#------------------------------------------------- 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: Hourly # Date Range: 2024-04-11 22:00 to 2024-04-18 21:00 # # 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 Value None Instantaneous 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 N/A Inches N/A SNWD Total snow depth # Precipitation Accumulation Value None Instantaneous N/A Inches N/A PREC Water year accumulated precipitation # Air Temperature Observed Value None Instantaneous N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # # 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: Hourly; Date Range: 2024-04-11 22:00 to 2024-04-18 21:00 # # As of: Apr 18, 2024, 9:12:16 PM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2024-04-11 22:00,26.5,65,,38.5 2024-04-11 23:00,26.5,65,,38.3 2024-04-12 00:00,26.4,64,35.7,43.9 2024-04-12 01:00,26.4,64,,41.7 2024-04-12 02:00,26.4,65,,36.7 2024-04-12 03:00,26.4,65,,35.4 2024-04-12 04:00,26.4,65,,34.7 2024-04-12 05:00,26.3,65,,34.7 2024-04-12 06:00,26.3,64,,37.6 2024-04-12 07:00,26.3,64,,44.8 2024-04-12 08:00,26.3,64,,48.2 2024-04-12 09:00,26.3,64,,51.1 2024-04-12 10:00,26.3,64,,52.9 2024-04-12 11:00,26.4,64,,54.1 2024-04-12 12:00,26.4,64,,55.8 2024-04-12 13:00,26.4,63,,56.5 2024-04-12 14:00,26.4,62,,58.5 2024-04-12 15:00,26.5,62,,55.8 2024-04-12 16:00,26.4,62,,55.6 2024-04-12 17:00,26.4,62,,46.4 2024-04-12 18:00,26.4,62,,43.0 2024-04-12 19:00,26.3,62,,39.9 2024-04-12 20:00,26.3,62,,41.4 2024-04-12 21:00,26.2,62,,40.3 2024-04-12 22:00,26.1,62,,45.1 2024-04-12 23:00,26.2,62,,39.7 2024-04-13 00:00,26.3,62,35.8,37.6 2024-04-13 01:00,26.2,62,,37.4 2024-04-13 02:00,26.2,62,,34.2 2024-04-13 03:00,26.2,62,,34.0 2024-04-13 04:00,26.2,62,,33.8 2024-04-13 05:00,26.1,62,,34.2 2024-04-13 06:00,26.0,62,,40.5 2024-04-13 07:00,26.0,62,,45.5 2024-04-13 08:00,26.0,62,,48.2 2024-04-13 09:00,26.0,62,,49.1 2024-04-13 10:00,26.0,62,,50.7 2024-04-13 11:00,26.0,61,,52.9 2024-04-13 12:00,25.9,61,,54.0 2024-04-13 13:00,25.9,60,,56.1 2024-04-13 14:00,25.9,60,,56.5 2024-04-13 15:00,25.9,60,,58.6 2024-04-13 16:00,25.9,60,,55.0 2024-04-13 17:00,25.8,59,,46.2 2024-04-13 18:00,25.8,60,,42.6 2024-04-13 19:00,25.8,60,,40.1 2024-04-13 20:00,25.7,60,,39.0 2024-04-13 21:00,25.7,60,,39.4 2024-04-13 22:00,25.6,60,,39.0 2024-04-13 23:00,25.6,60,,37.9 2024-04-14 00:00,25.5,60,35.8,37.4 2024-04-14 01:00,25.4,60,,37.6 2024-04-14 02:00,25.4,60,,37.4 2024-04-14 03:00,25.4,60,,36.5 2024-04-14 04:00,25.3,60,,37.8 2024-04-14 05:00,25.3,60,,36.5 2024-04-14 06:00,25.2,60,,41.5 2024-04-14 07:00,25.2,60,,47.5 2024-04-14 08:00,25.2,59,,50.7 2024-04-14 09:00,25.2,60,,53.6 2024-04-14 10:00,25.2,59,,56.8 2024-04-14 11:00,25.2,59,,59.4 2024-04-14 12:00,25.2,59,,60.3 2024-04-14 13:00,25.1,58,,61.0 2024-04-14 14:00,25.2,58,,57.0 2024-04-14 15:00,25.3,57,,51.6 2024-04-14 16:00,25.4,57,,46.8 2024-04-14 17:00,25.4,57,,44.1 2024-04-14 18:00,25.3,57,,42.3 2024-04-14 19:00,25.3,57,,41.0 2024-04-14 20:00,25.3,58,,41.2 2024-04-14 21:00,25.3,58,,37.0 2024-04-14 22:00,25.2,58,,36.0 2024-04-14 23:00,25.2,58,,38.7 2024-04-15 00:00,25.1,58,35.8,36.7 2024-04-15 01:00,25.1,58,,38.7 2024-04-15 02:00,25.1,58,,36.9 2024-04-15 03:00,25.0,58,,35.6 2024-04-15 04:00,25.0,58,,35.8 2024-04-15 05:00,24.9,58,,36.7 2024-04-15 06:00,24.9,58,,37.0 2024-04-15 07:00,24.8,58,,38.1 2024-04-15 08:00,24.8,57,,38.8 2024-04-15 09:00,24.7,57,,41.2 2024-04-15 10:00,24.7,57,,43.5 2024-04-15 11:00,24.7,57,,42.6 2024-04-15 12:00,24.6,56,,45.1 2024-04-15 13:00,24.7,56,,42.6 2024-04-15 14:00,24.7,56,,41.9 2024-04-15 15:00,24.7,56,,41.2 2024-04-15 16:00,24.7,56,,42.8 2024-04-15 17:00,24.7,56,,39.9 2024-04-15 18:00,24.7,56,,38.1 2024-04-15 19:00,24.6,56,,36.9 2024-04-15 20:00,24.6,56,,36.1 2024-04-15 21:00,24.6,56,,36.5 2024-04-15 22:00,24.5,56,,35.1 2024-04-15 23:00,24.5,56,,34.5 2024-04-16 00:00,24.4,56,35.8,33.8 2024-04-16 01:00,24.4,56,,32.9 2024-04-16 02:00,24.3,56,,32.0 2024-04-16 03:00,24.2,56,,31.8 2024-04-16 04:00,24.2,56,,31.6 2024-04-16 05:00,24.1,56,,30.7 2024-04-16 06:00,24.1,56,,29.8 2024-04-16 07:00,24.0,55,,30.6 2024-04-16 09:00,23.9,55,36.1,34.3 2024-04-16 10:00,23.9,55,36.0,34.3 2024-04-16 11:00,23.9,55,36.0,34.9 2024-04-16 12:00,23.9,55,36.0,36.5 2024-04-16 13:00,23.8,55,36.0,35.2 2024-04-16 14:00,23.8,55,36.0,35.1 2024-04-16 15:00,23.8,55,36.0,33.6 2024-04-16 16:00,23.7,55,36.0,32.7 2024-04-16 17:00,23.6,55,36.0,31.6 2024-04-16 18:00,23.6,55,35.9,29.1 2024-04-16 19:00,23.6,55,35.9,26.8 2024-04-16 20:00,23.6,55,35.9,25.9 2024-04-16 21:00,23.5,55,35.9,25.3 2024-04-16 22:00,23.5,55,35.8,24.4 2024-04-16 23:00,23.4,55,35.8,23.7 2024-04-17 00:00,23.4,55,35.8,22.5 2024-04-17 01:00,23.4,55,35.8,22.8 2024-04-17 02:00,23.3,55,35.8,22.6 2024-04-17 03:00,23.3,55,35.8,22.5 2024-04-17 04:00,23.3,55,35.8,21.7 2024-04-17 05:00,23.2,55,35.8,21.4 2024-04-17 06:00,23.2,55,35.8,21.2 2024-04-17 07:00,23.2,55,35.9,20.5 2024-04-17 08:00,23.2,56,35.9,24.4 2024-04-17 09:00,23.2,56,36.0,24.3 2024-04-17 10:00,23.2,57,36.1,24.8 2024-04-17 11:00,23.2,57,36.1,24.8 2024-04-17 12:00,23.3,57,36.1,29.7 2024-04-17 13:00,23.3,56,36.2,27.5 2024-04-17 14:00,23.4,56,36.2,30.6 2024-04-17 15:00,23.4,56,36.2,29.7 2024-04-17 16:00,23.4,56,36.2,28.6 2024-04-17 17:00,23.3,56,36.2,27.5 2024-04-17 18:00,23.3,56,36.1,24.4 2024-04-17 19:00,23.3,56,36.1,19.4 2024-04-17 20:00,23.3,56,36.0,16.7 2024-04-17 21:00,23.3,56,36.0,15.4 2024-04-17 22:00,23.3,56,35.9,14.5 2024-04-17 23:00,23.3,56,35.9,14.2 2024-04-18 00:00,23.3,56,35.9,13.6 2024-04-18 01:00,23.3,56,35.9,13.5 2024-04-18 02:00,23.2,56,35.8,13.3 2024-04-18 03:00,23.2,56,35.8,13.5 2024-04-18 04:00,23.1,56,35.8,13.3 2024-04-18 05:00,23.1,56,35.8,13.5 2024-04-18 06:00,23.1,56,35.8,20.7 2024-04-18 07:00,23.0,56,35.9,23.2 2024-04-18 08:00,23.0,56,36.1,26.4 2024-04-18 09:00,22.9,56,36.1,28.6 2024-04-18 10:00,22.8,56,36.2,31.5 2024-04-18 11:00,22.6,56,36.2,34.0 2024-04-18 12:00,22.7,55,36.3,34.5 2024-04-18 13:00,22.9,54,36.3,35.4 2024-04-18 14:00,23.0,54,36.3,33.6 2024-04-18 15:00,23.1,54,36.2,31.3 2024-04-18 16:00,23.1,55,36.2,32.4 2024-04-18 17:00,23.2,54,36.2,30.4 2024-04-18 18:00,23.2,55,36.2,28.4 2024-04-18 19:00,23.2,55,36.1,25.2 2024-04-18 20:00,23.2,55,36.1,23.7