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Small Craft Advisory For Hazardous Seas


URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ535-181245-
/O.CON.KMTR.SW.Y.0001.180118T1100Z-180119T1100Z/
Monterey Bay-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
3 AM THURSDAY TO 3 AM PST FRIDAY...

* SEAS...7 to 10 ft at 14 seconds...increasing to 13 to 18 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ560-181245-
/O.CON.KMTR.SW.Y.0001.180118T1100Z-180119T1100Z/
Pigeon Point to Point Pinos To 10 nm-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
3 AM THURSDAY TO 3 AM PST FRIDAY...

* SEAS...10 to 12 ft at 14 seconds...increasing to 15 to 19 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ565-181245-
/O.CON.KMTR.SW.Y.0001.180118T1400Z-180119T1100Z/
Point Pinos To Point Piedras Blancas To 10 nm-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
6 AM THURSDAY TO 3 AM PST FRIDAY...

* SEAS...10 to 12 ft at 14 seconds...increasing to 15 to 19 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ575-181245-
/O.CON.KMTR.SW.Y.0001.180118T1100Z-180119T2300Z/
Pigeon Point to Point Pinos 10 To 60 nm Offshore-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
3 AM THURSDAY TO 3 PM PST FRIDAY...

* SEAS...10 to 12 ft at 14 seconds...increasing to 16 to 21 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ576-181245-
/O.CON.KMTR.SW.Y.0001.180118T1100Z-180119T1700Z/
Point Pinos To Point Piedras Blancas 10 To 60 nm Offshore-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
3 AM THURSDAY TO 9 AM PST FRIDAY...

* SEAS...10 to 12 ft at 14 seconds...increasing to 15 to 20 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ571-181245-
/O.CON.KMTR.SW.Y.0001.180118T0800Z-180119T2300Z/
Point Reyes to Pigeon Point 10 To 60 nm Offshore-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
MIDNIGHT TONIGHT TO 3 PM PST FRIDAY...

* SEAS...10 to 12 ft at 14 seconds...increasing to 16 to 21 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ570-181245-
/O.CON.KMTR.SW.Y.0001.180118T0600Z-180120T0500Z/
Point Arena To Point Reyes 10 To 60 nm Offshore-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT
UNTIL 9 PM PST FRIDAY...

* SEAS...10 to 14 ft at 14 seconds...increasing to 18 to 22 ft at
  20 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ545-181245-
/O.CON.KMTR.RB.Y.0003.000000T0000Z-180118T2300Z/
/O.CON.KMTR.SW.Y.0001.180118T1100Z-180119T1700Z/
Point Reyes To Pigeon Point To 10 nm-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR ROUGH BAR REMAINS IN EFFECT UNTIL
3 PM PST THURSDAY...
...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
3 AM THURSDAY TO 9 AM PST FRIDAY...

SEAS...10 to 12 ft at 14 seconds...increasing to 14 to 19 ft at
19 seconds on Thursday.

* FIRST EBB...1.5 knots at 5:31 AM Thursday

* SECOND EBB...2.9 knots at 5:01 PM Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for rough bar means that wave conditions
are expected to be hazardous to small craft in or near harbor
entrances.

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - Marine Weather Message
National Weather Service San Francisco CA
842 PM PST Wed Jan 17 2018

...A large long period westerly swell will impact the coastal
waters through Friday....

PZZ540-181245-
/O.CON.KMTR.SW.Y.0001.180118T0800Z-180119T1700Z/
Point Arena To Point Reyes To 10 nm-
842 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT FROM
MIDNIGHT TONIGHT TO 9 AM PST FRIDAY...

* SEAS...10 to 12 ft at 14 seconds...increasing to 16 to 21 ft at
  19 seconds on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service LOS ANGELES/OXNARD CA
800 PM PST Wed Jan 17 2018

PZZ670-181200-
/O.CON.KLOX.SW.Y.0001.000000T0000Z-180118T2300Z/
Point Piedras Blancas to Point Sal from 10 to 60 NM-
800 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT
UNTIL 3 PM PST THURSDAY...

SEE THE COASTAL WATERS FORECAST (CWFLOX) FOR MORE DETAILS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service LOS ANGELES/OXNARD CA
800 PM PST Wed Jan 17 2018

PZZ645-181200-
/O.CON.KLOX.SW.Y.0001.000000T0000Z-180118T2300Z/
Point Piedras Blancas to Point Sal westward out to 10 NM-
800 PM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT
UNTIL 3 PM PST THURSDAY...

SEE THE COASTAL WATERS FORECAST (CWFLOX) FOR MORE DETAILS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gray ME
344 PM EST Wed Jan 17 2018

ANZ150-152-154-181200-
/O.CAN.KGYX.SW.Y.0002.000000T0000Z-180118T1200Z/
/O.NEW.KGYX.SW.Y.0003.180118T0000Z-180118T1200Z/
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM-
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out
25 NM-
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out
25 NM-
344 PM EST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 7 PM
THIS EVENING TO 7 AM EST THURSDAY...

The National Weather Service in Gray has issued a Small Craft
Advisory for hazardous seas, which is in effect from 7 PM this
evening to 7 AM EST Thursday.

* SEAS...3 to 5 feet.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for hazardous seas means that waves are
expected to be hazardous to small craft. Mariners should avoid
shoaling areas. Long period swell can sharpen into large breaking
waves in shoaling areas. It is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
Remember...breaking waves can easily capsize even larger vessels.

&&

$$

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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