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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 | |
| Global Models | ||||
| AIGFS | 6 hours | - | https | |
| AIGEFS | 6 hours | - | https | |
| GDAS | 6 hours | grib filter | https | |
| GDAS 0.25 | 6 hours | grib filter | https | |
| GFS 0.25 Degree | 6 hours | grib filter | https | |
| GFS 0.25 Degree Hourly | 6 hours | grib filter | https | |
| GFS 0.25 Degree (Secondary Parms) | 6 hours | grib filter | https | |
| GFS 0.50 Degree | 6 hours | grib filter | https | |
| GFS 1.00 Degree | 6 hours | grib filter | https | |
| GFS sflux | 6 hours | grib filter | https | |
| GFS MOS | 6 hours | - | https | |
| GFS Ensemble 0.5 Degree | 6 hours | grib filter | https | |
| GFS Ensemble 0.5 Degree (Secondary Params) | 6 hours | grib filter | https | |
| 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 | |
| GFS Ensemble NDGD resolution Bias-Corrected | 6 hours | grib filter | https | |
| HGEFS | 6 hours | - | https | |
| NAEFS high resolution Bias-Corrected | 6 hours | grib filter | https | |
| NAEFS NDGD resolution Bias-Corrected | 6 hours | grib filter | https | |
| ObsProc (Observations Processing) | variable | - | https | |
| UVI (Ultraviolet Index) | daily | - | https | |
| Regional Models | ||||
| ObsProc (Observations Processing) | variable | - | https | |
| AQM Daily Maximum | 06Z, 12Z | grib filter | https | |
| AQM Hourly Surface Ozone | 06Z, 12Z | grib filter | https | |
| HIRESW Alaska | 06Z, 18Z | grib filter | https | |
| HIRESW CONUS | 00Z, 12Z | grib filter | https | |
| HIRESW Guam | 00Z, 12Z | grib filter | https | |
| HIRESW Hawaii | 00Z, 12Z | grib filter | https | |
| HIRESW Puerto Rico | 06Z, 18Z | grib filter | https | |
| 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 | |
| HRRR Sub Hourly | hourly | grib filter | https | |
| HRRR AK | hourly | grib filter | https | |
| 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 | |
| NAM Alaska Surface Vars (11.25km) | 6 hours | grib filter | https | |
| NAM CONUS (12km) | 6 hours | grib filter | https | |
| NAM North America (32km) | 6 hours | grib filter | https | |
| NAM Caribbean/Central America | 6 hours | grib filter | https | |
| NAM Pacific | 6 hours | grib filter | https | |
| NAM NEST Alaska | 6 hours | grib filter | https | |
| NAM NEST CONUS | 6 hours | grib filter | https | |
| NAM NEST HAWAII | 6 hours | grib filter | https | |
| NAM NEST Puerto Rico | 6 hours | grib filter | https | |
| NAM SmartInit | 6 hours | - | https | |
| NAM MOS | 12 hours | - | https | |
| National Blend of Models | hourly | grib filter | https | |
| North American Land Data Assimilation System | daily | - | https | |
| RTMA ALASKA | hourly | grib filter | https | |
| RTMA2.5 CONUS | hourly | grib filter | https | |
| RTMA CONUS Rapid Updates | 15 min | grib filter | https | |
| RTMA Guam | hourly | grib filter | https | |
| RTMA Hawaii | hourly | grib filter | https | |
| RTMA Puerto Rico | hourly | grib filter | https | |
| RAP | hourly | grib filter | https | |
| RAP 32km North America | hourly | grib filter | https | |
| RAP Alaska | hourly | grib filter | https | |
| RAP Eastern North Pacific | hourly | grib filter | https | |
| SPC-POST | hourly | grib filter | https | |
| SREF CONUS (40km) | 6 hours | grib filter | https | |
| SREF CONUS (40km) Bias-Corrected | 6 hours | grib filter | https | |
| SREF North America (32km) | 6 hours | grib filter | https | |
| SREF North America (16km) | 6 hours | grib filter | https | |
| 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 | |
| Sea Ice Analysis | daily | grib filter | https | |
| Sea Ice Drift | daily | - | https | |
| Great Lakes Wave Unstructured (GLWU) | 6 hours | grib filter | https | |
| GFS Wave | 6 hours | grib filter | https | |
| GFS Ensemble Wave | 6 hours | grib filter | https | |
| NCEP and FNMOC Combined Ensemble Wave | 12 hours | grib filter | https | |
| P-Surge | 6 hours | - | https | |
| STOFS 2D Global | 6 hours | grib filter | https | |
| STOFS 3D Atlantic | 6 hours | grib filter | https | |
| 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 | |
| FNMOC Ensemble and Bias Corrected | 12 hours | grib filter | https | |
| NAVGEM | daily | - | https | |
| NCOM | daily | - | https | |
| HYCOM | daily | - | 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 | |
| Parallel Models | ||||
| DAFS | hourly | - | https | |
| CORe | 6 hours | - | https | |
NCEP NOMADS Version 2.3.9, February 2026