Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201812/20181229/catalog.html

Dataset	Size	Last Modified
`20181229`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2018-12-29 All Cycles & All forecasts`	`131.6 Mbytes`	`2019-02-12T05:16:27.811Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2018-12-29 All Cycles & All forecasts`	`105.5 Mbytes`	`2019-02-12T05:15:58.408Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2018-12-29 All Cycles & All forecasts`	`118.8 Mbytes`	`2019-02-12T05:15:25.350Z`
`SRRS GRIB: Smoke : 2018-12-29 All Cycles & All forecasts`	`303.5 Mbytes`	`2019-02-12T05:14:55.653Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2018-12-29 All Cycles / All Vertical Levels / Analysis`	`36.99 Mbytes`	`2019-02-12T05:10:29.948Z`