NOMADS-NOAA Operational Model Archive and Distribution System

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Attention NOMADS users:
NOAA is migrating all HTTP traffic from HTTP to HTTPS.

Beginning by December 06, 2018, all HTTPS URLs will be available alongside HTTP. Starting as early as December 11, 2018, NCEP will begin to redirect HTTP URLs to HTTPS and disable HTTP access.

More information can be found in the
Service Change Notification
For questions or concerns, please contact: ncep.pmb.dataflow@noaa.gov

NOMADS

NOAA Operational Model Archive and Distribution System

Description of NOAA's NOMADS servers hosting NCEP model data

Help Desk:	Questions or problems please use the link to submit a service ticket.
Background	Background documents about the NOMADS project.
Service Description:	OCWWS Service Description Document
Archive of Model Data:	Some data sets are archived by NCEI, check availability with the link.
Terms of Data Usage:	Use this link to view the Term of Data Usage / Disclaimer.

Based on user requests NCEP will now be utilizing a subscriber list to make announcements with regards to all of our data servers. Follow this link to subscribe and review the list details.

If you have issues with any NCEP server please send your email to:

ncep.pmb.dataflow@noaa.gov

Include as much information about the error as you can - your connection information, the syntax of your request, when the problem started, the error reported, can you replicate the problem, etc.

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

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

Data Set	freq	grib filter	http	gds-alt
Global Models
GDAS	6 hours	grib filter	http	OpenDAP-alt
GDAS 0.25	6 hours	grib filter	http	OpenDAP-alt
GFS 0.25 Degree	6 hours	grib filter	http	OpenDAP-alt
GFS 0.25 Degree Hourly	6 hours	grib filter	http	OpenDAP-alt
GFS 0.25 Degree (Secondary Parms)	6 hours	grib filter	http	-
GFS 0.50 Degree	6 hours	grib filter	http	OpenDAP-alt
GFS 1.00 Degree	6 hours	grib filter	http	OpenDAP-alt
GFS sflux	6 hours	grib filter	http	-
GFS Ensemble 1.00 Degree	6 hours	grib filter	http	OpenDAP-alt
GFS Ensemble 0.50 Degree	6 hours	grib filter	http	-
GFS Ensemble Precip Bias-Corrected	daily	grib filter	http	OpenDAP-alt
GFS Ensemble 0.5 Degree Bias-Corrected	6 hours	grib filter	http	OpenDAP-alt
GFS Ensemble NDGD resolution Bias-Corrected	6 hours	grib filter	http	OpenDAP-alt
NAEFS high resolution Bias-Corrected	6 hours	grib filter	http	OpenDAP-alt
NAEFS NDGD resolution Bias-Corrected	6 hours	grib filter	http	OpenDAP-alt
NGAC 2D Products	daily	grib filter	http	-
NGAC 3D Products	daily	grib filter	http	-
NGAC Aerosol Optical Depth Products	daily	grib filter	http	-
Regional Models
AQM Daily Maximum	06Z, 12Z	grib filter	http	OpenDAP-alt
AQM Hourly Surface Ozone	06Z, 12Z	grib filter	http	OpenDAP-alt
HIRESW Alaska	06Z, 18Z	grib filter	http	OpenDAP-alt
HIRESW CONUS	00Z, 12Z	grib filter	http	OpenDAP-alt
HIRESW Guam	00Z, 12Z	grib filter	http	OpenDAP-alt
HIRESW Hawaii	00Z, 12Z	grib filter	http	OpenDAP-alt
HIRESW Puerto Rico	06Z, 18Z	grib filter	http	OpenDAP-alt
HREF Alaska	06Z, 18Z	grib filter	http	-
HREF CONUS	00Z, 12Z	grib filter	http	-
HREF Guam	00Z, 12Z	grib filter	http	-
HREF Hawaii	00Z, 12Z	grib filter	http	-
HREF Puerto Rico	06Z, 18Z	grib filter	http	-
HRRR	hourly	grib filter	http	OpenDAP-alt
HRRR Sub Hourly	hourly	grib filter	http	-
HRRR AK	hourly	grib filter	http	OpenDAP-alt
HRRR AK Sub Hourly	hourly	grib filter	http	-
HWRF	6 hours	grib filter	http	-
HMON	6 hours	-	http	-
HYSPLIT	6 hours	-	http	-
NAM Alaska Pressure Level Vars (11.25km)	6 hours	grib filter	http	OpenDAP-alt
NAM Alaska Surface Vars (11.25km)	6 hours	grib filter	http	-
NAM CONUS (12km)	6 hours	grib filter	http	OpenDAP-alt
NAM North America (32km)	6 hours	grib filter	http	OpenDAP-alt
NAM Caribbean/Central America	6 hours	grib filter	http	OpenDAP-alt
NAM Pacific	6 hours	grib filter	http	OpenDAP-alt
NAM NEST Alaska	6 hours	grib filter	http	OpenDAP-alt
NAM NEST CONUS	6 hours	grib filter	http	OpenDAP-alt
NAM NEST HAWAII	6 hours	grib filter	http	OpenDAP-alt
NAM NEST Puerto Rico	6 hours	grib filter	http	OpenDAP-alt
National Water Model	6 hours	-	http	-
NBM (National Blend of Models)	hourly	-	http	OpenDAP-alt
North American Land Data Assimilation System	daily	-	http	-
RTMA ALASKA	hourly	grib filter	http	OpenDAP-alt
RTMA2.5 CONUS	hourly	grib filter	http	OpenDAP-alt
RTMA CONUS Rapid Update	15 min	grib filter	http	-
RTMA Guam	hourly	grib filter	http	OpenDAP-alt
RTMA Hawaii	hourly	grib filter	http	OpenDAP-alt
RTMA Puerto Rico	hourly	grib filter	http	OpenDAP-alt
RAP	hourly	grib filter	http	OpenDAP-alt
RAP 32km North America	hourly	grib filter	http	OpenDAP-alt
RAP Eastern North Pacific	hourly	grib filter	http	OpenDAP-alt
NARRE	hourly	grib filter	http	OpenDAP-alt
SREF CONUS (40km)	6 hours	grib filter	http	OpenDAP-alt
SREF CONUS (40km) Bias-Corrected	6 hours	grib filter	http	OpenDAP-alt
SREF North America (32km)	6 hours	grib filter	http	OpenDAP-alt
SREF North America (16km)	6 hours	grib filter	http	OpenDAP-alt
URMA	hourly	-	http	-
Climate Models
Climate Forecast System Flux Products	6 hours	grib filter	http	-
Climate Forecast System 3D Pressure Products	6 hours	grib filter	http	-
Climate Data Assimilation System - 1	6 hours	-	http	-
Climate Data Assimilation System - 2	6 hours	-	http	-
Climatology Calibrated Precipitation Analysis	6 hours	-	http	-
Ocean Models
RTOFS Atlantic	daily	grib filter	http	OpenDAP-alt
RTOFS Atlantic HIRES	daily	grib filter	http	OpenDAP-alt
RTOFS Global	daily	-	http	OpenDAP-alt
Sea Ice	daily	grib filter	http	OpenDAP-alt
Wave	6 hours	grib filter	http	OpenDAP-alt
Great Lake Wave	6 hours	grib filter	http	OpenDAP-alt
Multi-grid Wave	6 hours	grib filter	http	OpenDAP-alt
Global Wave Ensemble System	6 hours	grib filter	http	-
NCEP and FNMOC Combined Ensemble Wave	12 hours	grib filter	http	OpenDAP-alt
P-Surge	6 hours	-	http	-
ESTOFS Atlantic	6 hours	grib filter	http	OpenDAP-alt
ESTOFS Pacific	6 hours	grib filter	http	OpenDAP-alt
ESTOFS Micronesia	6 hours	grib filter	http	OpenDAP-alt
ET-Surge	6 hours	-	http	-
P-ETSS	6 hours	-	http	-
National Operational Coastal Modeling Program	6 hours	-	http	-
Nearshore Wave Prediction System	6 hours	-	http	-
Space Weather Models
WSA-Enlil	12 hours	-	http	-
External Models
CMC Ensemble	12 hours	grib filter	http	OpenDAP-alt
FNMOC Ensemble and Bias Corrected	12 hours	grib filter	http	OpenDAP-alt
NAVGEM	daily	-	http	-
NCOM	daily	-	http	OpenDAP-alt
UKMET	12 hours	-	http	-
557ww Ensemble	12 hours	grib filter	http	-
Parallel Models
Pre-Parallel GFS FV3 0.25 Degree	6 hours	""	http	OpenDAP-alt
Pre-Parallel GFS FV3 0.25 Degree Hourly	6 hours	""	http	OpenDAP-alt
PARA NOMADS

Definitions and Links

EMC	Environmental Modeling Center
GRIB	WMO standard for encoding gridded fields
Products	NCEP Model Ouput Inventory
NCEP	National Centers for Environmental Prediction, part of NWS
NWS	National Weather Service, part of the Department of Commerce


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Page last modified: Tuesday, 04-Dec-2018 18:57:56 UTC