Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/201212/20121221/catalog.html

Dataset	Size	Last Modified
`20121221`		`--`
`SRRS GRIB: 8 hour 3X Ozone Concentration : 2012-12-21 All Cycles & All forecasts`	`261.4 Mbytes`	`2012-12-25T08:43:01.151Z`
`SRRS GRIB: 1 hour 3X Ozone Concentration : 2012-12-21 All Cycles & All forecasts`	`280.6 Mbytes`	`2012-12-25T08:42:20.523Z`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2012-12-21 All Cycles & All forecasts`	`261.4 Mbytes`	`2012-12-25T08:41:37.289Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2012-12-21 All Cycles & All forecasts`	`280.6 Mbytes`	`2012-12-25T08:40:55.986Z`
`SRRS GRIB: Smoke : 2012-12-21 All Cycles & All forecasts`	`539.8 Mbytes`	`2012-12-25T08:40:13.191Z`
`SRRS GRIB: National Convective Weather Forecast : 2012-12-21 : All Times`	`182.6 Mbytes`	`2012-12-25T08:38:59.009Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2012-12-21 All Cycles / All Vertical Levels / Analysis`	`232.0 Mbytes`	`2012-12-25T08:38:50.501Z`
`SRRS GRIB: 40 Km U.S. Current Icing Potential : 2012-12-21 All Cycles / All Vertical Levels / Analysis`	`58.90 Mbytes`	`2012-12-25T08:38:45.338Z`
`SRRS GRIB: N.AM 500 mb Heights Analysis : 2012-12-21 All Cycles & Analysis`	`72.76 Kbytes`	`2012-12-25T08:38:40.989Z`
`SRRS GRIB: N.AM 1000 mb Heights Analysis : 2012-12-21 All Cycles & Analysis`	`84.29 Kbytes`	`2012-12-25T08:38:39.749Z`
`SRRS GRIB: N.AM Precipitable Water : 2012-12-21 All Cycles & Analysis`	`43.41 Kbytes`	`2012-12-25T08:38:38.499Z`
`SRRS GRIB: N.AM 700MB Mean Relative Humidity : 2012-12-21 All Cycles & Analysis`	`30.84 Kbytes`	`2012-12-25T08:38:35.566Z`