Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/200405/20040518/catalog.html

Dataset	Size	Last Modified
`20040518`		`--`
`SRRS GRIB: National Convective Weather Forecast : 2004-05-18 : All Times`	`60.50 Mbytes`	`2008-08-08T11:28:20Z`
`SRRS GRIB: 40 Km U.S. Current Icing Potential : 2004-05-18 All Cycles / All Vertical Levels / Analysis`	`9.664 Mbytes`	`2008-08-08T11:28:12Z`
`SRRS GRIB: N.AM 500 mb Heights Analysis : 2004-05-18 All Cycles & Analysis`	`18.66 Kbytes`	`2008-08-08T11:28:08Z`
`SRRS GRIB: N.AM 1000 mb Heights Analysis : 2004-05-18 All Cycles & Analysis`	`17.26 Kbytes`	`2008-08-08T11:28:05Z`
`SRRS GRIB: N.AM Precipitable Water : 2004-05-18 All Cycles & Analysis`	`14.46 Kbytes`	`2008-08-08T11:28:01Z`
`SRRS GRIB: N.AM 700MB Mean Relative Humidity : 2004-05-18 All Cycles & Analysis`	`10.27 Kbytes`	`2008-08-08T11:27:54Z`