NOUS41 KWBC 221200 AAC



Public Information Statement PNS15 Updated

National Weather Service Headquarters Silver Spring, MD

800 AM EST Thu Feb 22 2018


To:       Subscribers:

          -NOAA Weather Wire Service

          -Emergency Managers Weather Information Network


          Other NWS Partners and Employees


FROM:     Allison Allen

          Chief, Marine, Tropical, and Tsunami Services Branch


SUBJECT:  Updated: Continuing experimental status in offshore

          and high seas gridded forecasts from NHC TAFB and

          offshore gridded forecasts from OPC in the Pacific

          Basin through December 31, 2018


Update to add links for the experimental gridded forecasts 

and to extend comment period through December 31, 2018


The NWS National Centers for Environmental Prediction (NCEP)

Tropical Analysis and Forecast Branch (TAFB) will continue to

provide gridded forecasts of five marine weather elements to

the National Digital Forecast Database (NDFD) on an experimental

basis for its Pacific Basin offshore waters and high seas

forecast areas of responsibility. 


The NCEP Ocean Prediction Center (OPC) also will continue to

provide gridded forecasts of five marine weather elements to

the NDFD on an experimental basis for its offshore waters in

the Pacific basin. TAFB began production of the experimental

NDFD grids on March 20, 2013, for all of its offshore and high

seas Area of Responsibility (AOR). OPC began producing

experimental offshore grids on May 1, 2013; experimental high

seas forecasts grids for the Pacific Basin are under



The marine weather elements that will remain experimental in the

Pacific Basin from TAFB and OPC are 10-m wind speed, 10-m wind

direction, 10-m wind gusts, significant wave heights, and marine

hazards. The experimental gridded forecasts can be found at:


The links to the grid files are at:




NWS is requesting feedback through December 31, 2018 at:


For details on this experimental product suite, please see:


For more information, please contact:


Richard May

Marine Meteorologist

NWS Headquarters, Silver Spring, MD 20910

(301) 427-9378


Eric Christensen

Acting Operations Branch Chief

NHC Tropical Analysis and Forecast Branch, Miami, FL  33165

(305) 229-4454


Darin Figurskey

Operations Branch Chief

Ocean Prediction Center,

College Park, MD 

(301) 683-1497


National Public Information Statements are online at: