#------------------------------------------------- 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: 2025-07-05 13:00 to 2025-07-06 12:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1091: Independence Mine, 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 # Wind Speed Maximum Value None Hour N/A Miles/hour N/A WSPDX Maximum wind speed # Wind Speed Average Value None Hour N/A Miles/hour N/A WSPDV Average wind speed # Wind Direction Average Value None Hour N/A Degrees N/A WDIRV Average wind direction # # 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 # #------------------------------------------------------------------------------------------------------ # # Independence Mine (1091) # Alaska SNOTEL Site - 3450 ft # Reporting Frequency: Hourly; Date Range: 2025-07-05 13:00 to 2025-07-06 12:00 # # As of: Jul 6, 2025, 12:55:05 PM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF),Wind Speed Maximum (mph),Wind Speed Average (mph),Wind Direction Average (degree) 2025-07-05 13:00,0.0,0,24.30,51.0,10.3,5.0,126 2025-07-05 14:00,0.0,0,24.40,51.0,7.5,3.5,126 2025-07-05 15:00,0.0,0,24.40,51.0,6.4,2.9,127 2025-07-05 16:00,0.0,0,24.40,51.0,5.3,1.9,139 2025-07-05 17:00,0.0,0,24.40,50.0,7.1,3.0,155 2025-07-05 18:00,0.0,0,24.40,47.0,3.4,0.7,135 2025-07-05 19:00,0.0,0,24.50,47.0,5.7,2.0,170 2025-07-05 20:00,0.0,0,24.60,48.0,5.5,2.3,123 2025-07-05 21:00,0.0,0,24.60,44.0,4.3,1.6,67 2025-07-05 22:00,0.0,0,24.70,44.0,9.1,2.6,360 2025-07-05 23:00,0.0,0,24.80,43.0,5.5,1.4,343 2025-07-06 00:00,0.0,0,24.80,43.0,3.0,0.9,273 2025-07-06 01:00,0.0,0,24.80,43.0,2.6,0.3,246 2025-07-06 02:00,0.0,0,25.00,42.0,3.6,1.0,253 2025-07-06 03:00,0.0,0,25.10,42.0,4.7,1.6,275 2025-07-06 04:00,0.0,0,25.10,43.0,5.0,1.5,285 2025-07-06 05:00,0.0,0,25.20,42.0,4.8,2.0,301 2025-07-06 06:00,0.0,0,25.20,45.0,3.0,1.6,276 2025-07-06 07:00,0.0,0,25.20,46.0,3.0,0.8,212 2025-07-06 08:00,0.0,0,25.10,47.0,3.6,0.6,143 2025-07-06 09:00,0.0,0,25.10,49.0,6.2,2.4,108 2025-07-06 10:00,0.0,0,25.10,50.0,5.7,2.5,98 2025-07-06 11:00,0.0,,25.00,52.0,,,