Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201304/20130423/catalog.html

Dataset	Size	Last Modified
`20130423`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2013-04-23 All Cycles & All forecasts`	`258.5 Mbytes`	`2013-04-27T07:43:54.698Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2013-04-23 All Cycles & All forecasts`	`280.6 Mbytes`	`2013-04-27T07:43:11.967Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2013-04-23 All Cycles & All forecasts`	`261.2 Mbytes`	`2013-04-27T07:42:25.807Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2013-04-23 All Cycles & All forecasts`	`280.6 Mbytes`	`2013-04-27T07:41:42.466Z`
`SRRS GRIB: Smoke : 2013-04-23 All Cycles & All forecasts`	`539.8 Mbytes`	`2013-04-27T07:40:55.585Z`
`SRRS GRIB: National Convective Weather Forecast : 2013-04-23 : All Times`	`182.7 Mbytes`	`2013-04-27T07:39:38.552Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2013-04-23 All Cycles / All Vertical Levels / Analysis`	`228.4 Mbytes`	`2013-04-27T07:39:30.008Z`
`SRRS GRIB: 40 Km U.S. Current Icing Potential : 2013-04-23 All Cycles / All Vertical Levels / Analysis`	`57.98 Mbytes`	`2013-04-27T07:39:24.871Z`