Catalog http://www.reacchpna.org/thredds/catalog/MET/spi/catalog.html

Dataset	Size	Last Modified
`REACCH METDATA (GRIDMET) Standardized Precipitation Index(SPI)`		`--`
`spi90d.nc`	`5.650 Gbytes`	`2026-04-01T17:02:55Z`
`spi5y.nc`	`5.587 Gbytes`	`2026-03-31T23:28:56Z`
`spi30d.nc`	`6.009 Gbytes`	`2026-04-01T07:28:00Z`
`spi2y.nc`	`5.631 Gbytes`	`2026-03-31T23:05:03Z`
`spi270d.nc`	`5.653 Gbytes`	`2026-03-31T22:10:30Z`
`spi1y.nc`	`5.648 Gbytes`	`2026-03-31T22:37:35Z`
`spi180d.nc`	`5.652 Gbytes`	`2026-03-31T21:43:38Z`
`spi14d.nc`	`6.002 Gbytes`	`2026-04-01T06:57:54Z`
`provisional/`		`--`
`permanent/`		`--`
`early/`		`--`