#------------------------------------------------- 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: 2025-06-09 11:00 to 2025-06-12 10:00 # # 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 # Air Temperature Observed Value None Instantaneous N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # Precipitation Accumulation Value None Instantaneous N/A Inches N/A PREC Water year accumulated precipitation # 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 # Relative Humidity Value None Instantaneous N/A Percent N/A RHUM Relative humidity # Solar Radiation Average Value None Hour N/A Watts/meter squared N/A SRADV Average solar radiation # 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: 2025-06-09 11:00 to 2025-06-12 10:00 # # As of: Jun 12, 2025, 10:28:53 AM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Water Equivalent (in),Snow Depth (in),Relative Humidity (pct),Solar Radiation Average (watt/m2),Wind Speed Maximum (mph),Wind Speed Average (mph),Wind Direction Average (degree) 2025-06-09 11:00,34.0,23.30,17.1,31,86.00,362.70,3.9,1.3,248 2025-06-09 12:00,34.0,23.40,17.2,32,88.00,564.10,2.5,0.7,237 2025-06-09 13:00,37.0,23.40,17.1,33,81.00,768.30,8.2,1.9,320 2025-06-09 14:00,36.0,23.30,17.1,33,82.00,665.30,7.6,3.3,8 2025-06-09 15:00,38.0,23.30,17.1,33,70.00,463.80,4.5,1.3,20 2025-06-09 16:00,39.0,23.30,17.1,32,71.00,321.80,11.2,4.4,102 2025-06-09 17:00,36.0,23.40,17.2,33,88.00,298.00,4.8,1.6,286 2025-06-09 18:00,37.0,23.40,17.2,33,80.00,289.10,3.2,1.1,298 2025-06-09 19:00,37.0,23.40,17.2,33,80.00,110.00,3.1,1.2,155 2025-06-09 20:00,35.0,23.40,17.2,33,94.00,88.50,4.7,1.0,165 2025-06-09 21:00,34.0,23.40,17.2,33,94.00,49.96,3.9,1.5,269 2025-06-09 22:00,35.0,23.40,17.2,33,93.00,5.60,5.8,1.2,295 2025-06-09 23:00,34.0,23.40,17.2,33,96.00,0.58,4.3,1.6,309 2025-06-10 00:00,35.0,23.40,17.2,33,89.00,0.07,2.5,0.7,308 2025-06-10 01:00,34.0,23.40,17.1,33,91.00,0.14,5.5,2.0,312 2025-06-10 02:00,36.0,23.40,17.1,33,83.00,0.64,5.5,2.0,300 2025-06-10 03:00,34.0,23.40,17.1,33,90.00,7.68,4.5,2.3,292 2025-06-10 04:00,34.0,23.40,17.1,33,80.00,29.94,4.1,1.6,291 2025-06-10 05:00,35.0,23.40,17.1,33,82.00,58.69,3.6,1.3,314 2025-06-10 06:00,34.0,23.40,17.1,33,79.00,247.90,4.8,2.6,318 2025-06-10 07:00,36.0,23.40,17.0,32,76.00,378.40,4.6,2.3,338 2025-06-10 08:00,35.0,23.40,17.0,32,80.00,314.90,3.9,2.1,323 2025-06-10 09:00,36.0,23.40,17.0,32,82.00,407.70,4.3,2.6,334 2025-06-10 10:00,37.0,23.40,17.0,32,81.00,361.90,3.1,1.9,321 2025-06-10 11:00,38.0,23.40,16.9,32,76.00,473.70,4.0,1.7,335 2025-06-10 12:00,39.0,23.40,16.9,32,73.00,370.90,3.4,2.0,297 2025-06-10 13:00,41.0,23.40,16.9,32,66.00,456.10,3.4,2.3,314 2025-06-10 14:00,42.0,23.40,16.9,32,62.00,644.10,5.5,2.7,291 2025-06-10 15:00,43.0,23.30,16.9,31,68.00,469.70,4.7,1.6,293 2025-06-10 16:00,44.0,23.30,16.9,31,69.00,382.40,6.7,2.9,282 2025-06-10 17:00,43.0,23.30,16.9,31,72.00,267.40,7.0,3.4,299 2025-06-10 18:00,43.0,23.40,16.8,32,70.00,179.60,8.3,2.4,270 2025-06-10 19:00,44.0,23.40,16.8,32,69.00,107.10,5.7,1.9,279 2025-06-10 20:00,43.0,23.40,16.7,32,70.00,47.82,8.5,2.8,219 2025-06-10 21:00,41.0,23.40,16.7,31,81.00,25.79,4.7,1.6,295 2025-06-10 22:00,40.0,23.40,16.6,32,79.00,6.65,5.4,2.0,280 2025-06-10 23:00,38.0,23.40,16.6,32,85.00,0.43,4.9,2.3,291 2025-06-11 00:00,38.0,23.40,16.6,32,84.00,0.00,5.3,2.6,292 2025-06-11 01:00,37.0,23.40,16.6,32,84.00,0.00,4.4,1.9,279 2025-06-11 02:00,37.0,23.40,16.6,32,84.00,0.41,5.2,2.8,285 2025-06-11 03:00,38.0,23.40,16.6,32,84.00,6.02,3.4,1.4,293 2025-06-11 04:00,37.0,23.40,16.6,32,89.00,20.30,4.8,1.7,286 2025-06-11 05:00,36.0,23.40,16.6,31,89.00,58.29,5.4,1.8,280 2025-06-11 06:00,37.0,23.40,16.6,31,89.00,278.60,4.3,2.1,305 2025-06-11 07:00,40.0,23.40,16.4,30,84.00,398.00,4.0,1.7,325 2025-06-11 08:00,41.0,23.40,16.4,30,75.00,530.60,4.3,2.1,325 2025-06-11 09:00,42.0,23.40,16.4,30,76.00,638.90,4.0,1.5,330 2025-06-11 10:00,45.0,23.30,16.3,30,70.00,739.50,4.6,1.9,333 2025-06-11 11:00,44.0,23.30,16.3,30,67.00,811.00,7.0,2.1,323 2025-06-11 12:00,47.0,23.20,16.3,30,53.00,849.00,8.5,5.4,280 2025-06-11 13:00,49.0,23.20,16.3,30,45.00,855.00,8.2,4.5,270 2025-06-11 14:00,49.0,23.20,16.2,29,45.00,816.00,5.3,3.3,284 2025-06-11 15:00,49.0,23.20,16.1,29,49.00,738.50,7.0,3.5,282 2025-06-11 16:00,50.0,23.20,16.1,29,50.00,631.60,5.5,3.5,288 2025-06-11 17:00,50.0,23.20,15.9,28,50.00,507.20,5.9,3.4,289 2025-06-11 18:00,50.0,23.20,15.9,28,45.00,310.30,8.6,4.7,290 2025-06-11 19:00,49.0,23.30,16.1,29,50.00,53.73,8.1,4.1,288 2025-06-11 20:00,48.0,23.30,16.2,29,51.00,28.99,6.1,3.2,280 2025-06-11 21:00,45.0,23.30,16.1,29,68.00,15.19,6.2,3.2,282 2025-06-11 22:00,43.0,23.40,15.9,29,68.00,6.70,4.8,2.6,284 2025-06-11 23:00,44.0,23.40,15.8,29,58.00,0.45,7.9,5.0,301 2025-06-12 00:00,45.0,23.40,15.6,29,54.00,0.00,6.5,3.7,282 2025-06-12 01:00,46.0,23.40,15.5,29,48.00,0.00,7.3,2.9,290 2025-06-12 02:00,45.0,23.40,15.5,29,50.00,0.52,6.6,3.6,299 2025-06-12 03:00,46.0,23.40,15.4,29,49.00,6.76,5.1,2.7,291 2025-06-12 04:00,44.0,23.40,15.3,29,51.00,24.48,5.5,2.5,284 2025-06-12 05:00,44.0,23.40,15.3,29,52.00,59.19,4.1,2.4,291 2025-06-12 06:00,45.0,23.40,15.2,29,51.00,298.80,5.0,1.8,303 2025-06-12 07:00,48.0,23.40,15.2,28,45.00,404.10,6.4,3.2,316 2025-06-12 08:00,48.0,23.30,15.2,28,41.00,,,,