Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201812/20181215/catalog.html

Dataset	Size	Last Modified
`20181215`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2018-12-15 All Cycles & All forecasts`	`557.8 Mbytes`	`2018-12-22T08:47:17.262Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2018-12-15 All Cycles & All forecasts`	`446.6 Mbytes`	`2018-12-22T08:46:29.645Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2018-12-15 All Cycles & All forecasts`	`472.0 Mbytes`	`2018-12-22T08:45:37.728Z`
`SRRS GRIB: Smoke : 2018-12-15 All Cycles & All forecasts`	`1.197 Gbytes`	`2018-12-22T08:44:45.116Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2018-12-15 All Cycles / All Vertical Levels / Analysis`	`163.0 Mbytes`	`2018-12-22T08:37:50.153Z`
`SRRS GRIB: N.AM 700MB Mean Relative Humidity : 2018-12-15 All Cycles & Analysis`		`2019-02-12T17:15:56.187Z`