National Centers for Environmental Information / National Operational Model Archive and Distribution System Catalog https://www.ncei.noaa.gov/thredds/catalog/model-narr-a-files/199904/19990430/catalog.html


Dataset Size Last Modified
     Folder  19990430   --
         narr-a_221_19990430_2100_000.grb 56.24 Mbytes 2012-08-04T04:47:13.953Z
         narr-a_221_19990430_1800_000.grb 56.27 Mbytes 2012-08-04T04:47:13.522Z
         narr-a_221_19990430_1500_000.grb 56.19 Mbytes 2012-08-04T04:47:10.204Z
         narr-a_221_19990430_1200_000.grb 56.27 Mbytes 2012-08-04T04:47:12.566Z
         narr-a_221_19990430_0900_000.grb 56.35 Mbytes 2012-08-04T04:47:11.459Z
         narr-a_221_19990430_0600_000.grb 56.21 Mbytes 2012-08-04T04:47:13.061Z
         narr-a_221_19990430_0300_000.grb 56.50 Mbytes 2012-08-04T04:47:12.030Z
         narr-a_221_19990430_0000_000.grb 56.52 Mbytes 2012-08-04T04:47:10.771Z

NCEI-NC THREDDS Server at NCEI see Info
THREDDS Data Server [Version 4.6.14 - 2019-07-23T11:04:31-0600] Documentation