Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201709/20170920/catalog.html

Dataset	Size	Last Modified
`20170920`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2017-09-20 All Cycles & All forecasts`	`66.41 Mbytes`	`2017-09-25T07:39:05.562Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2017-09-20 All Cycles & All forecasts`	`4.412 Mbytes`	`2017-09-25T07:38:57.305Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2017-09-20 All Cycles & All forecasts`	`112.8 Mbytes`	`2017-09-25T07:38:57.082Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2017-09-20 All Cycles & All forecasts`	`118.3 Mbytes`	`2017-09-25T07:38:41.293Z`
`SRRS GRIB: Smoke : 2017-09-20 All Cycles & All forecasts`	`299.4 Mbytes`	`2017-09-25T07:38:28.105Z`
`SRRS GRIB: National Convective Weather Forecast : 2017-09-20 : All Times`	`75.06 Mbytes`	`2017-09-25T07:36:08.259Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2017-09-20 All Cycles / All Vertical Levels / Analysis`	`14.60 Mbytes`	`2017-09-25T07:36:04.157Z`