NOAA Operational Model Archive and Distribution System

NOMADS Data at NCEP

Click on the link in the Data Set field for description and availability information.

Click on the column headings for description of each data access method.

Data Set freq grib filter https gds
Global Models
ObsProc (Observations Processing) variable - https -
GDAS 6 hours grib filter https OpenDAP
GDAS 0.25 6 hours grib filter https OpenDAP
GFS 0.25 Degree 6 hours grib filter https OpenDAP
GFS 0.25 Degree Hourly 6 hours grib filter https OpenDAP
GFS 0.25 Degree (Secondary Parms) 6 hours grib filter https -
GFS 0.50 Degree 6 hours grib filter https OpenDAP
GFS 1.00 Degree 6 hours grib filter https OpenDAP
GFS sflux 6 hours grib filter https -
GFS MOS 6 hours - https -
GFS Ensemble 0.5 Degree 6 hours grib filter https OpenDAP
GFS Ensemble 0.5 Degree (Secondary Params) 6 hours grib filter https OpenDAP
GFS Ensemble 0.25 Degree 6 hours grib filter https -
GFS Ensemble Chem 0.5 Degree 6 hours grib filter https -
GFS Ensemble Chem 0.25 Degree 6 hours grib filter https -
GFS Ensemble 0.5 Degree Bias-Corrected 6 hours grib filter https OpenDAP
GFS Ensemble NDGD resolution Bias-Corrected 6 hours grib filter https OpenDAP
NAEFS high resolution Bias-Corrected 6 hours grib filter https OpenDAP
NAEFS NDGD resolution Bias-Corrected 6 hours grib filter https OpenDAP
UVI (Ultraviolet Index) daily - https -
Regional Models
ObsProc (Observations Processing) variable - https -
AQM Daily Maximum 06Z, 12Z grib filter https OpenDAP
AQM Hourly Surface Ozone 06Z, 12Z grib filter https OpenDAP
HIRESW Alaska 06Z, 18Z grib filter https OpenDAP
HIRESW CONUS 00Z, 12Z grib filter https OpenDAP
HIRESW Guam 00Z, 12Z grib filter https OpenDAP
HIRESW Hawaii 00Z, 12Z grib filter https OpenDAP
HIRESW Puerto Rico 06Z, 18Z grib filter https OpenDAP
HREF Alaska 06Z, 18Z grib filter https -
HREF CONUS 00Z, 12Z grib filter https -
HREF Hawaii 00Z, 12Z grib filter https -
HREF Puerto Rico 06Z, 18Z grib filter https -
HRRR hourly grib filter https OpenDAP
HRRR Sub Hourly hourly grib filter https -
HRRR AK hourly grib filter https OpenDAP
HRRR AK Sub Hourly hourly grib filter https -
HWRF 6 hours - https -
HMON 6 hours - https -
HAFS 6 hours - https -
HYSPLIT 6 hours - https -
LAMP hourly - https -
GLMP (Gridded Lamp) hourly - https -
NAM Alaska Pressure Level Vars (11.25km) 6 hours grib filter https OpenDAP
NAM Alaska Surface Vars (11.25km) 6 hours grib filter https -
NAM CONUS (12km) 6 hours grib filter https OpenDAP
NAM North America (32km) 6 hours grib filter https OpenDAP
NAM Caribbean/Central America 6 hours grib filter https OpenDAP
NAM Pacific 6 hours grib filter https OpenDAP
NAM NEST Alaska 6 hours grib filter https OpenDAP
NAM NEST CONUS 6 hours grib filter https OpenDAP
NAM NEST HAWAII 6 hours grib filter https OpenDAP
NAM NEST Puerto Rico 6 hours grib filter https OpenDAP
NAM SmartInit 6 hours - https -
NAM MOS 12 hours - https -
National Blend of Models hourly grib filter https OpenDAP
North American Land Data Assimilation System daily - https -
RTMA ALASKA hourly grib filter https OpenDAP
RTMA2.5 CONUS hourly grib filter https OpenDAP
RTMA CONUS Rapid Updates 15 min grib filter https -
RTMA Guam hourly grib filter https OpenDAP
RTMA Hawaii hourly grib filter https OpenDAP
RTMA Puerto Rico hourly grib filter https OpenDAP
RAP hourly grib filter https OpenDAP
RAP 32km North America hourly grib filter https OpenDAP
RAP Alaska hourly grib filter https -
RAP Eastern North Pacific hourly grib filter https OpenDAP
NARRE hourly grib filter https OpenDAP
SPC-POST hourly grib filter https -
SREF CONUS (40km) 6 hours grib filter https OpenDAP
SREF CONUS (40km) Bias-Corrected 6 hours grib filter https OpenDAP
SREF North America (32km) 6 hours grib filter https OpenDAP
SREF North America (16km) 6 hours grib filter https OpenDAP
URMA hourly - https -
Climate Models
ObsProc (Observations Processing) variable - https -
Climate Forecast System Flux Products 6 hours grib filter https -
Climate Forecast System 3D Pressure Products 6 hours grib filter https -
Climate Data Assimilation System - 1 6 hours - https -
Climate Data Assimilation System - 2 6 hours - https -
Climatology Calibrated Precipitation Analysis 6 hours - https -
Ocean/Lake/River Models
National Water Model 6 hours - https -
RTOFS Atlantic daily - https -
RTOFS Global daily - https OpenDAP
Sea Ice Analysis daily grib filter https OpenDAP
Sea Ice Drift daily - https -
Great Lakes Wave Unstructured (GLWU) 6 hours grib filter https OpenDAP
GFS Wave 6 hours grib filter https OpenDAP
GFS Ensemble Wave 6 hours grib filter https -
NCEP and FNMOC Combined Ensemble Wave 12 hours grib filter https OpenDAP
P-Surge 6 hours - https -
STOFS 2D Global 6 hours grib filter https OpenDAP
STOFS 3D Atlantic 6 hours grib filter https OpenDAP
ETSS (Extra-Tropical Storm Surge) 6 hours - https -
P-ETSS (Probabilistic ETSS) 6 hours - https -
National Operational Coastal Modeling Program 6 hours - https -
NWPS Alaska Region 6 hours grib filter https -
NWPS Eastern Region 6 hours grib filter https -
NWPS Pacific Region 6 hours grib filter https -
NWPS Southern Region 6 hours grib filter https -
NWPS Western Region 6 hours grib filter https -
NSST (Near Sea Surface Temperatures) daily - https -
Space Weather Models
WSA-Enlil 12 hours - https -
SWMF-Geospace cont - https -
WFS (WAM-IPE Forecast System) daily - https -
External Models
CMC Ensemble 12 hours grib filter https OpenDAP
FNMOC Ensemble and Bias Corrected 12 hours grib filter https OpenDAP
NAVGEM daily - https -
NCOM daily - https OpenDAP
HYCOM daily - https -
UKMET 12 hours - https -
557ww Ensemble 12 hours grib filter https -


Parallel Data at NCEP

Parallel data associated with upcoming NCEP model upgrades. Data is hosted through https downloads, and on occasion the NOMADS interface services

Data Set freq grib filter https gds
Parallel Models
STOFS variable - https -

NCEP NOMADS Version 2.2.7, Dec. 2023, Boulder, CO