Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201909/20190921/catalog.html

Dataset	Size	Last Modified
`20190921`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2019-09-21 All Cycles & All forecasts`	`1.080 Gbytes`	`2019-10-01T09:52:04.836Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2019-09-21 All Cycles & All forecasts`	`869.3 Mbytes`	`2019-10-01T09:48:04.186Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2019-09-21 All Cycles & All forecasts`	`954.7 Mbytes`	`2019-10-01T09:44:14.641Z`
`SRRS GRIB: Smoke : 2019-09-21 All Cycles & All forecasts`	`2.395 Gbytes`	`2019-10-01T09:40:46.424Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2019-09-21 All Cycles / All Vertical Levels / Analysis`	`258.9 Mbytes`	`2019-10-01T08:49:59.562Z`