Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/200907/20090730/catalog.html

Dataset	Size	Last Modified
`20090730`		`--`
`SRRS GRIB: National Convective Weather Forecast : 2009-07-30 : All Times`	`566.6 Mbytes`	`2009-11-20T23:20:10Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2009-07-30 All Cycles / All Vertical Levels / Analysis`	`444.0 Mbytes`	`2009-11-20T23:20:00Z`
`SRRS GRIB: 40 Km U.S. Current Icing Potential : 2009-07-30 All Cycles / All Vertical Levels / Analysis`	`113.1 Mbytes`	`2009-11-20T23:19:55Z`
`SRRS GRIB: N.AM 500 mb Heights Analysis : 2009-07-30 All Cycles & Analysis`	`205.7 Kbytes`	`2009-11-20T23:19:48Z`
`SRRS GRIB: N.AM 1000 mb Heights Analysis : 2009-07-30 All Cycles & Analysis`	`240.2 Kbytes`	`2009-11-20T23:19:45Z`
`SRRS GRIB: N.AM Precipitable Water : 2009-07-30 All Cycles & Analysis`	`130.2 Kbytes`	`2009-11-20T23:19:43Z`
`SRRS GRIB: N.AM 700MB Mean Relative Humidity : 2009-07-30 All Cycles & Analysis`	`102.8 Kbytes`	`2009-11-20T23:19:37Z`