NOUS41 KWBC 271340

PNSWSH

 

Technical Implementation Notice 16-20

National Ocean Service Headquarters Washington DC

940 AM EDT Mon Jun 27 2016

 

To:       Subscribers:

          -NOAA Weather Wire Service

          -Emergency Managers Weather Information Network

          -NOAAPORT

          Other NWS and NOS partners and NWS and NOS employees

 

From:     Timothy McClung

          Portfolio Manager

          Office of Science and Technology Integration

 

Subject:  FNMOC NAVGEM Upgrade on NCEP Servers Effective June 28,

          2016

 

The National Centers for Environmental Prediction (NCEP) hosts

the Fleet Numerical Meteorology and Oceanography Center's (FNMOC)

Navy Global Environmental Model (NAVGEM) on its ftp/http servers.

Effective with the 12z cycle on Tuesday, June 28, 2016, the

NAVGEM will be upgraded. The following changes can be expected:

- The resolution will increase from 1.0 degree to 0.5 degree

- The format will change from GRIB1 to GRIB2

- The file names will change to reflect the new GRIB2 format

  navgem_YYYYMMDDCCfFFFF will change to

  navgem_YYYYMMDDCCfFFFF.grib2

  Where YYYYMMDD is year, month and day

  Where CC is cycle

  Where FFF is forecast hour 00-180

 

The data is located on the following NCEP servers:

 

- http://nomads.ncep.noaa.gov/pub/data/nccf/com/fnmoc/

- ftp://ftp.ncep.noaa.gov/pub/data/nccf/com/fnmoc/

 

Note: This is a Navy controlled model that is only hosted by

NCEP. NWS cannot give the typical advanced notice.

 

If you have any questions, contact:

 

Carissa Klemmer

NCEP Dataflow Team Lead

College Park, MD

Carissa.l.klemmer@noaa.gov

 

National Technical Implementation Notices are online at:

 

  http://www.weather.gov/os/notif.htm

 

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