#------------------------------------------------- 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: 2026-06-09 04:00 to 2026-06-12 03:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1037: Nuka Glacier, 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 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 # #------------------------------------------------------------------------------------------------------ # # Nuka Glacier (1037) # Alaska SNOTEL Site - 1230 ft # Reporting Frequency: Hourly; Date Range: 2026-06-09 04:00 to 2026-06-12 03:00 # # As of: Jun 12, 2026, 3:24:14 AM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Depth (in),Relative Humidity (pct),Solar Radiation Average (watt/m2),Wind Speed Maximum (mph),Wind Speed Average (mph),Wind Direction Average (degree) 2026-06-09 04:00,44.0,,,87.00,14.63,3.2,1.2,181 2026-06-09 05:00,47.0,,,84.00,34.12,5.2,1.6,338 2026-06-09 06:00,47.0,,1,75.00,175.20,9.2,4.3,2 2026-06-09 07:00,51.0,,1,66.00,133.80,7.3,3.3,17 2026-06-09 08:00,52.0,,1,67.00,279.50,9.2,4.8,346 2026-06-09 09:00,53.0,,0,63.00,341.60,13.0,8.4,332 2026-06-09 10:00,53.0,,0,67.00,373.80,14.6,8.7,326 2026-06-09 11:00,54.0,,0,65.00,351.80,13.5,7.6,321 2026-06-09 12:00,55.0,,0,62.00,827.00,9.2,3.4,334 2026-06-09 13:00,59.0,,0,50.00,664.10,12.3,5.8,329 2026-06-09 14:00,58.0,,0,55.00,365.50,9.1,2.9,358 2026-06-09 15:00,58.0,,0,56.00,614.50,13.1,5.7,149 2026-06-09 16:00,58.0,,0,54.00,740.80,12.9,8.3,159 2026-06-09 17:00,56.0,,1,61.00,489.10,12.3,6.7,193 2026-06-09 18:00,56.0,,0,59.00,198.50,12.5,6.7,178 2026-06-09 19:00,53.0,,0,72.00,121.90,9.3,4.5,183 2026-06-09 20:00,53.0,,1,66.00,62.99,8.9,4.9,178 2026-06-09 21:00,50.0,,1,73.00,21.60,7.0,4.5,170 2026-06-09 22:00,48.0,,1,76.00,1.16,6.9,3.6,165 2026-06-09 23:00,45.0,,0,82.00,0.00,6.4,3.7,144 2026-06-10 00:00,46.0,,,82.00,0.00,4.4,1.7,182 2026-06-10 01:00,44.0,,,86.00,0.00,5.4,2.7,164 2026-06-10 02:00,41.0,,,92.00,0.00,3.1,1.1,186 2026-06-10 03:00,40.0,,,97.00,1.25,2.8,1.4,202 2026-06-10 04:00,39.0,,0,99.00,14.86,6.2,3.3,166 2026-06-10 05:00,42.0,,0,95.00,46.45,7.6,5.1,164 2026-06-10 06:00,44.0,,,87.00,195.80,9.3,5.2,175 2026-06-10 07:00,49.0,,1,78.00,392.30,10.2,6.0,181 2026-06-10 08:00,50.0,,0,72.00,554.50,11.7,7.2,179 2026-06-10 09:00,52.0,,1,67.00,685.40,13.1,7.7,156 2026-06-10 10:00,52.0,,0,64.00,815.00,13.7,9.2,146 2026-06-10 11:00,54.0,,0,57.00,789.50,16.5,10.1,136 2026-06-10 12:00,54.0,,0,61.00,907.00,16.8,10.2,138 2026-06-10 13:00,55.0,,1,59.00,901.00,17.0,10.3,144 2026-06-10 14:00,56.0,,0,56.00,597.90,17.1,10.3,146 2026-06-10 15:00,54.0,,0,63.00,281.00,14.7,9.8,139 2026-06-10 16:00,53.0,,0,71.00,276.70,14.9,9.4,153 2026-06-10 17:00,53.0,,0,72.00,281.30,14.9,9.7,154 2026-06-10 18:00,52.0,,0,76.00,156.00,14.5,10.4,158 2026-06-10 19:00,49.0,,1,82.00,187.40,14.5,10.2,175 2026-06-10 20:00,49.0,,1,85.00,68.84,13.2,9.0,176 2026-06-10 21:00,47.0,,1,88.00,24.33,13.5,9.0,178 2026-06-10 22:00,46.0,,1,92.00,2.17,13.4,8.9,188 2026-06-10 23:00,45.0,,1,97.00,0.08,12.3,7.7,170 2026-06-11 00:00,45.0,,,98.00,0.01,12.4,8.4,171 2026-06-11 01:00,44.0,,,97.00,0.00,13.5,9.4,180 2026-06-11 02:00,44.0,,,95.00,0.00,13.4,9.4,185 2026-06-11 03:00,44.0,,,95.00,0.96,11.8,7.8,182 2026-06-11 04:00,44.0,,0,92.00,,,, 2026-06-11 05:00,,,,,60.33,12.4,8.9,172 2026-06-11 06:00,44.0,,,89.00,193.80,14.5,10.0,169 2026-06-11 07:00,45.0,,1,86.00,359.00,15.1,10.0,163 2026-06-11 08:00,48.0,,1,83.00,508.80,15.3,10.4,156 2026-06-11 09:00,49.0,,1,80.00,657.50,14.9,10.8,147 2026-06-11 10:00,50.0,,1,80.00,773.70,17.5,12.0,146 2026-06-11 11:00,51.0,,1,76.00,883.00,18.0,11.9,144 2026-06-11 12:00,51.0,,0,74.00,891.00,15.5,11.0,138 2026-06-11 13:00,53.0,,1,69.00,893.00,17.2,11.1,143 2026-06-11 14:00,53.0,,0,68.00,850.00,16.2,10.2,143 2026-06-11 15:00,55.0,,0,63.00,770.00,16.6,10.5,147 2026-06-11 16:00,56.0,,0,64.00,659.70,14.3,8.9,154 2026-06-11 17:00,55.0,,0,61.00,527.80,16.7,10.9,163 2026-06-11 18:00,53.0,,0,69.00,387.70,16.0,10.4,170 2026-06-11 19:00,52.0,,0,73.00,230.90,16.6,10.9,172 2026-06-11 20:00,47.0,,1,88.00,70.95,16.2,10.3,186 2026-06-11 21:00,45.0,,1,93.00,24.62,14.8,9.9,186 2026-06-11 22:00,44.0,,2,98.00,3.67,16.3,10.3,180 2026-06-11 23:00,44.0,,1,98.00,0.08,14.6,9.5,182 2026-06-12 00:00,43.0,,2,99.00,0.04,13.7,9.0,186 2026-06-12 01:00,43.0,,2,97.00,0.02,13.8,9.1,183 2026-06-12 02:00,43.0,,0,97.00,,,,