007  
WHUS76 KMFR 172220  
MWWMFR  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MEDFORD OR  
220 PM PST SUN DEC 17 2017  
   
..GALES EXPECTED TUESDAY
 
 
.A STRONG FRONTAL SYSTEM WILL MOVE INTO THE COASTAL WATERS TUESDAY  
WITH GALES LIKELY TUESDAY. THIS WILL ALSO PUSH SEAS IN MUCH OF  
THE AREA TO WARNING LEVELS.  
 
PZZ356-376-181130-  
/O.EXA.KMFR.GL.A.0038.171219T1500Z-171220T0000Z/  
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-  
220 PM PST SUN DEC 17 2017  
 
...GALE WATCH IN EFFECT FROM 7 AM PST TUESDAY MORNING THROUGH  
4 PM PST TUESDAY AFTERNOON...  
 
THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A GALE WATCH...  
WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY  
AFTERNOON.  
 
* WINDS...INCREASING FROM THE SOUTH TO 25 TO 35 KT WITH GUSTS TO  
35 TO 45 KT TUESDAY MORNING THROUGH TUESDAY AFTERNOON.  
 
* SEAS...SOUTH WIND WAVES AND 14 SECOND PERIOD NORTHWEST SWELL  
WILL COMBINE AND LIKELY PRODUCE HIGH SEAS OF 13 TO 15 FT SEAS  
DURING THE WATCH PERIOD. ELEVATED SEAS ARE THEN LIKELY TO  
PERSIST THROUGH WEDNESDAY NIGHT.  
 
* AREAS AFFECTED...AREAS BEYOND 10 NAUTICAL MILES OF THE COAST  
NORTH OF GOLD BEACH AND AREAS BEYOND 5 NAUTICAL MILES OF THE  
COAST NORTH OF PORT ORFORD.  
 
* VIEW THE HAZARD AREA IN DETAIL AT  
HTTPS://WWW.WRH.NOAA.GOV/MFR/HAZARD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO  
47 KNOTS HAS SIGNIFICANTLY INCREASED, BUT THE SPECIFIC TIMING  
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE  
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER  
ALTERING THEIR PLANS.  
 

 
 

 
 
PZZ350-370-181130-  
/O.CON.KMFR.GL.A.0038.171219T1500Z-171220T0000Z/  
COASTAL WATERS FROM FLORENCE TO CAPE BLANCO OR OUT 10 NM-  
WATERS FROM FLORENCE TO CAPE BLANCO OR FROM 10 TO 60 NM-  
220 PM PST SUN DEC 17 2017  
 
...GALE WATCH REMAINS IN EFFECT FROM 7 AM PST TUESDAY MORNING  
THROUGH 4 PM PST TUESDAY AFTERNOON...  
 
* WINDS...SOUTH AND LIKELY TO REACH ADVISORY STRENGTH LATE MONDAY  
NIGHT THEN 30 TO 40 KT WITH GUSTS TO 40 TO AS HIGH AS 50 KT  
TUESDAY MORNING THROUGH TUESDAY AFTERNOON.  
 
* SEAS...SOUTH WIND WAVES AND NORTHWEST SWELL WILL COMBINE AND  
LIKELY PRODUCE HIGH SEAS OF 14 TO 18 FT ON TUESDAY. ELEVATED  
SEAS ARE THEN LIKELY TO PERSIST THROUGH WEDNESDAY NIGHT.  
 
* AREAS AFFECTED...THE STRONGEST WINDS AND LARGEST SEAS ARE LIKELY  
TO OCCUR NORTH OF CAPE ARAGO BEYOND 5 NAUTICAL MILES FROM  
SHORE.  
 
 
* VIEW THE HAZARD AREA IN DETAIL AT  
HTTPS://WWW.WRH.NOAA.GOV/MFR/HAZARD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO  
47 KNOTS HAS SIGNIFICANTLY INCREASED, BUT THE SPECIFIC TIMING  
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE  
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER  
ALTERING THEIR PLANS.  
 

 
 

 
 
BTL/DW  
 
HTTP://WWW.WEATHER.GOV/MEDFORD  
 
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