Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201808/20180812/catalog.html

Dataset	Size	Last Modified
`20180812`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2018-08-12 All Cycles & All forecasts`	`435.1 Mbytes`	`2018-08-21T07:50:48.432Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2018-08-12 All Cycles & All forecasts`	`8.737 Mbytes`	`2018-08-21T07:50:08.608Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2018-08-12 All Cycles & All forecasts`	`336.3 Mbytes`	`2018-08-21T07:50:07.582Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2018-08-12 All Cycles & All forecasts`	`363.7 Mbytes`	`2018-08-21T07:49:27.141Z`
`SRRS GRIB: Smoke : 2018-08-12 All Cycles & All forecasts`	`907.9 Mbytes`	`2018-08-21T07:48:47.149Z`
`SRRS GRIB: National Convective Weather Forecast : 2018-08-12 : All Times`	`228.9 Mbytes`	`2018-08-21T07:44:27.932Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2018-08-12 All Cycles / All Vertical Levels / Analysis`	`108.1 Mbytes`	`2018-08-21T07:44:19.020Z`