#------------------------------------------------- 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: 2025-02-10 08:00 to 2025-02-13 07:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 840: Upper San Juan, CO # # 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 # #------------------------------------------------------------------------------------------------------ # # Upper San Juan (840) # Colorado SNOTEL Site - 10140 ft # Reporting Frequency: Hourly; Date Range: 2025-02-10 08:00 to 2025-02-13 07:00 # # As of: Feb 13, 2025, 7:39:54 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2025-02-10 08:00,7.2,28,11.40,24.8 2025-02-10 09:00,7.2,28,11.50,24.8 2025-02-10 10:00,7.3,28,11.50,27.0 2025-02-10 11:00,7.4,28,11.60,27.9 2025-02-10 12:00,7.5,28,11.60,29.3 2025-02-10 13:00,7.5,28,11.60,29.3 2025-02-10 14:00,7.4,28,11.60,27.0 2025-02-10 15:00,7.4,28,11.60,22.8 2025-02-10 16:00,7.4,28,11.50,22.3 2025-02-10 17:00,7.5,29,11.50,21.4 2025-02-10 18:00,7.5,28,11.40,14.7 2025-02-10 19:00,7.4,29,11.40,14.9 2025-02-10 20:00,7.2,28,11.40,19.6 2025-02-10 21:00,7.2,28,11.40,21.6 2025-02-10 22:00,7.3,29,11.40,18.3 2025-02-10 23:00,7.3,29,11.40,20.5 2025-02-11 00:00,7.2,29,11.40,21.4 2025-02-11 01:00,7.3,29,11.40,23.4 2025-02-11 02:00,7.3,29,11.40,22.6 2025-02-11 03:00,7.4,29,11.40,22.3 2025-02-11 04:00,7.4,29,11.40,21.4 2025-02-11 05:00,7.5,29,11.40,20.1 2025-02-11 06:00,7.4,29,11.40,19.0 2025-02-11 07:00,7.4,28,11.40,19.6 2025-02-11 08:00,7.3,29,11.40,20.7 2025-02-11 09:00,7.4,28,11.50,20.5 2025-02-11 10:00,7.4,28,11.50,21.0 2025-02-11 11:00,7.5,28,11.60,23.4 2025-02-11 12:00,7.6,28,11.60,23.7 2025-02-11 13:00,7.7,28,11.60,24.3 2025-02-11 14:00,7.7,28,11.50,23.7 2025-02-11 15:00,7.7,28,11.50,22.6 2025-02-11 16:00,7.6,28,11.50,22.3 2025-02-11 17:00,7.5,29,11.50,19.4 2025-02-11 18:00,7.5,29,11.40,18.3 2025-02-11 19:00,7.5,29,11.50,18.0 2025-02-11 20:00,7.5,29,11.40,19.9 2025-02-11 21:00,7.5,29,11.40,18.9 2025-02-11 22:00,7.5,29,11.40,17.6 2025-02-11 23:00,7.4,28,11.40,15.1 2025-02-12 00:00,7.4,29,11.40,14.0 2025-02-12 01:00,7.4,29,11.40,13.6 2025-02-12 02:00,7.4,29,11.40,12.0 2025-02-12 03:00,7.4,29,11.40,10.4 2025-02-12 04:00,7.3,29,11.40,7.9 2025-02-12 05:00,7.3,29,11.30,5.0 2025-02-12 06:00,7.2,29,11.30,2.5 2025-02-12 07:00,7.1,28,11.30,4.5 2025-02-12 08:00,7.1,28,11.50,6.8 2025-02-12 09:00,7.2,27,11.60,9.3 2025-02-12 10:00,7.3,28,11.80,12.0 2025-02-12 11:00,7.3,28,11.70,14.5 2025-02-12 12:00,7.4,28,11.70,14.9 2025-02-12 13:00,7.4,28,11.60,14.7 2025-02-12 14:00,7.5,28,11.70,16.2 2025-02-12 15:00,7.4,28,11.60,14.7 2025-02-12 16:00,7.4,28,11.60,14.4 2025-02-12 17:00,7.4,28,11.50,10.9 2025-02-12 18:00,7.2,28,11.40,9.1 2025-02-12 19:00,7.1,29,11.40,7.7 2025-02-12 20:00,7.1,28,11.40,5.7 2025-02-12 21:00,7.0,28,11.30,4.6 2025-02-12 22:00,6.9,28,11.30,4.8 2025-02-12 23:00,6.9,28,11.30,-1.8 2025-02-13 00:00,6.4,28,11.20,-6.0 2025-02-13 01:00,6.2,28,11.20,-7.6 2025-02-13 02:00,6.2,28,11.20,-8.3 2025-02-13 03:00,6.1,28,11.20,-9.4 2025-02-13 04:00,6.0,28,11.20,-7.4 2025-02-13 05:00,6.0,28,11.10,-9.6 2025-02-13 06:00,6.0,29,11.10,-7.8 2025-02-13 07:00,6.1,26,11.20,-2.2