NCEP Data Products GFS and GDAS (2024)

NCEP Products Inventory

Global Products

Updated: 02/06/2024

Global Forecast System (GFS) Model Global Data Assimilation System (GDAS) Model
GFS Wave Model

Information about the GFS

CC is the model cycle runtime (i.e. 00, 06, 12, 18)
FFF is the forecast hour of product from 000 - 384
YYYYMMDD is the Year, Month and Day

Click on the links under Inventory to see the file's contents.
Use as a guide when selecting specific parameters from NOMADS. Click to view what is available.

DESCRIPTION

NCEP FTP/HTTP SERVER
File Name

NWS FTP SERVER
File Name

GFS

GFS - Global longitude-latitude grid
Most commonly used parameters

	WCOSS File Name	Inventory
0.25 degree resolution	gfs.tCCz.pgrb2.0p25.fFFF	ANL FH000 FH001-384
0.5 degree resolution	gfs.tCCz.pgrb2.0p50.fFFF	ANL FH000 FH003-384
1.0 degree resolution	gfs.tCCz.pgrb2.1p00.fFFF	ANL FH000 FH003-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfs.tCCz.pgrb2.0p25.fFFF
gfs.tCCz.pgrb2.0p50.fFFF
gfs.tCCz.pgrb2.1p00.fFFF

Not Available

GFS - Global longitude-latitude grid
Least commonly used parameters

	WCOSS File Name	Inventory
0.25 degree resolution	gfs.tCCz.pgrb2b.0p25.fFFF	ANL FH000 FH001-384
0.5 degree resolution	gfs.tCCz.pgrb2b.0p50.fFFF	ANL FH000 FH003-384
1.0 degree resolution	gfs.tCCz.pgrb2b.1p00.fFFF	ANL FH000 FH003-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfs.tCCz.pgrb2b.0p25.fFFF
gfs.tCCz.pgrb2b.0p50.fFFF
gfs.tCCz.pgrb2b.1p00.fFFF

Not Available

GFS - 0.50 deg Combined Global Latitude-Longitude Grid
All parameters

	WCOSS Filename	Inventory
	gfs.tCCz.pgrb2full.0p50.fFFF Concat of pgrb2.0p50 and pgrb2b.0p50	FH000 FH003-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfs.tCCz.pgrb2full.0p50.fFFF

Not Available

GFS - T1534 Semi-Lagrangian grid

	WCOSS Filename	Inventory
	gfs.tCCz.sfluxgrbfFFF.grib2	FH000 FH001-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfs.tCCz.sfluxgrbfFFF.grib2

Not Available

GFS - MOS Aviation Products

	WCOSS Filename	Inventory
Alaska	mdl_mavgribak.tCCz
CONUS	mdl_mavgribcns.tCCz
40km TSTM & 80km SVR WX	mdl_mavgribsvr.tCCz
Short-Range GFS Air Force	mdl_gfsafmav.tCCz
Short-Range GFS	mdl_gfsmav.tCCz

Available in GRIB via ftp
Available in GRIB via https
mdl_mavgribak.tCCz
mdl_mavgribcns.tCCz mdl_mavgribsvr.tCCz
mdl_gfsafmav.tCCz
mdl_gfsmav.tCCz

Not Available

GFS - MDL Extratropical Storm Surge

	WCOSS Filename	Inventory
East Coast Basin	mdlsurge.CCe
Gulf Coast Basin	mdlsurge.CCg
Alaska Basin	mdlsurge.CCa
West Coast Basin	mdlsurge.CCw
Arctic Basin of Alaska	mdlsurge.CCz
Norton Sound of Alaska	mdlsurge.CCk
3km Alaska	grib2.mdlsurgegrid.3km.CCala
2.5km CONUS	grib2.mdlsurgegrid.2.5km.CCcon

Available in TXT via ftp
Available in TXT via https
mdlsurge.CCe
mdlsurge.CCg
mdlsurge.CCa
mdlsurge.CCw
mdlsurge.CCz
mdlsurge.CCk
Available in GRIB2 via ftp
Available in GRIB2 via https
grib2.mdlsurgegrid.3km.CCala
grib2.mdlsurgegrid.2.5km.CCcon

Not Available

GFS - 32km Lambert Conformal grid

	WCOSS Filename	Inventory
	gfs.tCCz.goessimpgrb2fFFF.grd221	FH000 FH003-180

Available in GRIB2 via ftp
Available in GRIB2 via https
gfs.tCCz.goessimpgrb2fFFF.grd221

Not Available

GFS - Global longitude-latitude grid

	WCOSS Filename	Inventory
	gfs.tCCz.goessimpgrb2fFFF.0p25.fFFF	FH000 FH003-180

Available in GRIB2 via ftp
Available in GRIB2 via https
gfs.tCCz.goessimpgrb2.0p25.fFFF

Not Available

GFS - Sigma Atmospheric Model Data
for hourly up to 12

	WCOSS Filename	Inventory
	gfs.tCCz.atm(anl\|fFFF).nc

Available in NETCDF via ftp
Available in NETCDF via https
gfs.tCCz.atm(anl?fTTT).nc

Not Available

GFS - Surface Boundary Conditions
for hourly up to 12

	WCOSS Filename	Inventory
	gfs.tCCz.sfcfFFF.nc

Available in NETCDF via ftp
Available in NETCDF via https
gfs.tCCz.sfcfFFF.nc

Not Available

GFS - Surface Analysis

	WCOSS Filename	Inventory
	gfs.tCCz.sfcanl.nc

Available in NETCDF via ftp
Available in NETCDF via https
gfs.tCCz.sfcanl.nc

Not Available

GFS - Binary Universal Form for the Representation of meteorological data (BUFR)
Inital BUFR Data Dump Files

	WCOSS Filename (gfs.tCCz...)	Inventory
Upper-Air	adpupa.tm00.bufr_d
Wind Profiler	proflr.tm00.bufr_d
Satellite-derived wind	satwnd.tm00.bufr_d
VAD (NEXRAD) wind	vadwnd.tm00.bufr_d
GOES Satellite data	goesnd.tm00.bufr_d
WindSat scatterometer data from FNMOC	wndsat.tm00.bufr_d
SBUV layer ozone product (Version 8)	osbuv8.tm00.bufr_d
METOP-2 IASI 1C radiance data (variable channels)	mtiasi.tm00.bufr_d
GOES 11x17 fov imager clear radiances	geoimr.tm00.bufr_d
HIRS-3 NCEP-processed brightness temps	1bhrs3.tm00.bufr_d
HIRS-4 1b radiances	1bhrs4.tm00.bufr_d
Advanced Tech Microwave Sounder	atms.tm00.bufr_d
Microwave Limb Sounder Ozone	mls.tm00.bufr_d
Microwave Humidity Sounder-processed bright temps	1bmhs.tm00.bufr_d
Microwave Humidity Sounder-proc bright T from EARS, SA-RARS and AP-RARS	esmhs.tm00.bufr_d
AMSU-A NCEP-processed brightness temps	1bamua.tm00.bufr_d
AMSU-B NCEP-processed brightness temps	1bamub.tm00.bufr_d
AMSU-B-proc bright T from EARS, SA-RARS and AP-RARS	esamub.tm00.bufr_d
Hi-res3-proc bright T from EARS, SA-RARS and AP-RARS	eshrs3.tm00.bufr_d
AQUA/AMSR-E processed brightness temperatures	amsre.tm00.bufr_d
AQUA-AIRS AIRS/AMSU-A/HSB proc bright T	airsev.tm00.bufr_d
Global Ozone Monitoring Experiment-2	gome.tm00.bufr_d
Ozone Monitoring Instrument	omi.tm00.bufr_d
GOES 1x1 fov sounder radiances	goesfv.tm00.bufr_d
GPS Integrated Precipitable Water	gpsipw.tm00.bufr_d
GPS radio occultation data	gpsro.tm00.bufr_d
Radio Acoustic Sounding System Temp Profiles	rassda.tm00.bufr_d
SEVIRI Clear Sky Radiances	sevcsr.tm00.bufr_d
Mean Sea-level Pressure bogus reports	sfcbog.tm00.bufr_d
Surface marine	sfcshp.tm00.bufr_d

NCEP BUFR File Documentation &Observation file descriptions

All Available in BUFR via ftp
All Available in BUFR via https
gfs.tCCz.filename.tm00.bufr_d

Not Available

GFS - Prepared BUFR files
Quality Controlled from Dump files

	WCOSS Filename	Inventory
	gfs.tCCz.prepbufr.nr	&nbsp

PREPBUFR Documentation

Available in BUFR via ftp
Available in BUFR via https
gfs.tCCz.prepbufr.nr

Not Available

GFS - BUFR Sounding Files per Station

	WCOSS Filename	Inventory
	bufr.tCCz/bufr.######.YYYYMMDDCC
	gfs.tCCz.bufrsnd.tar.gz

Available in individual BUFR via ftp
Available in individual BUFR via https
bufr.tCCz/bufr.######.YYYYMMDDCC
Available in TAR via ftp
Available in TAR via https
gfs.tCCz.bufrsnd.tar.gz

Not Available

GFS - Tropical Cyclone Vital Statistics

	WCOSS Filename	Inventory
	gfs.tCCz.syndata.tcvitals.tm00

Available in TXT via ftp
Available in TXT via https
gfs.tCCz.syndata.tcvitals.tm00

Not Available

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GDAS

DESCRIPTION

NCEP FTP/HTTP SERVER
File Name

NWS FTP SERVER
File Name

GDAS - Pressure Level Data
Global longitude-latitue 1.0 deg

	WCOSS Filename	Inventory
from analysis	gdas.tCCz.pgrb2.1p00.anl	Analysis
from forecast hour	gdas.tCCz.pgrb2.1p00.fFFF	FH000FH001-009

Available in GRIB2 via ftp
Available in GRIB2 via https
gdas.tCCz.pgrb2.1p00.fFFF

Not Available

GDAS - Pressure Level Data
Global longitude-latitue 0.25 deg

	WCOSS Filename	Inventory
from analysis	gdas.tCCz.pgrb2.0p25.anl	Analysis
from forecast hour	gdas.tCCz.pgrb2.0p25.fFFF	FH000FH001-009

Available in GRIB2 via ftp
Available in GRIB2 via https
gdas.tCCz.pgrb2.0p25.fFFF

Not Available

GDAS - Surface Flux
T574 Gaussian grid

	WCOSS Filename	Inventory
	gdas.tCCz.sfluxgrbfFFF.grib2	FH000FH001-009

Available in GRIB2 via ftp
Available in GRIB2 via https
gdas.tCCz.sfluxgrbfFFF.grib2

Not Available

GDAS - Prepared BUFR files
Quality Controlled from Dump files

	WCOSS Filename	Inventory
	gdas.tCCz.prepbufr.nr	&nbsp

PREPBUFR Documentation

Available in BUFR via ftp
Available in BUFR via https
gdas.YYYYMMDD/gdas.tCCz.prepbufr.nr

Not Available

GDAS - Binary Universal Form for the Representation of meteorological data (BUFR)
Inital BUFR Data Dump Files

	WCOSS Filename (gfs.tCCz...)	Inventory
Upper-Air	adpupa.tm00.bufr_d
Satellite-derived wind	satwnd.tm00.bufr_d
SBUV layer ozone product (Version 8)	osbuv8.tm00.bufr_d
METOP-2 IASI 1C radiance data (variable channels)	mtiasi.tm00.bufr_d
HIRS-3 NCEP-processed brightness temps	1bhrs3.tm00.bufr_d
HIRS-4 1b radiances	1bhrs4.tm00.bufr_d
MHS NCEP-processed br. temp	1bmhs.tm00.bufr_d
AMSU-A NCEP-processed brightness temps	1bamua.tm00.bufr_d
AMSU-B NCEP-processed brightness temps	1bamub.tm00.bufr_d
AQUA-AIRS AIRS/AMSU-A/HSB proc b T	airsev.tm00.bufr_d
AMSU-B-proc b T from EARS, SA-RARS and AP-RARS	esamub.tm00.bufr_d
Hi-res3-proc b T from EARS, SA-RARS and AP-RARS	eshrs3.tm00.bufr_d
Microwave Humidity Sounder-proc b T from EARS, SA-RARS and AP-RARS	esmhs.tm00.bufr_d
field-of-view imager brightness temps	geoimr.tm00.bufr_d
Advanced Tech Microwave Sounder	atms.tm00.bufr_d
Microwave Limb Sounder	mls.tm00.bufr_d
GOES 1x1 fov sounder radiances	goesfv.tm00.bufr_d
GPS integrated precipitable water	gpipw.tm00.bufr_d
GPS radio occultation data	gpsro.tm00.bufr_d
Surface marine	sfcshp.tm00.bufr_d
Global Ozone Monitoring Experiment-2	gome.tm00.bufr_d
Ozone Monitoring Instrument	omi.tm00.bufr_d
SEVIRI Clear Sky Radiances	sevcsr.tm00.bufr_d
Surface Land	adpsfc.tm00.bufr_d.nr
Soundings/Brightness Temperatures	atovs.tm00.bufr_d

NCEP BUFR File Documentation &Observation file descriptions

All Available in BUFR via ftp
All Available in BUFR via https
gdas.YYYYMMDD/gdas.tCCz.filename.tm00.bufr_d

Not Available

GDAS - Time Dependent Satellite Bias Correction

	WCOSS Filename	Inventory
	gdas.tCCz.abias

Available in TXT via ftp
Available in TXT via https
gdas.YYYYMMDD/gdas.tCCz.abias

Not Available

GDAS - Atmospheric Analysis

	WCOSS Filename	Inventory
	gdas.tCCz.atmanl.nc

Available in BINARY via ftp
Available in BINARY via https
gdas.YYYYMMDD/CC/atmos/gdas.tCCz.atmanl.nc

Not Available

GDAS - Surface Analysis

	WCOSS Filename	Inventory
	gdas.tCCz.sfcanl.nc

Available in BINARY via ftp
Available in BINARY via https
gdas.YYYYMMDD/CC/atmos/gdas.tCCz.sfcanl.nc

Not Available

GDAS - Atmospheric Model Data
at specific forecast hour

	WCOSS Filename	Inventory
	gdas.tCCz.atmfxxx.nc

Available in BINARY via ftp
Available in BINARY via https
gdas.YYYYMMDD/CC/atmos/gdas.tCCz.atmfxxx.nc

Not Available

GDAS - Surface Boundary Conditions
at specific forecast hour

	WCOSS Filename	Inventory
	gdas.tCCz.sfcfxxx.nc

Available in BINARY via ftp
Available in BINARY via https
gdas.YYYYMMDD/CC/atmos/gdas.tCCz.sfcfxxx.nc

Not Available

GDAS - Tropical Cyclone Vital Statistics

	WCOSS Filename	Inventory
	gdas.tCCz.syndata.tcvitals.tm00	&nbsp

Available in TXT via ftp
Available in TXT via https
gdas.tCCz.syndata.tcvitals.tm00

Not Available

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GFSwave (replaced Multi-Grid WW3 03/22)

GFSwave Arctic Domain
(longitude-latitude grid)(9km Resolution)

	Filename	Inventory
	gfswave.tCCz.arctic9km.fxxx.grib2	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.arctic9km.fxxx.grib2

Not Available

GFSwave East Pacific Domain
(longitude-latitude grid)(0.250 deg resolution)

	Filename	Inventory
	gfswave.tCCz.epacif.0p16.fxxx	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.wcoast.0p16.fxxx.grib2

Not Available

GFSwave West Coast Domain
(longitude-latitude grid)(0.16 deg resolution)

	Filename	Inventory
	gfswave.tCCz.wcoast.0p16.fxxx.grib2	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.wcoast.0p16.fxxx.grib2

Not Available

GFSwave North Atlantic Domain
(longitude-latitude grid)(0.160 deg resolution)

	Filename	Inventory
	gfswave.tCCz.atlocn.0p16.fxxx.grib2	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.atlocn.0p16.fxxx.grib2

Not Available

GFSwave Global Domain
(longitude-latitude grid)(0.16 x 0.16 deg resolution)

	Filename	Inventory
	gfswave.tCCz.fxxx.grib2	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.fxxx.grib2

Not Available

GFSwave Global Domain
(longitude-latitude grid)(0.25 x 0.25 deg resolution)

	Filename	Inventory
	gfswave.tCCz.0p25.fxxx.grib2	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.0p25.fxxx.grib2

Not Available

GFSwave Global South
(longitude-latitude grid)(0.25 x 0.25 deg resolution)

	Filename	Inventory
	gfswave.tCCz.gsouth.0p25.fxxx.grib2	FH00-384

Available in GRIB2 via ftp
Available in GRIB2 via https
gfswave.tCCz.0p25.fxxx.grib2

Not Available

GFSwave Full Domain
Tabular Bulletins

	Filename	Inventory
	gfswave.tCCz.bull_tar

Available in TAR via ftp
Available in TAR via https
gfswave.tCCz.bull_tar

Not Available

GFSwave Full Domain
Compressed Bulletins

	Filename	Inventory
	gfswave.tCCz.cbull_tar

Available in TAR via ftp
Available in TAR via https
gfswave.tCCz.cbull_tar

Not Available

GFSwave - Full Domain
Station Spectral Data

	Filename	Inventory
	gfswave.tCCz.spec_tar.gz

Available in TAR via ftp
Available in TAR via https
gfswave.tCCz.spec_tar.gz

Not Available

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*Inventory Disclaimer*
Actual Parameters may Differ from Those Listed

Page last modified: 06 February 2024.