Northwest River Forecast Center (NWRFC)
Western Montana and Central Idaho
Montana Drought Monitoring
NOAA's Drought Information Center
NWS Office of Hydrologic Development
Hydrology Laboratory -
Hydrologic Data Systems Branch
Hydrometeorological Automated Data System (HADS)
National Operational Hydrologic Remote Sensing Center
Northern Rockies Snow Analyses
US Geological Survey -
Water Resources
Montana Office -
MT Streamflow
Idaho Office -
ID Streamflow
Natural Resource Conservation Service -
Water & Climate Center
SNOTEL data summaries:
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www.weather.gov 
