Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201207/20120731/catalog.html

Dataset	Size	Last Modified
`20120731`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2012-07-31 All Cycles & All forecasts`	`174.3 Mbytes`	`2012-09-29T02:37:03.076Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2012-07-31 All Cycles & All forecasts`	`188.3 Mbytes`	`2012-09-29T02:36:33.632Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2012-07-31 All Cycles & All forecasts`	`174.3 Mbytes`	`2012-09-29T02:36:02.382Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2012-07-31 All Cycles & All forecasts`	`188.3 Mbytes`	`2012-09-29T02:35:32.993Z`
`SRRS GRIB: Smoke : 2012-07-31 All Cycles & All forecasts`	`363.6 Mbytes`	`2012-09-29T02:35:01.782Z`
`SRRS GRIB: National Convective Weather Forecast : 2012-07-31 : All Times`	`124.9 Mbytes`	`2012-09-14T22:11:44.862Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2012-07-31 All Cycles / All Vertical Levels / Analysis`	`128.6 Mbytes`	`2012-09-14T22:11:51.027Z`
`SRRS GRIB: 40 Km U.S. Current Icing Potential : 2012-07-31 All Cycles / All Vertical Levels / Analysis`	`32.69 Mbytes`	`2012-09-14T22:11:41.592Z`
`SRRS GRIB: N.AM 500 mb Heights Analysis : 2012-07-31 All Cycles & Analysis`	`45.71 Kbytes`	`2012-09-14T22:12:46.907Z`
`SRRS GRIB: N.AM 1000 mb Heights Analysis : 2012-07-31 All Cycles & Analysis`	`54.09 Kbytes`	`2012-09-14T22:12:45.185Z`
`SRRS GRIB: N.AM Precipitable Water : 2012-07-31 All Cycles & Analysis`	`28.94 Kbytes`	`2012-09-14T22:11:47.653Z`
`SRRS GRIB: N.AM 700MB Mean Relative Humidity : 2012-07-31 All Cycles & Analysis`	`20.56 Kbytes`	`2012-09-14T22:11:47.290Z`