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The NCEI Past Weather Tool allows users to search for historical temperature,

NCEI provides a variety of temperature and precipitation products available at the National and Global scale.

NOHRSC snow products include estimates of snow water equivalent, snow depth, snow pack temperatures, snow sublimation, snow evaporation, blowing snow, modeled and observed snow information, a

North American Drought Monitor (NADM) indices and data include, Standard Precipitation Index (SPI), Percent of Long-term Average Precipitation and Palmer Drought Severity Index (PDSI).