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Hazardous Seas Warning


URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
250 AM PST Wed Feb 20 2019

PZZ356-210000-
/O.NEW.KMFR.SW.Y.0012.190220T1200Z-190221T1800Z/
/O.CON.KMFR.SE.W.0014.190220T1200Z-190221T1800Z/
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
250 AM PST Wed Feb 20 2019

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 AM EARLY THIS
   MORNING TO 10 AM PST THURSDAY...

The National Weather Service in Medford has issued a Small Craft
Advisory for hazardous seas...which is in effect from 4 AM early
this morning to 10 AM PST Thursday.

* Winds...Northwest 15 to 25 KT. Winds will become north late
  Wednesday night, then diminish to 10 to 20 KT Thursday.

* Seas...Steep to very steep combined seas will build to 10 to 12
  ft Wednesday, peak at 12 to 15 feet Wednesday night into
  Thursday, then subside to 9 to 11 feet Thursday night. Seas will
  be a combination of short period wind-driven waves, fresh
  northwest swell, and longer period northwest swell.

* Areas affected and timing...Hazardous Seas Warning conditions
  will affect most areas except within 2 NM from shore from
  Brookings southward...where Small Craft Advisory conditions
  for seas are expected.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Hazardous Seas Warning means very steep and hazardous sea
conditions are imminent or occurring. Recreational boaters should
remain in port, or take shelter until waves subside.  Commercial
vessels should prepare for rough seas and consider remaining in
port or taking shelter in port until hazardous seas subside.

A Small Craft Advisory for hazardous seas means that waves will
be steep enough to create a potential hazard to smaller vessels
and inexperienced mariners.

&&

$$

http://www.weather.gov/medford

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
250 AM PST Wed Feb 20 2019

PZZ350-370-376-210000-
/O.CON.KMFR.SC.Y.0013.000000T0000Z-190220T1200Z/
/O.CON.KMFR.SE.W.0014.190220T1200Z-190221T1800Z/
Coastal waters from Florence to Cape Blanco OR 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-
250 AM PST Wed Feb 20 2019

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST EARLY
   THIS MORNING...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 AM EARLY THIS
   MORNING TO 10 AM PST THURSDAY...

* Winds...Northwest 20 to 30 KT. Winds will become north late
  Wednesday night, then diminish to 10 to 20 KT Thursday.

* Seas...Steep to very steep combined seas will build to 10 to 14
  ft Wednesday, peak at 14 to 17 feet Wednesday night, then
  subside to 9 to 12 feet Thursday night. Seas will be a
  combination of short period wind-driven waves, fresh northwest
  swell, and longer period northwest swell.

* Areas affected and timing...Small craft advisory conditions
  late tonight will affect areas mostly beyond 3 NM of the
  coast. Hazardous Seas Warning conditions will then affect all
  areas.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Hazardous Seas Warning means very steep and hazardous sea
conditions are imminent or occurring. Recreational boaters should
remain in port, or take shelter until waves subside.  Commercial
vessels should prepare for rough seas and consider remaining in
port or taking shelter in port until hazardous seas subside.

A Small Craft Advisory means that winds and seas will create a
potential hazard to smaller vessels and inexperienced mariners.

&&

$$

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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