Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201412/20141220/catalog.html

Dataset	Size	Last Modified
`20141220`		`--`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2014-12-20 All Cycles & All forecasts`	`92.01 Mbytes`	`2015-04-28T00:43:27.632Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2014-12-20 All Cycles & All forecasts`	`93.27 Mbytes`	`2015-04-28T00:43:15.738Z`
`SRRS GRIB: Smoke : 2014-12-20 All Cycles & All forecasts`	`89.97 Mbytes`	`2015-04-28T00:43:03.604Z`
`SRRS GRIB: National Convective Weather Forecast : 2014-12-20 : All Times`	`65.28 Mbytes`	`2015-04-28T00:42:44.744Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2014-12-20 All Cycles / All Vertical Levels / Analysis`	`17.92 Mbytes`	`2015-04-28T00:42:43.092Z`