#------------------------------------------------- WARNING -------------------------------------------- # # The data you have obtained from this automated Natural Resources Conservation Service # database are subject to revision regardless of indicated Quality Assurance level. # Data are released on condition that neither the NRCS nor the United States Government # may be held liable for any damages resulting from its use. # # SNOTEL air temperature data contains a known bias. This bias is rooted in the sensor # conversion equation and varies through the output range. Solutions are in development. # For more information go to Air Temperature Bias Correction. # # Help and Tutorials: https://www.nrcs.usda.gov/sites/default/files/2023-03/Report%20Generator%20Help%20Guide.pdf # Air Temperature Bias Correction: https://www.nrcs.usda.gov/wps/portal/wcc/home/snowClimateMonitoring/temperature/temperatureBiasCorrection/ # # Support Contact: usdafpacbc@servicenowservices.com # #------------------------------------------------------------------------------------------------------ # # Reporting Frequency: Monthly # Date Range: Jul 2024 to Jun 2025 # Report Instantaneous Data As: Start of Month # # Data for the following site(s) are contained in this file: # # SNOTEL 360: Boulder Mountain, MT # SNOTEL 893: Tizer Basin, MT # # Data items provided in this file: # # Element Name Value Type Function Type Function Duration Base Data Measurement Units Sensor Depth Element Code Description # Snow Depth Value None Instantaneous - Start of Month N/A Inches N/A SNWD Total snow depth # Snow Water Equivalent Value None Instantaneous - Start of Month N/A Inches N/A WTEQ Depth of water that would theoretically result if the entire snowpack were melted instantaneously # Snow Water Equivalent % of average (1981-2010) None Instantaneous - Start of Month N/A Inches N/A WTEQ Depth of water that would theoretically result if the entire snowpack were melted instantaneously # Snow Water Equivalent Average (1981-2010) None Instantaneous - Start of Month N/A Inches N/A WTEQ Depth of water that would theoretically result if the entire snowpack were melted instantaneously # # Quality Control flags included: # # Flag Name Description # V Valid Validated Data # N No Profile No profile for automated validation # E Edit Edit, minor adjustment for sensor noise # K Estimate Estimate # C Correction A different equation has been applied to the original sensor voltage # B Back Estimate Regression-based estimate for homogenizing collocated Snow Course and Snow Pillow data sets # X External Estimate External estimate # S Suspect Suspect data # M Missing Value is missing # # Quality Assurance flags included: # # Flag Name Description # U Unknown Unknown # R Raw No Human Review # P Provisional Preliminary Human Review # A Approved Processing and Final Review Completed # #------------------------------------------------------------------------------------------------------ # # Reporting Frequency: Monthly; Date Range: Jul 2024 to Jun 2025 # # As of: Jun 30, 2025, 3:43:42 PM GMT-08:00 # Station Name,Water Year,Oct,Oct,Oct,Oct,Nov,Nov,Nov,Nov,Dec,Dec,Dec,Dec,Jan,Jan,Jan,Jan,Feb,Feb,Feb,Feb,Mar,Mar,Mar,Mar,Apr,Apr,Apr,Apr,May,May,May,May,Jun,Jun,Jun,Jun,Jul,Jul,Jul,Jul,Aug,Aug,Aug,Aug,Sep,Sep,Sep,Sep ,,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values,Snow Depth (in) Start of Month Values,Snow Water Equivalent (in) Start of Month Values,Snow Water Equivalent % of Average (1981-2010),Average Snow Water Equivalent (1981-2010) (in) Start of Month Values Boulder Mountain,2024,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.0,,0.0,0,0.0,,0.0,0,0.0,,0.0 Boulder Mountain,2025,0,0.0,0,0.1,0,0.0,0,1.7,15,3.4,67,5.1,34,7.0,78,9.0,37,10.3,81,12.7,49,14.1,91,15.5,58,18.9,98,19.2,49,18.4,92,20.1,0,0.0,0,8.1,,,,,,,,,,,, Tizer Basin,2024,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0,0.0,,0.0,0,0.0,,0.0,0,0.0,,0.0 Tizer Basin,2025,0,0.0,0,0.1,0,0.0,0,1.0,4,1.0,34,2.9,11,2.1,45,4.7,23,5.1,82,6.2,27,7.0,93,7.5,26,7.4,77,9.6,6,2.0,25,7.9,0,0.0,0,0.2,,,,,,,,,,,,