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Hazardous Seas Watch

URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
214 PM PST Tue Nov 18 2025

PZZ251>253-191415-
/O.NEW.KPQR.SC.Y.0135.251120T0300Z-251120T1800Z/
/O.NEW.KPQR.SE.A.0006.251120T1800Z-251121T1200Z/
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM-
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
214 PM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM WEDNESDAY TO 10 AM
PST THURSDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

* WHAT...For the Small Craft Advisory, seas 6 to 11 ft at 14 to 17
  seconds and south winds 10 to 20 kt with gusts up to 25 kt
  expected. For the Hazardous Seas Watch, very steep and hazardous
  seas 14 to 19 ft at 15 to 18 seconds and south winds 5 to 10 kt
  with gusts up to 15 kt possible.

* WHERE...Inner Coastal Waters from Cape Shoalwater to Florence
  out 10 NM.

* WHEN...Small Craft Advisory, from 7 PM Wednesday to 10 AM PST
  Thursday. Hazardous Seas Watch, from Thursday morning through
  late Thursday night.

* IMPACTS...Very steep and hazardous seas could capsize or cause
  damage to vessels.

* ADDITIONAL DETAILS...There is a 10% chance seas peak at or
  slightly above 20 ft on Thursday, which would be the worst case
  scenario.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider altering your plans to avoid possible hazardous sea
conditions.

&&

$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
214 PM PST Tue Nov 18 2025

PZZ271>273-191415-
/O.NEW.KPQR.SC.Y.0135.251119T2200Z-251120T1800Z/
/O.NEW.KPQR.SE.A.0006.251120T1800Z-251121T1200Z/
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
214 PM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM WEDNESDAY TO 10 AM
PST THURSDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

* WHAT...For the Small Craft Advisory, seas 8 to 13 ft at 14 to 15
  seconds and south winds 10 to 20 kt with gusts up to 30 kt
  expected. For the Hazardous Seas Watch, very steep and hazardous
  seas 14 to 19 ft at 15 seconds and southwest winds 5 to 10 kt
  with gusts up to 15 kt possible.

* WHERE...Outer Coastal Waters from Cape Shoalwater to Florence
  10 to 60 NM offshore.

* WHEN...Small Craft Advisory, from 2 PM Wednesday to 10 AM PST
  Thursday. Hazardous Seas Watch, from Thursday morning through
  late Thursday night.

* IMPACTS...Very steep and hazardous seas could capsize or cause
  damage to vessels.

* ADDITIONAL DETAILS...There is a 10% chance seas peak at or
  slightly above 20 ft on Thursday, which would be the worst case
  scenario.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider altering your plans to avoid possible hazardous sea
conditions.

&&

$$


For more information from the National Weather Service, visit:
https://www.weather.gov/portland/marine
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
206 PM PST Tue Nov 18 2025

PZZ356-191115-
/O.CON.KMFR.SC.Y.0100.000000T0000Z-251119T0600Z/
/O.NEW.KMFR.SC.Y.0102.251119T2100Z-251120T1800Z/
/O.NEW.KMFR.SE.A.0015.251120T1800Z-251121T1200Z/
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
206 PM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 10 AM
PST THURSDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

* WHAT...For the first Small Craft Advisory, north winds 15 to 25
  kt with gusts up to 30 kt and steep seas 7 to 9 ft. For the
  second Small Craft Advisory, south winds 15 to 25 kt with gusts
  up to 30 kt and steep seas 7 to 9 ft. For the Hazardous Seas
  Watch, steep to very steep and hazardous seas 13 to 17 ft at 15
  seconds possible.

* WHERE...All areas.

* WHEN...For the first Small Craft Advisory, until 10 PM PST this
  evening. For the second Small Craft Advisory, from 1 PM
  Wednesday to 10 AM PST Thursday. For the Hazardous Seas Watch,
  from Thursday morning through late Thursday night.

* IMPACTS...Gusty winds and steep to very steep and hazardous
  seas could capsize or damage vessels. Bar crossing could become
  especially hazardous.

* View the hazard area in detail at https://go.usa.gov/x6hks

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider altering your plans to avoid possible hazardous and very
steep sea conditions.

&&

$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
206 PM PST Tue Nov 18 2025

PZZ376-191115-
/O.CON.KMFR.SC.Y.0101.000000T0000Z-251119T1200Z/
/O.NEW.KMFR.SC.Y.0102.251119T2100Z-251120T1800Z/
/O.NEW.KMFR.SE.A.0015.251120T1800Z-251121T1200Z/
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
206 PM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 10 AM
PST THURSDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

* WHAT...For the first Small Craft Advisory, north winds 15 to 25
  kt with gusts up to 30 kt and steep seas 7 to 10 ft. For the
  second Small Craft Advisory, south to southwest winds 15 to 25
  kt with gusts up to 30 kt and steep seas 7 to 10 ft. For the
  Hazardous Seas Watch, steep to very steep and hazardous seas 15
  to 19 ft at 15 seconds possible.

* WHERE...All areas into this evening, then south of Gold Beach
  overnight. All areas Wednesday through Thursday night.

* WHEN...For the first Small Craft Advisory, until 4 AM PST
  Wednesday. For the second Small Craft Advisory, from 1 PM
  Wednesday to 10 AM PST Thursday. For the Hazardous Seas Watch,
  from Thursday morning through late Thursday night.

* IMPACTS...Gusty winds and steep to very steep and hazardous
  seas could capsize or damage vessels.

* View the hazard area in detail at https://go.usa.gov/x6hks

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider altering your plans to avoid possible hazardous and very
steep sea conditions.

&&

$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
206 PM PST Tue Nov 18 2025

PZZ350-370-191115-
/O.NEW.KMFR.SC.Y.0102.251119T2100Z-251120T1800Z/
/O.NEW.KMFR.SE.A.0015.251120T1800Z-251121T1200Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
206 PM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 10 AM
PST THURSDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

* WHAT...For the Small Craft Advisory, south to southwest winds 15
  to 25 kt with gusts up to 30 kt and steep seas 7 to 10 ft
  expected. For the Hazardous Seas Watch, steep to very steep
  and hazardous seas 15 to 19 ft at 15 seconds possible.

* WHERE...All areas.

* WHEN...For the Small Craft Advisory, from 1 PM Wednesday to 10
  AM PST Thursday. For the Hazardous Seas Watch, from Thursday
  morning through late Thursday night.

* IMPACTS...Gusty winds and steep to very steep and hazardous
  seas could capsize or damage vessels. Bar crossing could become
  especially hazardous.

* View the hazard area in detail at https://go.usa.gov/x6hks

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider altering your plans to avoid possible hazardous and very
steep sea conditions.

&&

$$

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NOAA National Weather Service
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Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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