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The US Gridded Standardized Precipitation Index (SPI) is derived from the nClimGrid-Monthly dataset and includes timescales of 1, 2, 3, 6, 9, 12, 24, 36, 48, 60 and 72 months.
The US Gridded Standardized Precipitation Index (SPI) is derived from the nClimGrid-Monthly dataset and includes timescales of 1, 2, 3, 6, 9, 12, 24, 36, 48, 60 and 72 months.
This website provides access to drought indices that are used by the Montana Governor’s Drought and Water Supply Advisory Committee (Monitoring Sub-Committee), though it covers the whole Upper
The Upper Missouri River Basin Soil Moisture and Snowpack Dashboard displays interactive maps of station-based soil moisture and snowpack data from the five state mesonets in the Upper Missou