#------------------------------------------------- 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: 2023-10-01 to 2024-05-15 # Report Instantaneous Data As: Start of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 436: Darkhorse Lake, 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 Value 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 # Snow Water Equivalent Delta 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 # Snow Depth Value None Instantaneous - Start of Day N/A Inches N/A SNWD Total snow depth # Snow Depth Delta None Instantaneous - Start of Day N/A Inches N/A SNWD Total snow depth # # 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 # #------------------------------------------------------------------------------------------------------ # # Darkhorse Lake (436) # Montana SNOTEL Site - 8945 ft # Reporting Frequency: Daily; Date Range: 2023-10-01 to 2024-05-15 # # As of: May 15, 2024, 9:37:44 AM GMT-08:00 # Date,Snow Water Equivalent (in) Start of Day Values,Change In Snow Water Equivalent (in),Snow Depth (in) Start of Day Values,Change In Snow Depth (in) 2023-10-01,0.0,0.0,0,0 2023-10-02,0.0,0.0,0,0 2023-10-03,0.0,0.0,0,0 2023-10-04,0.0,0.0,0,0 2023-10-05,0.0,0.0,0,0 2023-10-06,0.0,0.0,0,0 2023-10-07,0.0,0.0,0,0 2023-10-08,0.0,0.0,0,0 2023-10-09,0.0,0.0,0,0 2023-10-10,0.0,0.0,0,0 2023-10-11,0.0,0.0,0,0 2023-10-12,0.0,0.0,0,0 2023-10-13,0.0,0.0,0,0 2023-10-14,0.0,0.0,0,0 2023-10-15,0.0,0.0,0,0 2023-10-16,0.0,0.0,0,0 2023-10-17,0.0,0.0,0,0 2023-10-18,0.0,0.0,0,0 2023-10-19,0.0,0.0,0,0 2023-10-20,0.0,0.0,0,0 2023-10-21,0.0,0.0,0,0 2023-10-22,0.0,0.0,0,0 2023-10-23,0.0,0.0,0,0 2023-10-24,0.0,0.0,0,0 2023-10-25,0.0,0.0,0,0 2023-10-26,0.5,0.5,6,6 2023-10-27,0.6,0.1,7,1 2023-10-28,0.9,0.3,12,5 2023-10-29,0.9,0.0,9,-3 2023-10-30,0.9,0.0,8,-1 2023-10-31,1.0,0.1,7,-1 2023-11-01,1.1,0.1,6,-1 2023-11-02,1.1,0.0,6,0 2023-11-03,2.9,1.8,12,6 2023-11-04,3.2,0.3,14,2 2023-11-05,3.4,0.2,15,1 2023-11-06,3.9,0.5,17,2 2023-11-07,4.3,0.4,19,2 2023-11-08,4.4,0.1,20,1 2023-11-09,4.4,0.0,20,0 2023-11-10,4.4,0.0,20,0 2023-11-11,4.4,0.0,20,0 2023-11-12,4.4,0.0,19,-1 2023-11-13,4.4,0.0,18,-1 2023-11-14,4.4,0.0,18,0 2023-11-15,4.4,0.0,17,-1 2023-11-16,4.4,0.0,17,0 2023-11-17,4.4,0.0,17,0 2023-11-18,4.4,0.0,18,1 2023-11-19,4.4,0.0,17,-1 2023-11-20,4.6,0.2,18,1 2023-11-21,4.6,0.0,19,1 2023-11-22,4.7,0.1,19,0 2023-11-23,4.7,0.0,19,0 2023-11-24,4.7,0.0,20,1 2023-11-25,4.7,0.0,19,-1 2023-11-26,4.7,0.0,19,0 2023-11-27,4.8,0.1,20,1 2023-11-28,4.8,0.0,19,-1 2023-11-29,4.8,0.0,19,0 2023-11-30,4.8,0.0,19,0 2023-12-01,4.8,0.0,19,0 2023-12-02,5.1,0.3,26,7 2023-12-03,5.4,0.3,26,0 2023-12-04,6.2,0.8,28,2 2023-12-05,6.5,0.3,29,1 2023-12-06,6.5,0.0,27,-2 2023-12-07,6.5,0.0,27,0 2023-12-08,7.2,0.7,33,6 2023-12-09,7.4,0.2,37,4 2023-12-10,7.6,0.2,35,-2 2023-12-11,8.4,0.8,38,3 2023-12-12,8.5,0.1,37,-1 2023-12-13,8.5,0.0,35,-2 2023-12-14,8.5,0.0,35,0 2023-12-15,8.5,0.0,35,0 2023-12-16,8.6,0.1,34,-1 2023-12-17,8.5,-0.1,34,0 2023-12-18,8.5,0.0,33,-1 2023-12-19,8.7,0.2,34,1 2023-12-20,8.7,0.0,34,0 2023-12-21,8.7,0.0,33,-1 2023-12-22,8.7,0.0,33,0 2023-12-23,9.0,0.3,36,3 2023-12-24,8.9,-0.1,35,-1 2023-12-25,9.0,0.1,35,0 2023-12-26,9.0,0.0,36,1 2023-12-27,9.0,0.0,36,0 2023-12-28,9.1,0.1,36,0 2023-12-29,9.1,0.0,35,-1 2023-12-30,9.2,0.1,35,0 2023-12-31,9.2,0.0,34,-1 2024-01-01,9.2,0.0,34,0 2024-01-02,9.1,-0.1,34,0 2024-01-03,9.1,0.0,34,0 2024-01-04,9.2,0.1,35,1 2024-01-05,9.3,0.1,37,2 2024-01-06,9.5,0.2,40,3 2024-01-07,9.6,0.1,40,0 2024-01-08,9.7,0.1,42,2 2024-01-09,9.9,0.2,41,-1 2024-01-10,10.8,0.9,50,9 2024-01-11,11.0,0.2,51,1 2024-01-12,11.5,0.5,54,3 2024-01-13,11.7,0.2,52,-2 2024-01-14,11.8,0.1,50,-2 2024-01-15,11.8,0.0,50,0 2024-01-16,11.8,0.0,48,-2 2024-01-17,11.8,0.0,47,-1 2024-01-18,12.5,0.7,50,3 2024-01-19,12.5,0.0,48,-2 2024-01-20,12.8,0.3,49,1 2024-01-21,12.9,0.1,49,0 2024-01-22,12.9,0.0,49,0 2024-01-23,13.0,0.1,48,-1 2024-01-24,13.0,0.0,47,-1 2024-01-25,13.0,0.0,47,0 2024-01-26,13.0,0.0,47,0 2024-01-27,13.0,0.0,47,0 2024-01-28,13.2,0.2,47,0 2024-01-29,13.2,0.0,47,0 2024-01-30,13.2,0.0,46,-1 2024-01-31,13.2,0.0,46,0 2024-02-01,13.2,0.0,46,0 2024-02-02,13.2,0.0,45,-1 2024-02-03,13.7,0.5,51,6 2024-02-04,14.0,0.3,53,2 2024-02-05,14.1,0.1,52,-1 2024-02-06,14.2,0.1,52,0 2024-02-07,14.5,0.3,53,1 2024-02-08,14.8,0.3,57,4 2024-02-09,14.8,0.0,57,0 2024-02-10,14.9,0.1,57,0 2024-02-11,15.0,0.1,57,0 2024-02-12,15.1,0.1,56,-1 2024-02-13,15.2,0.1,57,1 2024-02-14,15.2,0.0,56,-1 2024-02-15,15.4,0.2,58,2 2024-02-16,15.9,0.5,61,3 2024-02-17,16.0,0.1,62,1 2024-02-18,16.2,0.2,60,-2 2024-02-19,16.2,0.0,59,-1 2024-02-20,16.2,0.0,58,-1 2024-02-21,16.2,0.0,58,0 2024-02-22,16.3,0.1,57,-1 2024-02-23,16.4,0.1,57,0 2024-02-24,16.4,0.0,57,0 2024-02-25,16.4,0.0,56,-1 2024-02-26,16.4,0.0,55,-1 2024-02-27,16.4,0.0,56,1 2024-02-28,16.8,0.4,58,2 2024-02-29,16.9,0.1,58,0 2024-03-01,17.3,0.4,59,1 2024-03-02,17.3,0.0,59,0 2024-03-03,17.8,0.5,62,3 2024-03-04,17.9,0.1,62,0 2024-03-05,18.1,0.2,63,1 2024-03-06,18.5,0.4,71,8 2024-03-07,18.4,-0.1,67,-4 2024-03-08,18.4,0.0,65,-2 2024-03-09,18.5,0.1,64,-1 2024-03-10,18.4,-0.1,62,-2 2024-03-11,18.4,0.0,62,0 2024-03-12,18.5,0.1,61,-1 2024-03-13,18.9,0.4,65,4 2024-03-14,19.0,0.1,67,2 2024-03-15,19.0,0.0,64,-3 2024-03-16,19.2,0.2,63,-1 2024-03-17,19.2,0.0,62,-1 2024-03-18,19.2,0.0,60,-2 2024-03-19,19.2,0.0,60,0 2024-03-20,19.2,0.0,58,-2 2024-03-21,19.1,-0.1,58,0 2024-03-22,19.5,0.4,61,3 2024-03-23,19.6,0.1,60,-1 2024-03-24,20.3,0.7,65,5 2024-03-25,20.8,0.5,68,3 2024-03-26,20.9,0.1,68,0 2024-03-27,21.0,0.1,69,1 2024-03-28,21.2,0.2,68,-1 2024-03-29,21.7,0.5,70,2 2024-03-30,21.7,0.0,70,0 2024-03-31,21.8,0.1,70,0 2024-04-01,21.9,0.1,71,1 2024-04-02,21.9,0.0,69,-2 2024-04-03,22.0,0.1,67,-2 2024-04-04,22.2,0.2,67,0 2024-04-05,22.8,0.6,70,3 2024-04-06,23.1,0.3,72,2 2024-04-07,23.2,0.1,72,0 2024-04-08,23.4,0.2,72,0 2024-04-09,23.5,0.1,72,0 2024-04-10,23.7,0.2,73,1 2024-04-11,23.7,0.0,72,-1 2024-04-12,23.7,0.0,70,-2 2024-04-13,24.0,0.3,68,-2 2024-04-14,24.0,0.0,66,-2 2024-04-15,24.0,0.0,66,0 2024-04-16,23.8,-0.2,65,-1 2024-04-17,23.9,0.1,65,0 2024-04-18,24.0,0.1,68,3 2024-04-19,24.2,0.2,65,-3 2024-04-20,24.2,0.0,65,0 2024-04-21,24.2,0.0,65,0 2024-04-22,24.2,0.0,64,-1 2024-04-23,24.2,0.0,63,-1 2024-04-24,24.0,-0.2,62,-1 2024-04-25,23.9,-0.1,61,-1 2024-04-26,23.6,-0.3,60,-1 2024-04-27,25.0,1.4,72,12 2024-04-28,25.3,0.3,68,-4 2024-04-29,25.4,0.1,68,0 2024-04-30,25.6,0.2,70,2 2024-05-01,25.6,0.0,70,0 2024-05-02,25.6,0.0,69,-1 2024-05-03,25.7,0.1,68,-1 2024-05-04,25.6,-0.1,68,0 2024-05-05,25.7,0.1,66,-2 2024-05-06,26.6,0.9,75,9 2024-05-07,27.3,0.7,76,1 2024-05-08,27.7,0.4,77,1 2024-05-09,27.8,0.1,76,-1 2024-05-10,27.8,0.0,74,-2 2024-05-11,27.6,-0.2,70,-4 2024-05-12,27.5,-0.1,67,-3 2024-05-13,27.0,-0.5,65,-2 2024-05-14,26.4,-0.6,63,-2 2024-05-15,26.2,-0.2,62,-1