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 original 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

 

$$