arlmet.sources.NARRSource#

class arlmet.sources.NARRSource[source]#

NCEP North American Regional Reanalysis (January 1979–2019).

Monthly files at 32 km resolution over North America. Useful for long climatological back-trajectory studies over the continent. No file extension.

S3: s3://noaa-oar-arl-hysplit-pds/narr/{year}/NARR{YYYYMM}

Methods

`NARRSource.__init__`()
`NARRSource.fetch`(start, end, *, local_dir[, ...])	Download ARL files covering `[start, end]` to local_dir.
`NARRSource.keys_for_range`(start, end)	Return deduplicated, sorted S3 keys covering `[start, end]`.

Attributes

`NARRSource.FTP_HOST`
`NARRSource.HTTP_BASE`
`NARRSource.S3_BUCKET`
`NARRSource.description`
`NARRSource.name`
`NARRSource.start_date`	Earliest date available in the NOAA archive.