arlmet.archives.NAMSArchive#

class arlmet.archives.NAMSArchive(domain='conus')[source]#

NAMS hybrid sigma-pressure analysis (CONUS/Alaska/Hawaii, March 2009–present).

One file per calendar day. Uses hybrid sigma-pressure vertical coordinates (flag=4), making it suitable for high-accuracy boundary-layer transport.

Parameters:

domain ({"conus", "ak", "hi"}) – Regional domain — CONUS (default), Alaska, or Hawaii.
S3 (s3://noaa-oar-arl-hysplit-pds/nams/{year}/{month:02d}/{YYYYMMDD}_hysplit.t00z.namsa[.AK|.HI])

Methods

`NAMSArchive.__init__`([domain])
`NAMSArchive.fetch`(start, end, *, dest_dir[, ...])	Download ARL files covering `[start, end]` to dest_dir.
`NAMSArchive.paths_for_range`(start, end)	Return deduplicated, sorted archive paths covering `[start, end]`.

Attributes

`NAMSArchive.FTP_HOST`
`NAMSArchive.HTTP_BASE`
`NAMSArchive.S3_BUCKET`
`NAMSArchive.description`
`NAMSArchive.name`
`NAMSArchive.source`	The source id in the headers of the archive's files.
`NAMSArchive.start_date`	Earliest date available in the NOAA archive.