#------------------------------------------------- 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: 2024-05-10 11:00 to 2024-05-13 10:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1103: Mt. Alyeska, AK # # Data items provided in this file: # # Element Name Value Type Function Type Function Duration Base Data Measurement Units Sensor Depth Element Code Description # Air Temperature Observed Value None Instantaneous N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # Precipitation Accumulation Value None Instantaneous N/A Inches N/A PREC Water year accumulated precipitation # 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 # Solar Radiation Average Value None Hour N/A Watts/meter squared N/A SRADV Average solar radiation # # 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 # #------------------------------------------------------------------------------------------------------ # # Mt. Alyeska (1103) # Alaska SNOTEL Site - 1540 ft # Reporting Frequency: Hourly; Date Range: 2024-05-10 11:00 to 2024-05-13 10:00 # # As of: May 13, 2024, 10:51:22 AM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Water Equivalent (in),Snow Depth (in),Solar Radiation Average (watt/m2) 2024-05-10 11:00,35.0,46.7,24.5,59, 2024-05-10 12:00,35.0,46.7,24.5,59, 2024-05-10 13:00,34.0,46.8,24.4,59, 2024-05-10 14:00,36.0,46.8,24.5,, 2024-05-10 15:00,34.0,46.8,24.5,59, 2024-05-10 16:00,34.0,46.8,24.5,60, 2024-05-10 17:00,34.0,46.8,24.5,58, 2024-05-10 18:00,34.0,46.8,24.5,58, 2024-05-10 19:00,34.0,46.9,24.5,60, 2024-05-10 20:00,34.0,46.9,24.5,60, 2024-05-10 21:00,34.0,46.9,24.5,58, 2024-05-10 22:00,33.0,46.9,24.5,59, 2024-05-10 23:00,34.0,47.0,24.5,60, 2024-05-11 00:00,33.0,47.0,24.5,60, 2024-05-11 01:00,34.0,47.0,24.5,, 2024-05-11 02:00,34.0,47.1,24.5,61, 2024-05-11 03:00,33.0,47.1,24.6,59, 2024-05-11 04:00,34.0,47.1,24.6,60, 2024-05-11 05:00,33.0,47.1,24.6,, 2024-05-11 06:00,34.0,47.1,24.6,62, 2024-05-11 07:00,34.0,47.2,24.6,61, 2024-05-11 08:00,34.0,47.2,24.7,61, 2024-05-11 09:00,34.0,47.3,24.7,63, 2024-05-11 10:00,35.0,47.3,24.8,62, 2024-05-11 11:00,35.0,47.3,24.8,63, 2024-05-11 12:00,35.0,47.4,24.8,63, 2024-05-11 13:00,36.0,47.3,24.8,63, 2024-05-11 14:00,35.0,47.4,24.8,63, 2024-05-11 15:00,36.0,47.4,24.9,62, 2024-05-11 16:00,36.0,47.4,24.9,62, 2024-05-11 17:00,35.0,47.4,24.9,62, 2024-05-11 18:00,34.0,47.5,24.9,62, 2024-05-11 19:00,35.0,47.5,25.0,62, 2024-05-11 20:00,35.0,47.5,25.0,62, 2024-05-11 21:00,35.0,47.6,25.0,62, 2024-05-11 22:00,34.0,47.6,25.0,62, 2024-05-11 23:00,33.0,47.6,25.0,61, 2024-05-12 00:00,33.0,47.7,25.0,62, 2024-05-12 01:00,33.0,47.7,25.0,62, 2024-05-12 02:00,34.0,47.7,25.0,62, 2024-05-12 03:00,34.0,47.7,25.0,61, 2024-05-12 04:00,34.0,47.7,25.0,61, 2024-05-12 05:00,34.0,47.7,25.0,61, 2024-05-12 06:00,34.0,47.7,25.0,61, 2024-05-12 07:00,35.0,47.7,25.0,61, 2024-05-12 08:00,36.0,47.7,25.0,62, 2024-05-12 09:00,36.0,47.7,25.0,62, 2024-05-12 10:00,37.0,47.8,25.0,61, 2024-05-12 11:00,38.0,47.8,25.0,62, 2024-05-12 12:00,40.0,47.8,25.1,61, 2024-05-12 13:00,39.0,47.8,25.1,61, 2024-05-12 14:00,39.0,47.8,25.2,61, 2024-05-12 15:00,43.0,47.8,25.1,60, 2024-05-12 16:00,40.0,47.8,25.0,60, 2024-05-12 17:00,40.0,47.8,24.9,60, 2024-05-12 18:00,40.0,47.8,24.8,60, 2024-05-12 19:00,39.0,47.8,24.8,60, 2024-05-12 20:00,38.0,47.8,24.8,60, 2024-05-12 21:00,37.0,47.8,24.8,60, 2024-05-12 22:00,36.0,47.8,24.7,60, 2024-05-12 23:00,35.0,47.8,24.7,60, 2024-05-13 00:00,35.0,47.8,24.7,60, 2024-05-13 01:00,35.0,47.8,24.7,60, 2024-05-13 02:00,34.0,47.8,24.7,60, 2024-05-13 03:00,34.0,47.8,24.7,60, 2024-05-13 04:00,34.0,47.8,24.6,60, 2024-05-13 05:00,34.0,47.8,24.7,60, 2024-05-13 06:00,34.0,47.8,24.7,60, 2024-05-13 07:00,35.0,47.8,24.7,60, 2024-05-13 08:00,35.0,47.8,24.7,60,