#------------------------------------------------- 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: 2025-06-27 15:00 to 2025-06-30 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 # 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: 2025-06-27 15:00 to 2025-06-30 14:00 # # As of: Jun 30, 2025, 2:09:12 PM 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) 2025-06-27 15:00,47.0,23.80,0.0,0,89.00,289.30,11.0,5.4,113 2025-06-27 16:00,48.0,23.70,0.0,0,85.00,112.70,11.2,6.1,106 2025-06-27 17:00,45.0,23.80,0.0,0,87.00,108.40,4.9,2.1,273 2025-06-27 18:00,45.0,23.90,0.0,0,86.00,51.71,7.1,2.9,296 2025-06-27 19:00,46.0,23.90,0.0,0,84.00,31.22,8.7,3.4,239 2025-06-27 20:00,45.0,23.90,0.0,0,91.00,13.96,3.7,2.0,282 2025-06-27 21:00,44.0,23.90,0.0,0,90.00,6.75,4.0,1.9,278 2025-06-27 22:00,44.0,23.90,0.0,0,88.00,2.28,3.7,1.0,272 2025-06-27 23:00,43.0,23.90,0.0,0,91.00,0.26,4.0,1.7,286 2025-06-28 00:00,42.0,23.90,0.0,0,89.00,0.01,4.0,2.1,288 2025-06-28 01:00,42.0,23.90,0.0,0,88.00,0.00,3.9,1.8,285 2025-06-28 02:00,42.0,24.00,0.0,0,90.00,0.20,3.6,1.7,277 2025-06-28 03:00,43.0,24.00,0.0,0,90.00,4.30,2.7,1.5,272 2025-06-28 04:00,42.0,24.00,0.0,0,90.00,23.30,4.1,1.7,279 2025-06-28 05:00,44.0,23.90,0.0,0,87.00,62.14,4.7,1.8,273 2025-06-28 06:00,43.0,23.90,0.0,0,88.00,104.20,2.3,0.6,284 2025-06-28 07:00,45.0,23.90,0.0,0,88.00,127.50,3.5,1.4,282 2025-06-28 08:00,45.0,23.90,0.0,0,85.00,246.90,6.6,1.9,219 2025-06-28 09:00,46.0,23.90,0.0,0,95.00,292.30,6.4,3.0,107 2025-06-28 10:00,47.0,23.90,0.0,0,87.00,259.70,4.0,1.7,325 2025-06-28 11:00,48.0,23.90,0.0,0,80.00,107.00,7.5,3.1,271 2025-06-28 12:00,47.0,23.90,0.0,0,87.00,118.70,4.9,2.0,303 2025-06-28 13:00,46.0,24.10,0.0,0,91.00,244.00,8.0,1.9,128 2025-06-28 14:00,47.0,24.10,0.0,0,92.00,147.10,6.7,2.1,30 2025-06-28 15:00,47.0,24.10,0.0,0,88.00,226.90,4.5,1.7,320 2025-06-28 16:00,48.0,24.10,0.0,0,85.00,200.70,6.3,2.7,163 2025-06-28 17:00,48.0,24.10,0.0,0,92.00,124.90,3.8,1.9,224 2025-06-28 18:00,47.0,24.10,0.0,0,89.00,69.92,3.1,1.9,255 2025-06-28 19:00,47.0,24.10,0.0,0,91.00,46.16,3.9,1.6,272 2025-06-28 20:00,46.0,24.10,0.0,0,90.00,41.59,5.3,2.1,279 2025-06-28 21:00,47.0,24.10,0.0,0,84.00,13.98,3.6,1.2,286 2025-06-28 22:00,47.0,24.10,0.0,0,88.00,2.60,3.9,1.5,292 2025-06-28 23:00,47.0,24.20,0.0,0,86.00,0.36,7.5,2.5,269 2025-06-29 00:00,48.0,24.20,0.0,0,80.00,0.03,3.5,1.4,214 2025-06-29 01:00,45.0,24.20,0.0,0,92.00,0.09,4.3,2.0,260 2025-06-29 02:00,44.0,24.20,0.0,0,92.00,0.29,3.1,0.9,273 2025-06-29 03:00,43.0,24.20,0.0,0,89.00,3.39,3.4,1.4,280 2025-06-29 04:00,43.0,24.20,0.0,0,91.00,20.03,3.6,1.3,276 2025-06-29 05:00,44.0,24.20,0.0,0,90.00,31.75,2.1,0.4,322 2025-06-29 06:00,44.0,24.20,0.0,0,90.00,137.60,4.2,1.4,146 2025-06-29 07:00,45.0,24.20,0.0,0,98.00,277.20,4.4,1.9,110 2025-06-29 08:00,46.0,24.10,0.0,0,95.00,200.50,4.9,2.1,105 2025-06-29 09:00,46.0,24.10,0.0,0,97.00,223.40,6.2,3.1,126 2025-06-29 10:00,46.0,24.10,0.0,0,99.00,164.30,5.7,2.5,126 2025-06-29 11:00,46.0,24.10,0.0,0,98.00,181.50,7.1,3.5,123 2025-06-29 12:00,46.0,24.10,0.0,0,98.00,244.40,5.0,2.1,134 2025-06-29 13:00,49.0,24.10,0.0,0,91.00,223.20,9.0,5.0,125 2025-06-29 14:00,48.0,24.10,0.0,0,97.00,102.40,8.1,4.9,124 2025-06-29 15:00,47.0,24.10,0.0,0,99.00,146.70,5.3,1.6,225 2025-06-29 16:00,48.0,24.10,0.0,0,97.00,109.90,6.6,2.7,190 2025-06-29 17:00,47.0,24.10,0.0,0,98.00,72.78,6.2,3.1,150 2025-06-29 18:00,47.0,24.10,0.0,0,99.00,45.34,4.6,1.8,217 2025-06-29 19:00,46.0,24.10,0.0,0,99.00,33.40,6.4,2.7,144 2025-06-29 20:00,46.0,24.10,0.0,0,88.00,33.70,4.8,1.3,318 2025-06-29 21:00,46.0,24.10,0.0,0,82.00,11.44,4.2,2.3,274 2025-06-29 22:00,45.0,24.10,0.0,0,84.00,3.90,4.4,2.4,277 2025-06-29 23:00,44.0,24.20,0.0,0,86.00,0.46,3.9,1.6,271 2025-06-30 00:00,44.0,24.20,0.0,0,88.00,0.19,3.7,1.7,276 2025-06-30 01:00,44.0,24.20,0.0,0,91.00,0.19,3.8,1.7,278 2025-06-30 02:00,44.0,24.20,0.0,0,91.00,0.22,2.6,0.7,267 2025-06-30 03:00,44.0,24.20,0.0,0,93.00,1.37,3.8,1.0,268 2025-06-30 04:00,44.0,24.20,0.0,0,94.00,7.55,4.8,1.5,251 2025-06-30 05:00,44.0,24.20,0.0,0,95.00,34.40,8.0,3.8,247 2025-06-30 06:00,44.0,24.20,0.0,0,94.00,89.00,8.9,4.1,263 2025-06-30 07:00,45.0,24.20,0.0,0,92.00,133.80,7.7,2.9,163 2025-06-30 08:00,46.0,24.20,0.0,0,92.00,216.50,6.5,3.3,129 2025-06-30 09:00,45.0,24.10,0.0,0,98.00,115.20,7.1,3.5,121 2025-06-30 10:00,45.0,24.20,0.0,0,99.00,131.60,3.6,1.4,145 2025-06-30 11:00,45.0,24.20,0.0,0,99.00,162.30,7.7,3.5,203 2025-06-30 12:00,45.0,24.10,0.0,0,99.00,,,,