#------------------------------------------------- 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: Daily # Date Range: 1990-10-01 to 1991-09-30 # Report Instantaneous Data As: Start of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 609: Madison Plateau, 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 Water Equivalent Average (1991-2020) None Instantaneous - Start of Day 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 # B Back Estimate Regression-based estimate for homogenizing collocated Snow Course and Snow Pillow data sets # K Estimate Estimate # X External Estimate External estimate # S Suspect Suspect data # # 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 # #------------------------------------------------------------------------------------------------------ # # Madison Plateau (609) # Montana SNOTEL Site - 7750 ft # Reporting Frequency: Daily; Date Range: 1990-10-01 to 1991-09-30 # # As of: May 17, 2024, 12:14:25 AM GMT-08:00 # Day,Oct,Nov,Dec,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep ,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values,Average Snow Water Equivalent (1991-2020) (in) Start of Month Values 01,0.0,1.4,5.2,10.6,15.3,19.5,23.5,23.9,8.7,0.0,0.0,0.0 02,0.1,1.5,5.5,10.9,15.3,19.6,23.6,23.7,8.0,0.0,0.0,0.0 03,0.1,1.6,5.7,11.0,15.5,19.8,23.6,23.4,7.2,0.0,0.0,0.0 04,0.2,1.7,5.9,11.1,15.6,20.0,23.8,23.2,6.6,0.0,0.0,0.0 05,0.2,1.9,6.2,11.3,15.7,20.2,23.8,22.9,5.9,0.0,0.0,0.0 06,0.2,2.0,6.2,11.4,15.8,20.4,23.9,22.6,5.0,0.0,0.0,0.0 07,0.2,2.1,6.4,11.5,16.0,20.6,24.1,22.2,4.6,0.0,0.0,0.0 08,0.2,2.2,6.6,11.7,16.1,20.8,24.2,21.8,4.2,0.0,0.0,0.0 09,0.2,2.3,6.8,11.9,16.2,20.9,24.3,21.3,3.8,0.0,0.0,0.0 10,0.3,2.4,6.9,12.0,16.4,21.0,24.4,21.0,3.5,0.0,0.0,0.0 11,0.3,2.4,7.1,12.2,16.5,21.2,24.5,20.5,3.1,0.0,0.0,0.0 12,0.3,2.6,7.2,12.5,16.6,21.2,24.5,20.0,2.9,0.0,0.0,0.0 13,0.4,2.7,7.4,12.6,16.7,21.3,24.6,19.6,2.6,0.0,0.0,0.0 14,0.4,2.8,7.6,12.7,16.9,21.3,24.7,19.0,2.4,0.0,0.0,0.0 15,0.5,2.9,7.8,12.8,17.1,21.5,24.8,18.4,2.0,0.0,0.0,0.0 16,0.5,2.9,8.0,13.0,17.2,21.6,24.8,17.8,1.8,0.0,0.0,0.0 17,0.5,3.2,8.1,13.1,17.3,21.8,24.9,17.1,1.5,0.0,0.0,0.0 18,0.5,3.3,8.3,13.2,17.5,21.9,24.9,16.5,1.4,0.0,0.0,0.0 19,0.6,3.4,8.4,13.3,17.7,22.0,25.0,15.9,1.2,0.0,0.0,0.0 20,0.6,3.5,8.6,13.6,17.9,22.1,25.0,15.3,1.0,0.0,0.0,0.0 21,0.6,3.7,8.7,13.8,18.1,22.2,25.0,14.7,0.9,0.0,0.0,0.1 22,0.7,3.9,8.8,13.9,18.3,22.2,24.8,14.2,0.7,0.0,0.0,0.1 23,0.8,4.1,9.0,14.1,18.4,22.3,24.7,13.8,0.6,0.0,0.0,0.1 24,0.9,4.2,9.1,14.2,18.6,22.4,24.7,13.3,0.5,0.0,0.0,0.1 25,1.0,4.4,9.2,14.3,18.8,22.5,24.6,12.8,0.3,0.0,0.0,0.1 26,1.0,4.6,9.4,14.4,19.0,22.6,24.6,12.3,0.2,0.0,0.0,0.1 27,1.1,4.7,9.5,14.6,19.2,22.7,24.5,11.8,0.2,0.0,0.0,0.1 28,1.1,4.8,9.8,14.8,19.3,22.9,24.3,11.2,0.1,0.0,0.0,0.0 29,1.2,4.9,9.9,14.9,,23.1,24.1,10.6,0.0,0.0,0.0,0.0 30,1.2,5.1,10.3,15.0,,23.3,24.0,10.0,0.0,0.0,0.0,0.0 31,1.3,,10.4,15.1,,23.4,,9.4,,0.0,0.0,