Alert archive / Oregon / Small Craft Advisories in 2021

Small Craft Advisory 4, NWS Medford, OR

January 9, 2021

NWS Medford, OR issued this small craft advisory at Jan 9, 2021, 2:54 PM PST. It took effect at Jan 10, 2021, 10:00 PM PST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Jan 9, 2021, 2:54 PM PST (22:54 UTC)
In effect from
Jan 10, 2021, 10:00 PM PST
Expired
Jan 11, 2021, 4:00 PM PST
In force
18 hr
Issued by
NWS Medford, OR

The text

As transmitted.

076 
WHUS76 KMFR 092254
MWWMFR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
254 PM PST Sat Jan 9 2021

PZZ350-356-101200-
/O.CON.KMFR.SC.Y.0002.000000T0000Z-210110T0900Z/
/O.CON.KMFR.SE.W.0005.210110T0900Z-210111T0600Z/
/O.NEW.KMFR.SC.Y.0004.210111T0600Z-210112T0600Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
254 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM
PST SUNDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 10 PM PST
MONDAY...

* WHAT...Very steep and hazardous seas 16 to 19 ft at 18 seconds
  expected with south winds 15 to 25 kt with gusts up to 30 kt
  this evening through Sunday. Then, high and steep seas with
  south winds 10 to 20 kt gusting to 30 kt Sunday night and 
  Monday.

* WHERE...All areas between Florence and Pt. St. George.

* WHEN...For the Small Craft Advisory, until 1 AM PST Sunday. For
  the Hazardous Seas Warning, from 1 AM to 10 PM PST Sunday. For 
  the Small Craft Advisory, from 10 PM Sunday to 10 PM PST Monday.

* IMPACTS...Very steep and hazardous seas could capsize or 
  damage vessels. Bar crossings will become especially 
  treacherous.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for very steep seas and consider remaining in port
until conditions improve.

&&

$$

PZZ370-376-101200-
/O.CON.KMFR.SC.Y.0003.000000T0000Z-210110T0900Z/
/O.CON.KMFR.SE.W.0005.210110T0900Z-210111T0600Z/
/O.NEW.KMFR.SC.Y.0004.210111T0600Z-210112T0600Z/
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
254 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM
PST SUNDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 10 PM PST
MONDAY...

* WHAT...Very steep and hazardous seas 18 to 21 ft at 18 seconds
  expected with south winds 20 to 25 kt with gusts up to 30 kt
  this evening through Sunday. Then, south winds 15 to 25 kt with
  gusts up to 35 kt and seas 12 to 16 ft at 15 seconds expected
  Sunday night through monday.

* WHERE...All areas between Florence and Pt. St. George.

* WHEN...For the Small Craft Advisory, until 1 AM PST Sunday. For
  the Hazardous Seas Warning, from 1 AM to 10 PM PST Sunday. For
  the Small Craft Advisory, from 10 PM Sunday to 10 PM PST Monday.

* IMPACTS...Very steep and hazardous seas could capsize or 
  damage vessels. Bar crossings will become especially 
  treacherous.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for very steep seas and consider remaining in port
until conditions improve.

&&

$$

Visit us at https://www.weather.gov/Medford
5 follow-up statements
782 
WHUS76 KMFR 100417
MWWMFR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
817 PM PST Sat Jan 9 2021

PZZ350-356-102300-
/O.CON.KMFR.SC.Y.0002.000000T0000Z-210110T0900Z/
/O.CON.KMFR.SE.W.0005.210110T0900Z-210111T0600Z/
/O.CON.KMFR.SC.Y.0004.210111T0600Z-210112T0600Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
817 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM
PST SUNDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM SUNDAY TO
10 PM PST MONDAY...

* WHAT...South winds 20 to 30 kt with gusts to 35 kt tonight.
  Steep seas of 12 to 14 ft through tonight becoming very steep
  and hazardous, building to 16 to 21 ft late tonight into Sunday
  morning. Winds ease late tonight, but seas remain very high and
  steep through Sunday, then diminish to 10 to 15 ft Sunday night
  into Monday.

* WHERE...All areas.

* WHEN...For the Small Craft Advisory, until 1 AM PST Sunday. 
  For the Hazardous Seas Warning, from 1 AM to 10 PM PST Sunday. 
  For the Small Craft Advisory, from 10 PM Sunday to 10 PM PST 
  Monday.

* IMPACTS...Very steep and hazardous seas could capsize or 
  damage vessels. Bar crossings will become especially 
  treacherous.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for very steep seas and consider remaining in port
until conditions improve.

&&

$$

PZZ370-376-102300-
/O.CON.KMFR.SC.Y.0003.000000T0000Z-210110T0900Z/
/O.CON.KMFR.SE.W.0005.210110T0900Z-210111T0600Z/
/O.CON.KMFR.SC.Y.0004.210111T0600Z-210112T0600Z/
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
817 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM
PST SUNDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM SUNDAY TO
10 PM PST MONDAY...

* WHAT...South winds 20 to 30 kt with gusts to 35 kt tonight.
  Steep seas of 13 to 15 ft through tonight becoming very steep
  and hazardous, building to 18 to 23 ft late tonight into Sunday
  morning. Winds ease late tonight, but seas remain very high and
  steep through Sunday, then diminish to 12 to 16 ft Sunday night
  into Monday.

* WHERE...All areas.

* WHEN...For the Small Craft Advisory, until 1 AM PST Sunday. 
  For the Hazardous Seas Warning, from 1 AM to 10 PM PST Sunday. 
  For the Small Craft Advisory, from 10 PM Sunday to 10 PM PST 
  Monday.

* IMPACTS...Very steep and hazardous seas could capsize or 
  damage vessels. Bar crossings will become especially 
  treacherous.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for very steep seas and consider remaining in port
until conditions improve.

&&

$$

Visit us at https://www.weather.gov/Medford
597 
WHUS76 KMFR 101024
MWWMFR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
224 AM PST Sun Jan 10 2021

PZZ350-356-370-376-102330-
/O.CON.KMFR.SE.W.0005.000000T0000Z-210111T0600Z/
/O.EXT.KMFR.SC.Y.0004.210111T0600Z-210112T0300Z/
/O.NEW.KMFR.GL.A.0003.210112T0300Z-210113T0000Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
224 AM PST Sun Jan 10 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO
7 PM PST MONDAY...
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
AFTERNOON...

* WHAT...For the Hazardous Seas Warning, very steep and hazardous
  seas 18 to 23 ft at 18 seconds. For the Small Craft Advisory,
  south winds 25 to 35 kt with gusts up to 40 kt and seas 12 to 17
  ft at 16 seconds expected. For the Gale Watch, south winds 25 to
  35 kt with occasional gusts up to 45 kt and seas a chaotic mix
  of high southerly winds waves and high westerly swell of 17 to 
  22 ft at 18 seconds possible.

* WHERE...All areas.

* WHEN...For the Hazardous Seas Warning, until 10 PM PST this 
  evening. For the Small Craft Advisory, from 10 PM this evening 
  to 7 PM PST Monday. For the Gale Watch, from Monday evening 
  through Tuesday afternoon.

* IMPACTS...Strong winds and very steep seas could capsize or 
  damage vessels. Low visibility conditions are expected.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid strong winds and
very steep seas. Remain in port, seek safe harbor, alter course,
and/or secure the vessel for severe conditions.

&&

$$

Visit us at https://www.weather.gov/Medford
922 
WHUS76 KMFR 102333
MWWMFR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
333 PM PST Sun Jan 10 2021

PZZ350-356-370-376-111500-
/O.CON.KMFR.SE.W.0005.000000T0000Z-210111T0600Z/
/O.CON.KMFR.SC.Y.0004.210111T0600Z-210112T0300Z/
/O.EXT.KMFR.GL.A.0003.210112T0300Z-210113T1500Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
333 PM PST Sun Jan 10 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 7 PM PST MONDAY...
...GALE WATCH NOW IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...

* WHAT...For the Hazardous Seas Warning, very steep and hazardous
  seas 15 to 18 ft at 17 seconds. For the Small Craft Advisory,
  south winds 15 to 25 kt with gusts 25 to 35 kt and seas 10 to 16
  ft at 15 seconds expected. For the Gale Watch, south winds 30 to
  40 kt with gusts up to 55 kt and seas 19 to 24 ft at 20 seconds
  likely.

* WHERE...All hazards include all areas of the coastal waters. For
  the Gale Warning Tuesday into Wednesday, the most hazardous
  conditions will initially be over northern and western portions
  of the coastal waters and then will shift to the southern and
  eastern portions toward the latter part of the event.

* WHEN...For the Hazardous Seas Warning, until 10 PM PST this 
  evening. For the Small Craft Advisory, from 10 PM this evening 
  to 7 PM PST Monday. For the Gale Watch, from Monday evening 
  through Wednesday morning.

* IMPACTS...Strong winds and very steep seas could capsize or 
  damage vessels. Low visibility conditions are expected.

* ADDITIONAL INFORMATION...The storm series moving in Monday and
  continuing into Wednesday will produce periods of moderate to
  heavy rainfall. There's likely to be two peaks in the wind
  speeds during the period of the watch with the first being late
  Monday night into Tuesday morning and the second being Tuesday
  night into Wednesday morning.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid strong winds and
very steep seas. Remain in port, seek safe harbor, alter course,
and/or secure the vessel for severe conditions.

&&

$$
BTL
Visit us at https://www.weather.gov/Medford
726 
WHUS76 KMFR 111029
MWWMFR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
229 AM PST Mon Jan 11 2021

PZZ350-356-370-376-112330-
/O.CON.KMFR.SC.Y.0004.000000T0000Z-210112T0300Z/
/O.UPG.KMFR.GL.A.0003.210112T0300Z-210113T1500Z/
/O.NEW.KMFR.GL.W.0005.210112T0300Z-210113T1500Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
229 AM PST Mon Jan 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 AM PST
WEDNESDAY...

* WHAT...For the Gale Warning, south winds 30 to 40 kt with 
  gusts up to 50 kt and seas 20 to 25 ft at 20 seconds expected. 
  For the Small Craft Advisory, south winds 25 to 35 kt with 
  gusts up to 40 kt and seas 12 to 15 ft at 14 seconds.

* WHERE...All areas.

* WHEN...For the Small Craft Advisory, until 7 PM PST this
  evening. For the Gale Warning, from 7 PM this evening to 7 AM 
  PST Wednesday. 

* IMPACTS...Strong winds and very steep seas could capsize or 
  damage vessels. Low visibility conditions are expected.

* ADDITIONAL INFORMATION...The storm series moving in Monday and 
  continuing into Wednesday will produce periods of moderate to 
  heavy rainfall. There's likely to be two peaks in the wind 
  speeds during the period of the watch with the first being 
  late Monday night into Tuesday morning and the second being 
  Tuesday night into Wednesday morning.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid strong winds and very steep
seas. Remain in port, seek safe harbor, alter course, and/or
secure the vessel for severe conditions.

&&

$$

Visit us at https://www.weather.gov/Medford
846 
WHUS76 KMFR 112326
MWWMFR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
326 PM PST Mon Jan 11 2021

PZZ350-370-121230-
/O.EXT.KMFR.SC.Y.0004.000000T0000Z-210112T0000Z/
/O.EXT.KMFR.GL.W.0005.210112T0000Z-210113T1200Z/
/O.NEW.KMFR.SR.A.0002.210112T1500Z-210112T2100Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
326 PM PST Mon Jan 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...GALE WARNING NOW IN EFFECT UNTIL 4 AM PST WEDNESDAY...
...STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...

* WHAT...For the Small Craft Advisory, south winds 25 to 30 kt
  with gusts up to 40 kt and seas 10 to 15 ft at 13 seconds. For
  the Gale Warning, south winds 35 to 45 kt with gusts up to 55 kt
  and seas 19 to 24 ft at 20 seconds expected. For the Storm
  Watch, south winds 40 to 50 kt with gusts up to 60 kt and seas
  22 to 25 ft at 20 seconds possible.

* WHERE...Small Craft Advisory level conditions will increase to
  gale warning conditions over all areas this evening into
  Tuesday. The Storm Watch is for areas from approximately 2
  nautical miles to 25 nautical miles west of the coast from Cape
  Blanco to Florence.

* WHEN...For the Small Craft Advisory, until 4 PM PST this
  afternoon. For the Gale Warning, until 4 AM PST Wednesday. For 
  the Storm Watch, from Tuesday morning through Tuesday afternoon.

* IMPACTS...Very strong winds and very steep, chaotic seas could
  capsize or damage vessels. Visibilities will be significantly
  reduced due to blowing spray and heavy rainfall.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare to remain in port, alter course, and/or
secure the vessel for very strong winds and very steep and
hazardous seas.

&&

$$

PZZ356-376-121230-
/O.EXT.KMFR.SC.Y.0004.000000T0000Z-210112T0000Z/
/O.EXT.KMFR.GL.W.0005.210112T0000Z-210113T1200Z/
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
326 PM PST Mon Jan 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...GALE WARNING NOW IN EFFECT UNTIL 4 AM PST WEDNESDAY...

* WHAT...For the Small Craft Advisory, south winds 25 to 35 kt
  with gusts up to 40 kt and seas 12 to 15 ft at 14 seconds. For
  the Gale Warning, south winds 30 to 40 kt with gusts 45 to 55 
  kt and seas 20 to 25 ft at 20 seconds expected.

* WHERE...Advisory level conditions will deteriorate to gales from
  northwest to southeast with time.

* WHEN...For the Gale Warning, until 4 AM PST Wednesday. For the 
  Small Craft Advisory, until 4 PM PST this afternoon.

* IMPACTS...Strong winds and very steep seas could capsize or 
  damage vessels. Low visibility conditions are expected.

* ADDITIONAL INFORMATION...The storm series moving in this evening
  and continuing into Wednesday will produce periods of moderate
  to heavy rainfall.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid strong winds and very steep
seas. Remain in port, seek safe harbor, alter course, and/or
secure the vessel for severe conditions.

&&

$$
BTL
Visit us at https://www.weather.gov/Medford

Nearby

Small Craft Advisories in Oregon, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.