#------------------------------------------------- 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: 2025-12-12 15:00 to 2025-12-13 14:00 # # 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 # Air Temperature Maximum Value None Hour N/A Degrees fahrenheit N/A TMAX Maximum air temperature - sub-hourly sampling frequency # Air Temperature Minimum Value None Hour N/A Degrees fahrenheit N/A TMIN Minimum air temperature - sub-hourly sampling frequency # Air Temperature Average Value None Hour N/A Degrees fahrenheit N/A TAVG Average air temperature - sub-hourly sampling frequency # # 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: 2025-12-12 15:00 to 2025-12-13 14:00 # # As of: Dec 13, 2025, 2:50:23 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),Air Temperature Maximum (degF),Air Temperature Minimum (degF),Air Temperature Average (degF) 2025-12-12 15:00,2.5,14,9.40,14.0,18.3,11.3,349,,, 2025-12-12 16:00,2.5,14,9.30,14.0,17.3,10.5,342,,, 2025-12-12 17:00,2.6,14,9.30,13.0,16.2,9.9,335,,, 2025-12-12 18:00,2.5,14,9.40,13.0,11.4,5.0,346,,, 2025-12-12 19:00,2.5,14,9.40,8.0,6.7,3.4,0,,, 2025-12-12 20:00,2.5,14,9.40,10.0,5.2,2.0,356,,, 2025-12-12 21:00,2.5,14,9.30,8.0,6.4,2.8,352,,, 2025-12-12 22:00,2.5,14,9.30,9.0,6.9,2.6,359,,, 2025-12-12 23:00,2.5,14,9.30,8.0,8.7,3.8,358,,, 2025-12-13 00:00,2.6,14,9.30,8.0,6.8,3.4,356,,, 2025-12-13 01:00,2.6,14,9.30,9.0,7.0,2.0,326,,, 2025-12-13 02:00,2.5,14,9.30,11.0,8.4,4.4,358,,, 2025-12-13 03:00,2.6,14,9.30,11.0,6.9,3.1,355,,, 2025-12-13 04:00,2.6,14,9.40,8.0,7.5,3.5,354,,, 2025-12-13 05:00,2.6,14,9.40,9.0,6.8,3.4,5,,, 2025-12-13 06:00,2.6,14,9.40,8.0,11.3,3.2,350,,, 2025-12-13 07:00,2.6,14,9.40,9.0,11.4,3.5,334,,, 2025-12-13 08:00,2.6,14,9.40,9.0,8.7,3.6,324,,, 2025-12-13 09:00,2.6,14,9.30,8.0,11.7,5.7,336,,, 2025-12-13 10:00,2.6,14,9.30,9.0,11.2,6.0,345,,, 2025-12-13 11:00,2.6,14,9.40,8.0,16.4,8.5,318,,, 2025-12-13 12:00,2.6,14,9.40,9.0,11.9,3.8,1,,, 2025-12-13 13:00,2.5,14,9.40,7.0,,,,,,