.

* WHERE...North and east facing reefs of Majuro.

* WHEN...Until 3 PM ChST Saturday.

* IMPACTS...Flooding of lots, parks, and roads with only isolated
  road closures expected.

* ADDITIONAL DETAILS...A building northeast trade-wind swell will
  combine with high tides to produce coastal inundation of 1 to
  2 feet along north and east facing reefs until Saturday.
  Other islands and atolls in the Marshalls can also expect minor
  inundation with this building swell.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A coastal flood advisory indicates that onshore winds and tides
will combine to generate flooding of low areas along the shore.

&&

$$

Williams

Coastal Hazard Message
National Weather Service Portland OR
242 AM PST Tue Nov 4 2025

ORZ101-102-WAZ201-050000-
/O.CON.KPQR.CF.Y.0003.251105T1800Z-251105T2300Z/
Clatsop County Coast-Tillamook County Coast-
South Washington Coast-
242 AM PST Tue Nov 4 2025

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 AM TO 3 PM
PST WEDNESDAY...

* WHAT...Tidal overflow flooding expected.

* WHERE...Clatsop and Tillamook Coast, and South Washington
  Coast.

* WHEN...From 10 AM to 3 PM PST Wednesday.

* IMPACTS...Minor flooding is expected in the low lying areas near
  bays, sloughs, and the lower reaches of the coastal rivers. This
  is due to total tide up to 12 feet at Toke point resulting in
  tide up to one foot above ground level during high tide, total
  tide up to 11 feet at Tongue Point resulting in tide up to one
  foot above ground level during high tide, and total tide up to
  11 feet at Garibaldi resulting in tide up to one foot above
  ground level during high tide.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Coastal Flood Advisory means that tidal overflow flooding is
expected. Coastal residents in the warned area should be alert
for rising water, and take appropriate action to protect life and
property.

&&

$$

For more information from the National Weather Service visit
https://www.weather.gov/portland

Coastal Hazard Message
National Weather Service San Francisco CA
234 AM PST Tue Nov 4 2025

CAZ506-508-051100-
/O.CON.KMTR.CF.Y.0015.251104T1600Z-251108T2200Z/
North Bay Interior Valleys-San Francisco Bay Shoreline-
234 AM PST Tue Nov 4 2025

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 2 PM PST SATURDAY...

* WHAT...Up to 1.2 ft of inundation above ground level is
  possible in low lying areas near shorelines and tidal
  waterways.

* WHERE...Bayshore locations along the San Francisco Bay and San
  Pablo Bay.

* WHEN...From 8 AM Tuesday to 2 PM PST Saturday.

* IMPACTS...Flooding of lots, parks, and roads with only
  isolated road closures expected.

* ADDITIONAL DETAILS...At the San Francisco tidal gauge high
  tide is expected to be 0.7 ft above normal (6.6 ft MLLW) at
  9:42 AM Tuesday, 1.0 ft above normal (6.9 ft MLLW) at 10:18 AM
  Wednesday, 1.2 ft above normal (7.0 ft MLLW) at 10:58 AM
  Thursday, 1.1 ft above normal (7.0 ft MLLW) at 11:42 AM
  Friday, and 0.9 ft above normal (6.7 ft MLLW) at 12:31 PM
  Saturday. High tide timing varies up to 90 minutes earlier or
  later along the coast and throughout the Bay respectfully.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

$$

Coastal Hazard Message
National Weather Service San Francisco CA
234 AM PST Tue Nov 4 2025

CAZ006-529-530-051100-
/O.EXP.KMTR.BH.S.0017.000000T0000Z-251104T1100Z/
/O.CON.KMTR.CF.Y.0015.251104T1600Z-251108T2200Z/
San Francisco-Northern Monterey Bay-
Southern Monterey Bay and Big Sur Coast-
234 AM PST Tue Nov 4 2025

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 2 PM PST SATURDAY...
...BEACH HAZARDS STATEMENT WILL EXPIRE AT 3 AM PST EARLY THIS
MORNING...

* WHAT...Up to 1.2 ft of inundation above ground level is
  possible in low lying areas near shorelines and tidal
  waterways.

* WHERE...San Francisco and Monterey Bay.

* WHEN...For the Beach Hazards Statement, through late Monday
  night. For the Coastal Flood Advisory, from 8 AM Tuesday to 2
  PM PST Saturday.

* IMPACTS...Flooding of lots, parks, and roads with only
  isolated road closures expected.

* ADDITIONAL DETAILS...At the San Francisco tidal gauge high
  tide is expected to be 0.7 ft above normal (6.6 ft MLLW) at
  9:42 AM Tuesday, 1.0 ft above normal (6.9 ft MLLW) at 10:18 AM
  Wednesday, 1.2 ft above normal (7.0 ft MLLW) at 10:58 AM
  Thursday, 1.1 ft above normal (7.0 ft MLLW) at 11:42 AM
  Friday, and 0.9 ft above normal (6.7 ft MLLW) at 12:31 PM
  Saturday. High tide timing varies up to 90 minutes earlier or
  later along the coast and throughout the Bay respectfully.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

$$

Coastal Hazard Message
National Weather Service Los Angeles/Oxnard CA
157 AM PST Tue Nov 4 2025

CAZ340-346-041800-
/O.CAN.KLOX.SU.Y.0023.000000T0000Z-251104T1100Z/
/O.CON.KLOX.SU.Y.0024.251106T0300Z-251108T0200Z/
/O.CON.KLOX.CF.Y.0003.251106T1200Z-251107T2200Z/
San Luis Obispo County Beaches-
Santa Barbara County Central Coast Beaches-
157 AM PST Tue Nov 4 2025

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 7 PM WEDNESDAY TO
6 PM PST FRIDAY...
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 4 AM THURSDAY TO
2 PM PST FRIDAY...

* WHAT...For the High Surf Advisory, large breaking waves of 12 to
  16 feet, with local sets to 18 feet possible, and dangerous rip
  currents. For the Coastal Flood Advisory, moderate coastal
  flooding possible. Breaking waves at Morro Bay are possible.

* WHERE...San Luis Obispo County Beaches and Santa Barbara
  County Central Coast Beaches. Largest surf focused across west
  facing beaches.

* WHEN...For the High Surf Advisory, from 7 PM Wednesday to 6 PM
  PST Friday. For the Coastal Flood Advisory, from 4 AM Thursday
  to 2 PM PST Friday.

* IMPACTS...For the High Surf Advisory, there is an increased
  risk for ocean drowning. Rip currents can pull swimmers and
  surfers out to sea. Large breaking waves can cause injury,
  wash people off beaches and rocks, and capsize small boats
  near shore. For the Coastal Flood Advisory, flooding of sea
  water is likely, around the time of high tide, over vulnerable
  low- lying coastal areas such as parking lots, beaches, and
  walkways. Significant damage to roads or structures is NOT
  expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take the necessary actions to protect flood-prone property. Do
NOT drive around barricades or through water of unknown depth.

Remain out of the water due to dangerous surf conditions, or stay
near occupied lifeguard towers. Rock jetties can be deadly in
such conditions, stay off the rocks.

&&

$$

Coastal Hazard Message
National Weather Service Los Angeles/Oxnard CA
157 AM PST Tue Nov 4 2025

CAZ354-041800-
/O.CON.KLOX.SU.Y.0024.251106T0800Z-251108T0200Z/
/O.CON.KLOX.CF.Y.0003.251106T1200Z-251107T2200Z/
Ventura County Beaches-
157 AM PST Tue Nov 4 2025

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 12 AM THURSDAY TO 6
PM PST FRIDAY...
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 4 AM THURSDAY TO
2 PM PST FRIDAY...

* WHAT...For the High Surf Advisory, large breaking waves of 8
  to 12 feet and dangerous rip currents. For the Coastal Flood
  Advisory, moderate coastal flooding possible. Breaking waves
  at Ventura Harbor and Pier are possible.

* WHERE...Ventura County Beaches. Largest surf focused across
  west facing beaches.

* WHEN...For the High Surf Advisory, from 12 AM PST Thursday to 6
  PM PST Friday. For the Coastal Flood Advisory, from 4 AM
  Thursday to 2 PM PST Friday.

* IMPACTS...Flooding of sea water is likely, around the time of
  high tide, over vulnerable low-lying coastal areas such as
  parking lots, beaches, and walkways. Significant damage to
  roads or structures is NOT expected. There is an increased
  risk for ocean drowning. Rip currents can pull swimmers and
  surfers out to sea. Large breaking waves can cause injury,
  wash people off beaches and rocks, and capsize small boats
  near shore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take the necessary actions to protect flood-prone property. Do
NOT drive around barricades or through water of unknown depth.

Remain out of the water due to dangerous surf conditions, or stay
near occupied lifeguard towers. Rock jetties can be deadly in
such conditions, stay off the rocks.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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