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NCEP Products Inventory
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GFS Ensemble Forecast System
Updated: 02/27/2014

* Information about the GEFS Model


    NN is the number (name) of ensemble members (c00, p01-p20)
    CC is the current cycle (00, 06, 12, 18)
    xxx denotes the forecast hour (i.e. 00, 06, ..., 384)
    PP refers to 10, 50 or 90
    YYYYMMDD refers to the current Year Month Day

The Inventory links contain detailed model information
Use as a guide when selecting specific parameters from NOMADS through the grib filter option


DESCRIPTION
NCEP FTP/HTTP SERVER
File Name
NWS FTP SERVER
File Name

GEFS

GEFS - pgrb2a
(longitude-latitude grid) (1.0 degree resolution)

Most commonly used parameters
  Filename Inventory
Control gec00.tCCz.pgrb2afxxx ANALYSIS
FH00  FH06-384
20 Perturbed forecasts gepNN.tCCz.pgrb2afxxx ANALYSIS
FH00  FH06-384
1.0 deg Ensemble Mean geavg.tCCz.pgrb2afxxx FH00  FH06-384
1.0 deg Ensemble Spread gespr.tCCz.pgrb2afxxx FH00  FH06-384

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
gec00.tCCz.pgrb2afxxx
 
gepNN.tCCz.pgrb2afxxx
 
geavg.tCCz.pgrb2afxxx
gespr.tCCz.pgrb2afxxx
Available in GRIB2 under RE.high via FTP
fh.0xxx_pa.membrc00_tl.press_gr.onedeg
 
fh.0xxx_pa.membrpNN_tl.press_gr.onedeg
 
 
GEFS - pgrb2a Bias-Corrected
(longitude-latitude grid) (1.0 degree resolution)

Most commonly used parameters
  Filename Inventory
Bias-Corrected Control gec00.tCCz.pgrb2a_bcfxxx FH00  FH06-384
Bias-Corrected 20 Perturbed forecasts gepNN.tCCz.pgrb2a_bcfxxx FH00  FH06-384
Bias-Corrected Mean geavg.tCCz.pgrb2a_bcfxxx FH06-384
Bias-Corrected Spread gespr.tCCz.pgrb2a_bcfxxx FH06-384
Bias-Corrected Mode gemode.tCCz.pgrb2a_bcfxxx FH06-384
Bias-Corrected 10%, 50% or 90% Probability gePPpt.tCCz.pgrb2a_bcfxxx FH06-384
Bias-Corrected GFS gegfs.tCCz.pgrb2a_bcfxxx FH00  FH06-384

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
gec00.tCCz.pgrb2a_bcfxxx
geNNN.tCCz.pgrb2a_bcfxxx
geavg.tCCz.pgrb2a_bcfxxx
gespr.tCCz.pgrb2a_bcfxxx
gemode.tCCz.pgrb2a_bcfxxx
gePPpt.tCCz.pgrb2a_bcfxxx
gegfs.tCCz.pgrb2a_bcfxxx
 Not Available
GEFS - pgrb2alr
(longitude-latitude grid) (2.5 degree resolution)

Most commonly used parameters
  Filename Inventory
Control gec00.tCCz.pgrb2afxxx.2 FH00
FH06-384
20 Perturbed forecasts gepNN.tCCz.pgrb2afxxx.2 FH00
FH06-384
Mean geavg.tCCz.pgrb2afxxx.2 FH00
FH06-384
Spread gespr.tCCz.pgrb2afxxx.2 FH00
FH06-384

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
Not Available
 
gepNN.tCCz.pgrb2afxxx.2
 
geavg.tCCz.pgrb2afxxx.2
 
gespr.tCCz.pgrb2afxxx.2
Available in GRIB2 under RE.high via FTP
fh.0xxx_pa.membrc00_tl.press_gr.2p5deg
fh.0xxx_pa.membrpNN_tl.press_gr.2p5deg

GEFS - pgrb2b
(longitude-latitude grid) (1.0 degree resolution)

Least commonly used parameters
  Filename Inventory
Control gec00.tCCz.pgrb2bfxxx ANALYSIS
FH00  FH06-384
20 Perturbed forecasts gepNN.tCCz.pgrb2bfxxx ANALYSIS
FH00  FH06-384

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
gec00.tCCz.pgrb2bfxxx
 
gepNN.tCCz.pgrb2bfxxx
Available in GRIB2 under RE.low via FTP
fh.0xxx_pa.memberc00_tl.press_gr.onedeg
 
fh.0xxx_pa.memberpNN_tl.press_gr.onedeg
GEFS - pgrb2blr
(longitude-latitude grid) (2.5 degree resolution)

Least commonly used parameters
  CCS Filename Inventory
Control gec00.tCCz.pgrb2bfxxx.2 FH00-384
20 Perturbed forecasts gepNN.tCCz.pgrb2bfxxx.2 FH00-384

 Not Available Available in GRIB2 under RE.low via FTP
fh.0xxx_pa.membrc00_tl.press_gr.2p5deg
fh.0xxx_pa.membrpNN_tl.press_gr.2p5deg
GEFS - pgrb2
(longitude-latitude grid) (1.0 degree resolution)

Both least and most used parameters combined -- Only available on NOMADS
  Filename Inventory
Control gec00.tCCz.pgrb2fxxx FH00-FH384
20 Perturbed forecasts gepNN.tCCz.pgrb2fxxx FH00-FH384

Refer to pgrb2a and pgrb2b for inventory listing

Available in GRIB2 on NOMADS via HTTP
gec00.tCCz.pgrb2fxxx
gepNN.tCCz.pgrb2fxxx
 Not Available
GEFS - NDGD Alaska
Grid 198 5km resolution

  Filename Inventory
10% or 50% or 90% Probability gePPpt.tCCz.ndgd_alaskafxxx.grib2 FH06* FH24* FH36*
Spread gespr.tCCz.ndgd_alaskafxxx.grib2 FH06* FH24* FH36*
Mean geavg.tCCz.ndgd_alaskafxxx.grib2 FH06* FH24* FH36*
Mode gemode.tCCz.ndgd_alaskafxxx.grib2 FH06* FH24* FH36*

*FH24 inventory applies to these hours
*FH36 inventory applies to these hours
*FH06 inventory applies to all other others

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
gePPpt.tCCz.ndgd_alaskafxxx.grib2
gespr.tCCz.ndgd_alaskafxxx.grib2
geavg.tCCz.ndgd_alaskafxxx.grib2
gemode.tCCz.ndgd_alaskafxxx.grib2
 Not Available
GEFS - NDGD CONUS
Grid 197 5km resolution

  Filename Inventory
10% or 50% or 90% Probability gePPpt.tCCz.ndgd_conusfxxx.grib2 FH06* FH18* FH30*
Spread gespr.tCCz.ndgd_conusfxxx.grib2 FH06* FH18* FH30*
Mean geavg.tCCz.ndgd_conusfxxx.grib2 FH06* FH18* FH30*
Mode gemode.tCCz.ndgd_conusfxxx.grib2 FH06* FH18* FH30*

*FH18 inventory applies to these hours
*FH30 inventory applies to these hours
*FH06 inventory applies to all other others

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
gePPpt.tCCz.ndgd_conusfxxx.grib2
gespr.tCCz.ndgd_conusfxxx.grib2
geavg.tCCz.ndgd_conusfxxx.grib2
gemode.tCCz.ndgd_conusfxxx.grib2
 Not Available
GEFS
(longitude-latitude grid) (144x73) 2.5 Degree Resolution
Precipitation Products
  Filename Inventory
  gepqpf.tCCz.prgb2_24hfxxx FH24-384

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
gepqpf.tCCz.prgb2_24hfxxx


 Not Available
GEFS - Climatologically Calibrated Precipitation Analysis (CCPA)
4.7625 km resolution
HRAP Grid
  Filename Inventory
  ccpa_conus_hrap.tCCz.(03|06)h_gb2 03 HRLY
06 HRLY

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
ccpa_conus_hrap.tCCz.(03|06)h_gb2


Not Available
GEFS - Climatologically Calibrated Precipitation Analysis (CCPA)
5 km resolution
National Digital Guidance Database Grid
  Filename Inventory
  ccpa_conus_ndgd.tCCz.(03|06)h_gb2 03 HRLY
06 HRLY

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
ccpa_conus_ndgd.tCCz.(03|06)h_gb2


Not Available
GEFS - Climatologically Calibrated Precipitation Analysis (CCPA)
0.125 degree resolution
  Filename Inventory
  ccpa_conus_0.125d.tCCz.(03|06)h_gb2 03 HRLY
06 HRLY

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
ccpa_conus_0.125d.tCCz.(03|06)h_gb2


Not Available
GEFS - Climatologically Calibrated Precipitation Analysis (CCPA)
0.5 degree resolution
  Filename Inventory
  ccpa_conus_0.5d.tCCz.(03|06)h_gb2 03 HRLY
06 HRLY

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
ccpa_conus_0.5d.tCCz.(03|06)h_gb2


Not Available
GEFS - Climatologically Calibrated Precipitation Analysis (CCPA)
1.0 degree resolution
  Filename Inventory
  ccpa_conus_1.0d.tCCz.(03|06)h_gb2 03 HRLY
06 HRLY

Available in GRIB2 via FTP
Available in GRIB2 via HTTP
ccpa_conus_1.0d.tCCz.(03|06)h_gb2


Not Available
GENS - WAFS (1.25x1.25) "thinned" grids
Covering the globe by octants of 3447 points for
WAFS, ICAO, FOS and International Exchange Grids

  Filename Inventory
  wafs(37|38|39|40|41|42|43|44).tCCz.ensxxx.grib2 FH00 FH06-84

Available in GRIB2 via FTP
Available in GRIB2 via HTTP

wafs(37|38|39|40|41|42|43|44).tCCz.ensxxx.grib2
Not Available

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*Inventory Disclaimer*
Actual Parameters May Differ From Listed


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Last Modified:Monday, 23-Jun-2014 11:58:28 UTC