#------------------------------------------------- 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: 2025-07-09 23:00 to 2025-07-12 22:00 # # 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 # K Estimate Estimate # C Correction A different equation has been applied to the original sensor voltage # B Back Estimate Regression-based estimate for homogenizing collocated Snow Course and Snow Pillow data sets # X External Estimate External estimate # S Suspect Suspect data # M Missing Value is missing # # 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: 2025-07-09 23:00 to 2025-07-12 22:00 # # As of: Jul 12, 2025, 10:30:41 PM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2025-07-09 23:00,0.1,1,24.60,44.4 2025-07-10 00:00,0.0,0,24.60,46.2 2025-07-10 01:00,0.0,0,24.60,46.2 2025-07-10 02:00,0.0,1,24.60,44.1 2025-07-10 03:00,0.0,1,24.60,42.4 2025-07-10 04:00,0.0,1,24.60,41.5 2025-07-10 05:00,0.0,0,24.60,46.9 2025-07-10 06:00,0.1,,24.70,59.0 2025-07-10 07:00,0.1,0,24.80,62.8 2025-07-10 08:00,0.1,0,24.80,64.6 2025-07-10 09:00,0.1,0,24.80,67.1 2025-07-10 10:00,0.1,0,24.80,69.6 2025-07-10 11:00,0.1,0,24.80,70.9 2025-07-10 12:00,0.1,0,24.80,69.1 2025-07-10 13:00,0.1,0,24.70,71.4 2025-07-10 14:00,0.1,0,24.70,69.8 2025-07-10 15:00,0.1,0,24.70,71.2 2025-07-10 16:00,0.1,1,24.80,70.9 2025-07-10 17:00,0.1,0,24.70,66.4 2025-07-10 18:00,0.1,0,24.70,60.1 2025-07-10 19:00,0.1,1,24.70,52.0 2025-07-10 20:00,0.1,1,24.70,47.7 2025-07-10 21:00,0.1,0,24.60,54.7 2025-07-10 22:00,0.1,0,24.60,44.6 2025-07-10 23:00,0.0,1,24.60,40.8 2025-07-11 00:00,0.0,0,24.60,40.1 2025-07-11 01:00,0.0,0,24.60,41.4 2025-07-11 02:00,0.0,0,24.60,39.9 2025-07-11 03:00,0.0,1,24.60,37.6 2025-07-11 04:00,0.0,0,24.60,38.8 2025-07-11 05:00,0.0,0,24.60,42.6 2025-07-11 06:00,0.0,0,24.70,51.8 2025-07-11 07:00,0.1,1,24.80,61.2 2025-07-11 08:00,0.1,0,24.80,63.1 2025-07-11 09:00,0.1,0,24.80,65.5 2025-07-11 10:00,0.1,1,24.70,68.0 2025-07-11 11:00,0.1,0,24.70,70.2 2025-07-11 12:00,0.1,1,24.70,70.5 2025-07-11 13:00,0.1,0,24.70,72.5 2025-07-11 14:00,0.1,0,24.80,72.1 2025-07-11 15:00,0.1,0,24.80,72.5 2025-07-11 16:00,0.1,0,24.70,69.8 2025-07-11 17:00,0.1,0,24.70,65.5 2025-07-11 18:00,0.1,0,24.70,64.4 2025-07-11 19:00,0.1,0,24.70,54.1 2025-07-11 20:00,0.1,0,24.70,50.7 2025-07-11 21:00,0.1,0,24.70,48.4 2025-07-11 22:00,0.1,0,24.60,56.1 2025-07-11 23:00,0.1,0,24.70,47.5 2025-07-12 00:00,0.1,1,24.60,45.1 2025-07-12 01:00,0.0,1,24.60,43.7 2025-07-12 02:00,0.0,0,24.60,53.8 2025-07-12 03:00,0.0,0,24.70,43.0 2025-07-12 04:00,0.0,1,24.60,40.3 2025-07-12 05:00,0.0,0,24.60,42.4 2025-07-12 06:00,0.1,0,24.70,55.9 2025-07-12 07:00,0.1,0,24.80,59.5 2025-07-12 08:00,0.1,0,24.80,60.8 2025-07-12 09:00,0.1,0,24.70,62.8 2025-07-12 10:00,0.1,0,24.70,65.3 2025-07-12 11:00,0.1,0,24.70,67.5 2025-07-12 12:00,0.1,0,24.70,69.6 2025-07-12 13:00,0.1,0,24.70,66.4 2025-07-12 14:00,0.1,0,24.80,55.4 2025-07-12 15:00,0.1,0,24.70,58.3 2025-07-12 16:00,0.1,0,24.80,60.6 2025-07-12 17:00,0.1,,24.80,59.2 2025-07-12 18:00,0.1,1,24.80,54.0 2025-07-12 19:00,0.1,,24.70,50.0 2025-07-12 20:00,0.1,0,24.70,57.2 2025-07-12 21:00,0.1,1,24.70,54.5 2025-07-12 22:00,0.1,,24.70,49.6