Short-range GFS MOS Products


  • As part of the web page transition, starting January 1, 2017, MOS products listed on this page may become unavailable. Full MOS forecasts (MAV) text product should continue to be available via FTP. Canadian station full text message should be available via FTP in its extended format (see MEX product page for details on how to download this data).
  • As of November 15, 2016, the location of the FTP site for Text Messages has moved. Please see information below to update your bookmarks!
Note:  While we are transitioning our web pages, products marked with an (*) link to product pages on the old system. Products on those pages are up-to-date, but links on those pages may go to old information or may be broken. Thank you for your patience!

GFS-based forecast guidance from 6 to 72 hours in advance, for over 1500 stations in the United States, including Alaska and Hawaii. This message is generated four times a day, at 0000, 0600, 1200 and 1800 UTC. For details about the products, see the About MAV page. 

Data Download

Full Text Messages

MAV Full Text Messages will be available in the following directory, in the following directory/files:
gfsmos.YYYYMMDD/mdl_gfsmav.tCCz, where YYYYMMDD is the run datestamp, and CC is the cycle.

Data Product Region Format URL
MAV Full Text Messages all Text

Other Data

Messages can be found on NWS FTP Server (TGFTP). On this server, GRIB files are stored in directories called RD.YYYYMMDD, where YYYYMMDD is the year, month and day. Within the RD.YYYYMMDD directory, the files will be named cy.XX.txt, where XX is the cycle. These data will be available for two days.

Data Product Region Format URL
MAV Raw Data all BUFR
MAV Raw Data (General Suite) CONUS GRIB
MAV Raw Data (General Suite) Alaska GRIB
MAV Raw Data (Severe Weather) CONUS GRIB