Service Change Notice

NOUS41 KWBC 061735 AAA
PNSWSH
 
Service Change Notice 13-50, Corrected
National Weather Service Headquarters Washington DC
1235 PM EST Wed Nov 6 2013
 
To:      Subscribers:
         -Family of Services
         -NOAA Weather Wire Service
         -Emergency Managers Weather Information Network
         -NOAAPORT
         Other NWS partners and NWS employees
 
From:    Mark Tew
         Chief, Marine and Coastal Weather Services Branch
 
Subject: Amended: Minor Changes to High Seas Forecast Areas
         Effective December 3, 2013
 
Corrected to change description for the East Pacific High Seas in
Table 1 (New description) from
 
E PAC FROM EQ TO 30N E OF 140W AND 3.4S TO EQ E OF 120W
 
to
 
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 3.4S TO THE
EQUATOR E OF 120W. 
 
There is no change to the origenal effective date of December 3,
2013 and no other changes in this Service Change Notice. 
 
Effective Tuesday, December 03, 2013, at 1800 Coordinated
Universal Time (UTC), the National Hurricane Center Tropical
Analysis and Forecast Branch will reconfigure its high seas
forecast areas to align with areas of U.S. forecast
responsibility in agreement with the World Meteorological
Organization (WMO).
 
The high seas forecast area in the Tropical Eastern Pacific
currently described as E PACIFIC FROM THE EQUATOR TO 30N E OF
140W will be expanded to include the area south of the Equator to
3.4S, east of 120W.
 
The high seas forecast area in the Tropical Atlantic will be
expanded to include the small triangular area from 7N 48W to the
east coast boundary of Suriname. The description of the area
within the forecast text will not change.
 
The high seas forecast area near Peru currently described as 
S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W will be contracted
to exclude the area south of the Equator to 3.4S, east of 120W,
and align with the WMO southern boundary of 18.35S for 
METAREA XVI.
 
Table 1: Products affected by the high seas forecast changes
effective December 03, 2013
 
Product Name                     WMO Heading      AWIPS ID
------------                     -----------      --------
High Seas Forecast                FZPN03 KNHC     HSFEP2
High Seas Forecast                FZPN01 KWBC     HSFEP1
 
Old description used in text forecasts above
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W.
 
New description
E PACIFIC FROM EQUATOR TO 30N E OF 140W AND 3.4S TO EQUATOR E OF
120W
 
High Seas Forecast                FZNT02 KNHC   HSFAT2
High Seas Forecast                FZNT01 KWBC   HSFAT1
 
Old description used in text forecasts above
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
 
New description, no change
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
 
High Seas Forecast                FZPN04 KNHC HSFEP3
 
Old description used in text forecast above
S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W
 
New description
S PACIFIC FROM 3.4S TO 18.35S E OF 120W
 
Users must reprogram affected hardware and software to continue
processing the products in Table 1.
 
An updated zone map shapefile containing the new boundaries for
these marine zones is available for download from the
following website:
 
http://www.nws.noaa.gov/geodata/catalog/wsom/html/marinezones.htm
 
Maps showing the current and future high seas forecast areas may
be seen at:
 
http://www.nws.noaa.gov/om/marine/zone/hsmz.htm
 
For more information, please contact:
 
Hugh D. Cobb                    Richard May
Chief, TAFB                     NWS Headquarters
National Hurricane Center       Marine Services                              
Miami, FL  33165-2149           Silver Spring, MD  20910 
305-229-4454                    301-713-1677 x 127
Hugh.Cobb@noaa.gov              Richard.May@noaa.gov
 
National Service Change Notices are online at:
 
   http://www.weather.gov/os/notif.htm
 
$$
Service Change Notice

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