Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201804/20180412/catalog.html

Dataset	Size	Last Modified
`20180412`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2018-04-12 All Cycles & All forecasts`	`128.3 Mbytes`	`2018-04-19T07:56:38.212Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2018-04-12 All Cycles & All forecasts`	`4.062 Mbytes`	`2018-04-19T07:56:09.482Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2018-04-12 All Cycles & All forecasts`	`109.6 Mbytes`	`2018-04-19T07:56:08.734Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2018-04-12 All Cycles & All forecasts`	`121.4 Mbytes`	`2018-04-19T07:55:51.722Z`
`SRRS GRIB: Smoke : 2018-04-12 All Cycles & All forecasts`	`299.4 Mbytes`	`2018-04-19T07:55:31.583Z`
`SRRS GRIB: National Convective Weather Forecast : 2018-04-12 : All Times`	`71.72 Mbytes`	`2018-04-19T07:51:36.242Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2018-04-12 All Cycles / All Vertical Levels / Analysis`	`32.63 Mbytes`	`2018-04-19T07:51:23.298Z`