#------------------------------------------------- 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: FPACITServiceDesk@usda.gov # #------------------------------------------------------------------------------------------------------ # # Reporting Frequency: Hourly # Date Range: 2026-09-13 17:00 to 2026-09-14 16:00 # # 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: 2026-09-13 17:00 to 2026-09-14 16:00 # # As of: Sep 14, 2026, 4:13:22 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) 2026-09-13 17:00,0.0,,55.00,47.0,8.3,2.9,262,,, 2026-09-13 18:00,0.0,,55.10,48.0,9.5,4.8,279,,, 2026-09-13 19:00,0.0,,55.10,47.0,9.8,3.4,299,,, 2026-09-13 20:00,0.0,,55.10,45.0,5.0,2.5,323,,, 2026-09-13 21:00,0.0,,55.20,44.0,3.9,2.2,320,,, 2026-09-13 22:00,0.0,,55.20,42.0,4.2,3.0,312,,, 2026-09-13 23:00,0.0,,55.20,42.0,6.2,3.2,314,,, 2026-09-14 00:00,0.0,,55.20,43.0,4.9,3.0,307,,, 2026-09-14 01:00,0.0,,55.20,41.0,5.0,3.1,318,,, 2026-09-14 02:00,0.0,,55.20,41.0,5.3,2.9,325,,, 2026-09-14 03:00,0.0,,55.30,40.0,4.5,2.8,322,,, 2026-09-14 04:00,0.0,,55.30,40.0,5.2,2.8,319,,, 2026-09-14 05:00,0.0,,55.30,41.0,6.0,3.3,315,,, 2026-09-14 06:00,0.0,,55.30,41.0,5.0,2.7,334,,, 2026-09-14 07:00,0.0,0,55.30,41.0,4.7,2.5,331,,, 2026-09-14 08:00,0.0,,55.30,44.0,4.3,1.5,67,,, 2026-09-14 09:00,0.0,,55.20,48.0,4.7,2.0,118,,, 2026-09-14 10:00,0.0,,55.10,49.0,7.4,3.8,160,,, 2026-09-14 11:00,0.0,0,55.00,49.0,7.6,4.0,161,,, 2026-09-14 12:00,0.0,,55.00,51.0,9.3,5.1,163,,, 2026-09-14 13:00,0.0,,55.00,49.0,7.8,4.4,170,,, 2026-09-14 14:00,0.0,,54.90,51.0,,,,,,