Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201804/20180423/catalog.html

Dataset	Size	Last Modified
`20180423`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2018-04-23 All Cycles & All forecasts`	`665.5 Mbytes`	`2018-05-02T11:22:56.287Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2018-04-23 All Cycles & All forecasts`	`26.50 Mbytes`	`2018-05-02T11:18:23.048Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2018-04-23 All Cycles & All forecasts`	`544.1 Mbytes`	`2018-05-02T11:18:12.286Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2018-04-23 All Cycles & All forecasts`	`583.4 Mbytes`	`2018-05-02T11:14:04.961Z`
`SRRS GRIB: Smoke : 2018-04-23 All Cycles & All forecasts`	`1.513 Gbytes`	`2018-05-02T11:09:56.399Z`
`SRRS GRIB: National Convective Weather Forecast : 2018-04-23 : All Times`	`362.5 Mbytes`	`2018-05-02T10:34:21.095Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2018-04-23 All Cycles / All Vertical Levels / Analysis`	`164.8 Mbytes`	`2018-05-02T10:34:01.841Z`