#------------------------------------------------- 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/wps/portal/wcc/home/dataAccessHelp/helpCenters/reportGeneratorHelp/ # 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 836: Twin Lakes, 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 Median (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 # #------------------------------------------------------------------------------------------------------ # # Twin Lakes (836) # Montana SNOTEL Site - 6400 ft # Reporting Frequency: Daily; Date Range: 1990-10-01 to 1991-09-30 # # As of: Jan 25, 2022 9:34:48 AM GMT-08:00 # Day,Oct,Nov,Dec,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep ,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values,Median Snow Water Equivalent (1991-2020) (in) Start of Month Values 01,0.0,1.0,7.6,17.0,25.8,32.8,38.4,38.7,12.4,0.0,0.0,0.0 02,0.0,1.2,8.2,17.0,26.2,33.0,38.0,38.4,11.2,0.0,0.0,0.0 03,0.0,1.4,8.2,17.4,26.3,33.6,38.1,37.6,10.0,0.0,0.0,0.0 04,0.0,1.6,8.4,17.6,26.3,34.0,38.2,37.4,8.7,0.0,0.0,0.0 05,0.0,1.8,8.4,17.7,26.2,33.9,38.2,37.2,7.1,0.0,0.0,0.0 06,0.0,1.8,8.5,17.9,26.6,34.2,38.2,36.6,5.6,0.0,0.0,0.0 07,0.0,1.8,8.6,18.1,27.4,34.6,38.6,35.8,5.1,0.0,0.0,0.0 08,0.0,2.0,8.8,18.6,27.6,35.4,40.0,35.2,3.7,0.0,0.0,0.0 09,0.0,2.2,9.0,18.8,27.7,35.5,40.4,34.8,2.2,0.0,0.0,0.0 10,0.0,2.4,9.2,19.1,27.8,35.5,40.8,34.2,1.4,0.0,0.0,0.0 11,0.0,2.8,9.4,19.6,27.9,35.6,40.8,33.3,0.6,0.0,0.0,0.0 12,0.0,2.9,9.5,20.0,28.1,35.8,40.3,32.2,0.0,0.0,0.0,0.0 13,0.0,3.0,10.2,20.4,28.5,35.9,39.8,31.4,0.0,0.0,0.0,0.0 14,0.0,3.2,10.6,21.0,28.8,36.2,39.2,30.6,0.0,0.0,0.0,0.0 15,0.0,3.4,11.0,21.6,29.0,36.2,39.2,29.4,0.0,0.0,0.0,0.0 16,0.0,3.8,11.3,21.6,29.5,36.8,39.2,28.6,0.0,0.0,0.0,0.0 17,0.0,3.8,11.4,22.6,29.6,36.6,39.2,27.6,0.0,0.0,0.0,0.0 18,0.0,4.1,11.9,22.6,29.8,36.8,39.2,26.6,0.0,0.0,0.0,0.0 19,0.0,4.2,12.4,22.7,30.1,37.0,39.2,25.8,0.0,0.0,0.0,0.0 20,0.0,4.6,12.6,23.0,30.3,37.2,38.6,25.0,0.0,0.0,0.0,0.0 21,0.0,4.7,13.0,23.1,30.6,37.3,38.4,23.6,0.0,0.0,0.0,0.0 22,0.1,5.0,13.0,23.6,30.9,37.6,38.4,23.0,0.0,0.0,0.0,0.0 23,0.1,5.5,13.7,23.5,31.0,37.8,38.4,22.4,0.0,0.0,0.0,0.0 24,0.2,5.8,14.2,24.0,31.2,37.6,38.4,22.0,0.0,0.0,0.0,0.0 25,0.4,6.4,14.5,24.1,31.9,37.5,38.2,21.1,0.0,0.0,0.0,0.0 26,0.4,6.8,15.0,24.2,32.4,37.8,38.6,20.0,0.0,0.0,0.0,0.0 27,0.6,6.9,15.3,24.6,32.6,38.0,38.6,18.6,0.0,0.0,0.0,0.0 28,0.7,7.0,15.4,24.8,32.6,38.4,38.4,17.3,0.0,0.0,0.0,0.0 29,0.8,7.0,15.8,25.1,,38.6,38.3,16.1,0.0,0.0,0.0,0.0 30,1.0,7.0,16.0,25.2,,38.8,38.3,14.8,0.0,0.0,0.0,0.0 31,0.8,,16.4,25.7,,38.8,,13.6,,0.0,0.0,