#------------------------------------------------- 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: 2024-04-28 02:00 to 2024-04-29 01:00 # # 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 # 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 # #------------------------------------------------------------------------------------------------------ # # Mt. Alyeska (1103) # Alaska SNOTEL Site - 1540 ft # Reporting Frequency: Hourly; Date Range: 2024-04-28 02:00 to 2024-04-29 01:00 # # As of: Apr 29, 2024, 1:16:02 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2024-04-28 02:00,31.3,78,44.8,42.0 2024-04-28 03:00,31.2,78,44.9,40.0 2024-04-28 04:00,31.2,78,44.8,40.0 2024-04-28 05:00,31.2,78,44.8,39.0 2024-04-28 06:00,31.2,78,44.8,38.0 2024-04-28 07:00,31.2,78,44.8,37.0 2024-04-28 08:00,31.2,78,44.8,38.0 2024-04-28 09:00,31.2,78,44.8,40.0 2024-04-28 10:00,31.2,77,44.8,41.0 2024-04-28 11:00,31.2,77,44.9,42.0 2024-04-28 12:00,31.2,78,44.9,42.0 2024-04-28 13:00,31.2,77,44.9,43.0 2024-04-28 14:00,31.2,77,44.9,44.0 2024-04-28 15:00,31.2,77,44.9,45.0 2024-04-28 16:00,31.2,76,44.9,44.0 2024-04-28 17:00,31.2,76,44.9,45.0 2024-04-28 18:00,31.1,76,44.8,46.0 2024-04-28 19:00,31.1,76,44.9,45.0 2024-04-28 20:00,31.0,76,44.9,43.0 2024-04-28 21:00,30.9,76,44.9,43.0 2024-04-28 22:00,30.8,76,44.9,42.0 2024-04-28 23:00,30.8,76,44.9,42.0 2024-04-29 00:00,30.8,76,44.9,42.0