NOUS41 KWBC 311512 AAA



Public Information Statement Comment Request:Amended

National Weather Service Headquarters Washington DC

1112 AM EDT Thu May 31 2012


To:†††††† Subscribers:

††††††††† -Family of Services

††††††††† -NOAA Weather Wire Service

††††††††† -Emergency Managers Weather Information Network

††††††††† -NOAAPORT

††††††††† Other NWS Partners, Users and Employees


From:†††† Mark Tew

††††††††† Chief, Marine and Coastal Services Branch


Subject:Amended: Soliciting comments for experimental

††††††††† graphicast product:Public comment period deadline

††††††††† extended to December 31, 2012


Comment Period extended to December 31, 2012 to solicit

additional user feedback on the utility of the Graphicast.


The NWS is requesting user feedback on an experimental Graphicast

product through December 31, 2012.The National Hurricane

Centerís (NHC) Tropical Analysis and Forecast Branch (TAFB) is

providing an experimental daily Graphicast of significant marine

weather for its offshore and high seas areas of responsibility.

The parameters include:


-Surface (10-m) winds

-Significant wave heights

-Primary swell height, period and direction

-Mean Sea Level Pressure (MSLP) of synoptic scale features


-Volcanic ash

-Significant precipitation


This experimental product will be generated by TAFB daily at

approximately 0000 Universal Coordinated Time (UTC) and posted to

the National Hurricane Center website:


A comprehensive description of the gridded marine forecast

product is posted at:


The catalog entry in the New and Enhanced Products and Services

Catalog is posted at:


Users are encouraged to provide feedback on this experimental

product by using the brief survey and comment form online at:



A link to all NHC experimental products is also provided at:


If you have comments or questions please contact:


Hugh Cobb

Chief, Tropical Analysis and Forecast Branch

National Hurricane Center



National Public Information Statements are online at: