#------------------------------------------------- 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: 2024-09-10 03:00 to 2024-09-11 02:00 # # 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: 2024-09-10 03:00 to 2024-09-11 02:00 # # As of: Sep 11, 2024, 2:44:31 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2024-09-10 03:00,0.0,,67.1,45.0 2024-09-10 04:00,0.0,,67.2,46.0 2024-09-10 05:00,0.0,,67.1,46.0 2024-09-10 06:00,0.0,,67.1,46.0 2024-09-10 07:00,0.0,,67.2,46.0 2024-09-10 08:00,0.0,,67.2,46.0 2024-09-10 09:00,0.0,,67.2,47.0 2024-09-10 10:00,0.0,,67.2,47.0 2024-09-10 11:00,0.0,,67.2,47.0 2024-09-10 12:00,0.0,,67.2,48.0 2024-09-10 13:00,0.0,,67.2,48.0 2024-09-10 14:00,0.0,,67.2,48.0 2024-09-10 15:00,0.0,,67.2,49.0 2024-09-10 16:00,0.0,,67.2,49.0 2024-09-10 17:00,0.0,,67.2,48.0 2024-09-10 18:00,0.0,,67.2,48.0 2024-09-10 19:00,0.0,,67.2,47.0 2024-09-10 20:00,0.0,,67.2,47.0 2024-09-10 21:00,0.0,,67.3,47.0 2024-09-10 22:00,0.0,,67.3,46.0 2024-09-10 23:00,0.0,,67.3,46.0 2024-09-11 00:00,0.0,,67.3,46.0 2024-09-11 01:00,0.0,,67.3,46.0