Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201705/20170520/catalog.html

Dataset	Size	Last Modified
`20170520`		`--`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2017-05-20 All Cycles & All forecasts`	`176.4 Mbytes`	`2017-05-26T07:40:40.847Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2017-05-20 All Cycles & All forecasts`	`48.88 Mbytes`	`2017-05-26T07:40:15.721Z`
`SRRS GRIB: Smoke : 2017-05-20 All Cycles & All forecasts`	`605.2 Mbytes`	`2017-05-26T07:40:08.167Z`
`SRRS GRIB: National Convective Weather Forecast : 2017-05-20 : All Times`	`154.1 Mbytes`	`2017-05-26T07:36:26.557Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2017-05-20 All Cycles / All Vertical Levels / Analysis`	`28.55 Mbytes`	`2017-05-26T07:36:17.078Z`