Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201710/20171021/catalog.html

Dataset	Size	Last Modified
`20171021`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2017-10-21 All Cycles & All forecasts`	`956.7 Mbytes`	`2017-10-31T08:28:02.584Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2017-10-21 All Cycles & All forecasts`	`38.94 Mbytes`	`2017-10-31T08:26:31.349Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2017-10-21 All Cycles & All forecasts`	`763.7 Mbytes`	`2017-10-31T08:26:26.171Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2017-10-21 All Cycles & All forecasts`	`835.9 Mbytes`	`2017-10-31T08:24:58.892Z`
`SRRS GRIB: Smoke : 2017-10-21 All Cycles & All forecasts`	`2.096 Gbytes`	`2017-10-31T08:23:40.115Z`
`SRRS GRIB: National Convective Weather Forecast : 2017-10-21 : All Times`	`551.3 Mbytes`	`2017-10-31T08:14:43.177Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2017-10-21 All Cycles / All Vertical Levels / Analysis`	`116.4 Mbytes`	`2017-10-31T08:14:34.906Z`