#------------------------------------------------- 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: 2025-05-19 09:00 to 2025-05-20 08:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 356: Blue Lakes, CA # # 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 # Air Temperature Maximum Value None Hour N/A Degrees fahrenheit N/A TMAX Maximum air temperature - sub-hourly sampling frequency # Air Temperature Minimum Value None Hour N/A Degrees fahrenheit N/A TMIN Minimum air temperature - sub-hourly sampling frequency # Air Temperature Average Value None Hour N/A Degrees fahrenheit N/A TAVG Average air temperature - sub-hourly sampling frequency # # 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 # #------------------------------------------------------------------------------------------------------ # # Blue Lakes (356) # California SNOTEL Site - 8060 ft # Reporting Frequency: Hourly; Date Range: 2025-05-19 09:00 to 2025-05-20 08:00 # # As of: May 20, 2025, 8:41:58 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF),Air Temperature Maximum (degF),Air Temperature Minimum (degF),Air Temperature Average (degF) 2025-05-19 09:00,5.1,5,30.4,49.5,,, 2025-05-19 10:00,5.1,3,30.5,51.3,,, 2025-05-19 11:00,5.0,2,30.5,53.2,,, 2025-05-19 12:00,4.7,2,30.5,56.1,,, 2025-05-19 13:00,4.4,2,30.4,55.9,,, 2025-05-19 14:00,4.3,2,30.4,55.6,,, 2025-05-19 15:00,4.2,2,30.4,53.8,,, 2025-05-19 16:00,4.2,2,30.4,52.2,,, 2025-05-19 17:00,4.1,2,30.4,50.7,,, 2025-05-19 18:00,4.0,2,30.4,48.6,,, 2025-05-19 19:00,4.0,2,30.4,45.7,,, 2025-05-19 20:00,3.9,3,30.4,42.3,,, 2025-05-19 21:00,3.9,4,30.3,39.0,,, 2025-05-19 22:00,3.8,4,30.3,35.8,,, 2025-05-19 23:00,3.8,5,30.2,35.1,,, 2025-05-20 00:00,3.8,6,30.2,33.6,,, 2025-05-20 01:00,3.8,5,30.2,32.0,,, 2025-05-20 02:00,3.8,5,30.2,31.1,,, 2025-05-20 03:00,3.7,5,30.2,30.7,,, 2025-05-20 04:00,3.7,5,30.2,30.2,,, 2025-05-20 05:00,3.7,5,30.2,29.8,,, 2025-05-20 06:00,3.7,5,30.2,32.0,,, 2025-05-20 07:00,3.8,5,30.2,37.8,,, 2025-05-20 08:00,3.9,5,30.3,48.2,,,