Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201808/20180820/catalog.html

Dataset	Size	Last Modified
`20180820`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2018-08-20 All Cycles & All forecasts`	`870.1 Mbytes`	`2018-08-27T07:57:12.116Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2018-08-20 All Cycles & All forecasts`	`167.7 Mbytes`	`2018-08-27T07:55:46.290Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2018-08-20 All Cycles & All forecasts`	`726.3 Mbytes`	`2018-08-27T07:55:25.507Z`
`SRRS GRIB: Smoke : 2018-08-20 All Cycles & All forecasts`	`1.796 Gbytes`	`2018-08-27T07:54:06.412Z`
`SRRS GRIB: National Convective Weather Forecast : 2018-08-20 : All Times`	`443.3 Mbytes`	`2018-08-27T07:45:44.279Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2018-08-20 All Cycles / All Vertical Levels / Analysis`	`184.2 Mbytes`	`2018-08-27T07:45:26.400Z`