#------------------------------------------------- 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: 2025-03-14 11:00 to 2025-03-21 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 # 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 # #------------------------------------------------------------------------------------------------------ # # Mt. Alyeska (1103) # Alaska SNOTEL Site - 1500 ft # Reporting Frequency: Hourly; Date Range: 2025-03-14 11:00 to 2025-03-21 10:00 # # As of: Mar 21, 2025, 10:02:28 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2025-03-14 11:00,15.3,57,46.00,28.0 2025-03-14 12:00,15.3,57,46.00,30.0 2025-03-14 13:00,15.3,57,46.00,31.0 2025-03-14 14:00,15.3,57,46.00,30.0 2025-03-14 15:00,15.3,57,46.00,30.0 2025-03-14 16:00,15.3,56,46.00,30.0 2025-03-14 17:00,15.3,56,46.00,29.0 2025-03-14 18:00,15.2,56,46.00,28.0 2025-03-14 19:00,15.2,56,46.00,28.0 2025-03-14 20:00,15.2,56,46.00,28.0 2025-03-14 21:00,15.2,56,46.00,27.0 2025-03-14 22:00,15.2,56,46.00,26.0 2025-03-14 23:00,15.2,56,46.00,26.0 2025-03-15 00:00,15.2,56,46.00,26.0 2025-03-15 01:00,15.2,56,46.00,25.0 2025-03-15 02:00,15.2,56,46.00,25.0 2025-03-15 03:00,15.2,56,46.00,25.0 2025-03-15 04:00,15.2,56,46.00,25.0 2025-03-15 05:00,15.2,56,46.00,25.0 2025-03-15 06:00,15.2,56,46.00,25.0 2025-03-15 07:00,15.2,56,46.00,25.0 2025-03-15 08:00,15.2,56,46.00,25.0 2025-03-15 09:00,15.2,56,46.00,25.0 2025-03-15 10:00,15.2,56,46.00,26.0 2025-03-15 11:00,15.2,56,46.00,26.0 2025-03-15 12:00,15.2,56,46.00,28.0 2025-03-15 13:00,15.2,56,46.00,29.0 2025-03-15 14:00,15.2,56,46.00,28.0 2025-03-15 15:00,15.2,56,46.00,29.0 2025-03-15 16:00,15.2,55,46.00,30.0 2025-03-15 17:00,15.2,56,46.00,29.0 2025-03-15 18:00,15.2,56,46.00,27.0 2025-03-15 19:00,15.2,56,46.10,26.0 2025-03-15 20:00,15.2,56,46.10,26.0 2025-03-15 21:00,15.2,56,46.10,25.0 2025-03-15 22:00,15.2,56,46.10,26.0 2025-03-15 23:00,15.2,56,46.10,25.0 2025-03-16 00:00,15.2,56,46.10,24.0 2025-03-16 01:00,15.2,56,46.10,24.0 2025-03-16 02:00,15.2,56,46.10,23.0 2025-03-16 03:00,15.2,56,46.10,23.0 2025-03-16 04:00,15.2,56,46.10,23.0 2025-03-16 05:00,15.2,56,46.10,23.0 2025-03-16 06:00,15.2,56,46.10,23.0 2025-03-16 07:00,15.2,56,46.10,22.0 2025-03-16 08:00,15.2,56,46.10,21.0 2025-03-16 09:00,15.2,56,46.10,21.0 2025-03-16 10:00,15.2,56,46.20,20.0 2025-03-16 11:00,15.2,56,46.20,20.0 2025-03-16 12:00,15.2,56,46.10,21.0 2025-03-16 13:00,15.2,56,46.10,20.0 2025-03-16 14:00,15.2,56,46.20,21.0 2025-03-16 15:00,15.2,56,46.20,21.0 2025-03-16 16:00,15.2,56,46.20,20.0 2025-03-16 17:00,15.2,56,46.20,20.0 2025-03-16 18:00,15.2,56,46.20,19.0 2025-03-16 19:00,15.2,56,46.20,19.0 2025-03-16 20:00,15.2,56,46.20,19.0 2025-03-16 21:00,15.2,56,46.10,19.0 2025-03-16 22:00,15.2,56,46.10,18.0 2025-03-16 23:00,15.3,57,46.00,19.0 2025-03-17 00:00,15.3,57,46.10,18.0 2025-03-17 01:00,15.2,57,46.20,18.0 2025-03-17 02:00,15.3,57,46.20,18.0 2025-03-17 03:00,15.3,57,46.20,18.0 2025-03-17 04:00,15.3,57,46.30,18.0 2025-03-17 05:00,15.3,57,46.30,17.0 2025-03-17 06:00,15.3,57,46.30,17.0 2025-03-17 07:00,15.3,57,46.30,16.0 2025-03-17 08:00,15.3,56,46.40,16.0 2025-03-17 09:00,15.3,56,46.40,16.0 2025-03-17 10:00,15.3,56,46.40,17.0 2025-03-17 11:00,15.3,56,46.40,18.0 2025-03-17 12:00,15.3,56,46.40,19.0 2025-03-17 13:00,15.3,56,46.40,20.0 2025-03-17 14:00,15.3,56,46.40,21.0 2025-03-17 15:00,15.3,56,46.40,21.0 2025-03-17 16:00,15.3,56,46.40,22.0 2025-03-17 17:00,15.3,56,46.40,23.0 2025-03-17 18:00,15.3,56,46.40,21.0 2025-03-17 19:00,15.3,57,46.10,21.0 2025-03-17 20:00,15.3,58,46.10,21.0 2025-03-17 21:00,15.4,58,46.00,22.0 2025-03-17 22:00,15.4,58,46.10,22.0 2025-03-17 23:00,15.4,58,46.10,22.0 2025-03-18 00:00,15.4,58,46.10,23.0 2025-03-18 01:00,15.4,58,46.10,24.0 2025-03-18 02:00,15.4,58,46.10,24.0 2025-03-18 03:00,15.4,58,46.10,25.0 2025-03-18 04:00,15.4,58,46.20,26.0 2025-03-18 05:00,15.4,58,46.20,26.0 2025-03-18 06:00,15.4,58,46.20,26.0 2025-03-18 07:00,15.4,58,46.20,28.0 2025-03-18 08:00,15.4,58,46.20,29.0 2025-03-18 09:00,15.4,56,46.20,29.0 2025-03-18 10:00,15.5,58,46.20,29.0 2025-03-18 11:00,15.5,59,46.20,30.0 2025-03-18 12:00,15.5,59,46.20,30.0 2025-03-18 13:00,15.6,60,46.30,30.0 2025-03-18 14:00,15.6,60,46.40,31.0 2025-03-18 15:00,15.7,61,46.50,31.0 2025-03-18 16:00,15.8,62,46.60,31.0 2025-03-18 17:00,15.8,62,46.70,32.0 2025-03-18 18:00,15.8,62,46.70,33.0 2025-03-18 19:00,15.8,62,46.70,33.0 2025-03-18 20:00,15.8,62,46.70,32.0 2025-03-18 21:00,15.8,61,46.70,31.0 2025-03-18 22:00,15.8,61,46.70,31.0 2025-03-18 23:00,15.8,61,46.70,32.0 2025-03-19 00:00,15.7,61,46.70,31.0 2025-03-19 01:00,15.7,61,46.70,31.0 2025-03-19 02:00,15.7,61,46.70,30.0 2025-03-19 03:00,15.8,61,46.70,29.0 2025-03-19 04:00,15.8,61,46.70,29.0 2025-03-19 05:00,15.8,62,46.70,29.0 2025-03-19 06:00,15.8,62,46.70,30.0 2025-03-19 07:00,15.8,60,46.70,30.0 2025-03-19 08:00,15.8,61,46.70,30.0 2025-03-19 09:00,15.8,61,46.70,31.0 2025-03-19 10:00,15.8,61,46.70,31.0 2025-03-19 11:00,15.8,61,46.80,32.0 2025-03-19 12:00,15.8,61,46.90,33.0 2025-03-19 13:00,15.8,59,46.90,33.0 2025-03-19 14:00,15.8,60,46.90,33.0 2025-03-19 15:00,15.9,60,47.00,32.0 2025-03-19 16:00,15.9,60,47.00,33.0 2025-03-19 17:00,15.9,60,47.00,34.0 2025-03-19 18:00,15.9,60,47.00,34.0 2025-03-19 19:00,15.9,60,47.00,34.0 2025-03-19 20:00,15.9,60,47.00,33.0 2025-03-19 21:00,15.9,60,47.00,32.0 2025-03-19 22:00,15.9,60,47.00,32.0 2025-03-19 23:00,15.9,60,47.00,33.0 2025-03-20 00:00,15.9,60,47.00,32.0 2025-03-20 01:00,15.9,60,47.00,33.0 2025-03-20 02:00,15.9,60,47.00,34.0 2025-03-20 03:00,15.9,60,47.00,34.0 2025-03-20 04:00,15.8,60,47.00,33.0 2025-03-20 05:00,15.8,60,47.00,34.0 2025-03-20 06:00,15.9,60,47.00,33.0 2025-03-20 07:00,15.9,60,47.00,31.0 2025-03-20 08:00,15.9,61,47.10,31.0 2025-03-20 09:00,16.0,61,47.10,32.0 2025-03-20 10:00,16.0,62,47.20,32.0 2025-03-20 11:00,16.0,62,47.20,32.0 2025-03-20 12:00,16.0,62,47.20,32.0 2025-03-20 13:00,16.0,61,47.20,32.0 2025-03-20 14:00,16.0,61,47.20,33.0 2025-03-20 15:00,16.0,60,47.20,34.0 2025-03-20 16:00,16.0,60,47.20,34.0 2025-03-20 17:00,16.0,60,47.20,34.0 2025-03-20 18:00,16.0,60,47.20,34.0 2025-03-20 19:00,16.0,60,47.20,32.0 2025-03-20 20:00,16.0,60,47.20,30.0 2025-03-20 21:00,16.0,60,47.20,31.0 2025-03-20 22:00,16.0,60,47.20,31.0 2025-03-20 23:00,16.0,60,47.20,31.0 2025-03-21 00:00,16.0,60,47.20,31.0 2025-03-21 01:00,16.0,60,47.20,30.0 2025-03-21 02:00,16.0,60,47.20,30.0 2025-03-21 03:00,16.0,60,47.20,29.0 2025-03-21 04:00,16.0,60,47.20,30.0 2025-03-21 05:00,16.0,60,47.20,29.0 2025-03-21 06:00,16.0,60,47.20,28.0 2025-03-21 07:00,16.0,60,47.20,28.0 2025-03-21 08:00,16.0,60,47.20,28.0