NRCS Snow and Water Supply - Historical Maps

Select one of the map products below to link to current and historic maps and reports.

Snow Water Equivalent
Data Stations

June 2014

Surface Water Supply Index (SWSI)

October 2015

Snow Water Equivalent

June 2014

Water Supply Forecast

June 2015

Page History

These maps are produced in partnership with the NRCS. Data are compiled by the Montana Snow Survey Program of the USDA Natural Resources Conservation Service. Please see the NRCS web site for explanations of their data collection programs.

Natural Resource Conservation Service

For additional information, contact:
Lucas Zukiewicz, Hydrologist
Natural Resources Conservation Service
(406) 587-6843

Map Gallery