Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201712/20171223/catalog.html

Dataset	Size	Last Modified
`20171223`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2017-12-23 All Cycles & All forecasts`	`390.0 Mbytes`	`2017-12-30T08:51:26.644Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2017-12-23 All Cycles & All forecasts`	`333.1 Mbytes`	`2017-12-30T08:50:31.259Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2017-12-23 All Cycles & All forecasts`	`361.9 Mbytes`	`2017-12-30T08:49:48.496Z`
`SRRS GRIB: Smoke : 2017-12-23 All Cycles & All forecasts`	`898.3 Mbytes`	`2017-12-30T08:49:06.951Z`
`SRRS GRIB: National Convective Weather Forecast : 2017-12-23 : All Times`	`223.6 Mbytes`	`2017-12-30T08:45:53.564Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2017-12-23 All Cycles / All Vertical Levels / Analysis`	`58.67 Mbytes`	`2017-12-30T08:45:44.688Z`