Open the Interactive Map

To help you get started, this page has links to pre-defined maps organized by data type. After opening a map, you can zoom to your area of interest, customize the map, and then bookmark the URL to save your settings. More information: Interactive Map Help Center.

Station and/or Basin Conditions

Show current conditions for stations, basins or both.

Snow

• Snow Water Equivalent > Percent of 1981-2010 Median > Stations Only | Basins Only | Stations and Basins
• Snow Water Equivalent > Percentile Compared to Period of Record (POR)
• Snow Depth
• Snow Density

Precipitation

• Month-to-Date > Percent of 1981-2010 Average > Stations Only | Basins Only | Stations and Basins
• Water Year-to-Date > Percent of 1981-2010 Average > Stations Only | Basins Only | Stations and Basins
• Water Year-to-Date > Percentile Compared to Period of Record (POR)

Streamflow

• Adjusted Volume - Observed > Previous Month > Percent of 1981-2010 Average
• Adjusted Volume - Observed > Water Year-to-Date (End of Previous Month) > Percentile
• Adjusted Volume - Forecast > Current (January through June) > Stations Only

Reservoir Storage

• End of Previous Month > Percent of Official Average

Station Inventory

Identify stations by data type, location, network

• Snow Water Equivalent
• Precipitation
• Soil Moisture
• Streamflow
• Reservoir Storage