#------------------------------------------------- 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 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: 2025-06-27 15:00 to 2025-06-30 14:00 # # As of: Jun 30, 2025, 2:09:39 PM 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) 2025-06-27 15:00,51.0,94.00,,75.00,331.20,12.5,7.7,142 2025-06-27 16:00,51.0,94.00,5,80.00,353.50,11.6,6.8,154 2025-06-27 17:00,51.0,94.00,4,76.00,247.40,10.3,6.5,148 2025-06-27 18:00,51.0,94.00,6,83.00,257.70,11.5,6.6,161 2025-06-27 19:00,50.0,94.00,8,86.00,107.60,10.0,6.5,176 2025-06-27 20:00,49.0,94.00,7,85.00,61.69,9.2,5.6,184 2025-06-27 21:00,49.0,94.00,,87.00,13.56,7.0,4.3,176 2025-06-27 22:00,47.0,94.00,,85.00,2.35,7.0,4.4,165 2025-06-27 23:00,46.0,94.00,5,80.00,0.00,2.9,1.1,146 2025-06-28 00:00,44.0,83.20,0,89.00,0.00,2.5,0.7,180 2025-06-28 01:00,43.0,94.00,7,97.00,0.00,3.5,0.8,165 2025-06-28 02:00,42.0,94.00,6,96.00,0.00,4.2,1.5,353 2025-06-28 03:00,43.0,94.00,5,97.00,1.05,3.5,1.4,9 2025-06-28 04:00,43.0,93.90,7,98.00,19.24,3.3,1.4,15 2025-06-28 05:00,43.0,93.90,8,98.00,62.80,5.8,3.2,345 2025-06-28 06:00,46.0,93.90,7,96.00,133.20,5.4,2.9,349 2025-06-28 07:00,47.0,94.00,,91.00,211.90,7.5,4.7,335 2025-06-28 08:00,48.0,94.00,7,90.00,253.50,7.4,5.4,329 2025-06-28 09:00,50.0,94.00,,84.00,229.60,7.2,4.6,344 2025-06-28 10:00,51.0,94.00,7,87.00,327.00,5.9,3.2,328 2025-06-28 11:00,53.0,94.00,6,75.00,473.50,6.0,2.7,155 2025-06-28 12:00,55.0,94.00,,72.00,384.70,8.6,4.5,161 2025-06-28 13:00,54.0,93.90,,74.00,356.70,11.0,6.6,183 2025-06-28 14:00,54.0,93.90,7,78.00,523.90,16.5,10.1,165 2025-06-28 15:00,55.0,93.90,6,79.00,753.60,16.7,11.2,163 2025-06-28 16:00,54.0,93.90,5,76.00,476.60,14.8,8.8,172 2025-06-28 17:00,54.0,93.90,6,74.00,348.90,11.0,5.3,195 2025-06-28 18:00,55.0,93.90,,71.00,196.70,5.8,3.7,192 2025-06-28 19:00,55.0,93.90,8,78.00,148.20,7.3,0.9,232 2025-06-28 20:00,54.0,93.90,7,78.00,36.49,6.9,2.4,336 2025-06-28 21:00,50.0,93.90,,89.00,15.48,7.4,3.6,169 2025-06-28 22:00,48.0,93.90,,87.00,1.84,5.6,2.1,165 2025-06-28 23:00,42.0,93.90,5,97.00,0.00,2.5,0.7,184 2025-06-29 00:00,43.0,83.20,0,99.00,0.00,3.2,1.0,180 2025-06-29 01:00,41.0,93.90,3,99.00,0.00,3.6,1.8,160 2025-06-29 02:00,40.0,93.90,4,97.00,0.00,4.5,2.2,161 2025-06-29 03:00,39.0,93.80,,95.00,0.82,3.8,1.6,143 2025-06-29 04:00,39.0,93.80,5,98.00,11.80,6.2,3.8,150 2025-06-29 05:00,44.0,93.80,6,90.00,32.28,7.2,4.6,146 2025-06-29 06:00,42.0,93.80,3,92.00,137.90,2.9,0.9,56 2025-06-29 07:00,46.0,93.90,7,95.00,336.20,8.8,4.6,154 2025-06-29 08:00,53.0,93.90,6,69.00,514.90,11.7,6.4,166 2025-06-29 09:00,56.0,93.90,6,68.00,655.10,13.4,8.0,158 2025-06-29 10:00,57.0,93.90,7,68.00,770.10,14.2,9.8,143 2025-06-29 11:00,58.0,93.90,,65.00,849.00,14.5,9.4,140 2025-06-29 12:00,59.0,93.90,,64.00,928.00,15.4,9.7,144 2025-06-29 13:00,59.0,93.90,7,62.00,846.00,17.6,10.9,133 2025-06-29 14:00,59.0,93.80,4,66.00,692.10,19.5,12.4,152 2025-06-29 15:00,57.0,93.80,5,69.00,591.70,18.0,12.1,151 2025-06-29 16:00,57.0,93.80,6,70.00,479.50,18.0,11.6,155 2025-06-29 17:00,55.0,93.80,5,74.00,268.60,17.2,11.3,155 2025-06-29 18:00,54.0,93.80,,78.00,205.70,16.5,9.7,148 2025-06-29 19:00,52.0,93.80,,80.00,241.00,14.7,9.2,156 2025-06-29 20:00,53.0,93.80,7,82.00,99.20,13.3,7.5,164 2025-06-29 21:00,50.0,93.80,8,85.00,17.58,9.7,6.2,187 2025-06-29 22:00,49.0,93.80,8,84.00,1.92,9.6,5.9,186 2025-06-29 23:00,48.0,93.80,7,86.00,0.02,9.4,5.7,183 2025-06-30 00:00,48.0,83.20,0,90.00,0.00,11.9,6.9,176 2025-06-30 01:00,48.0,93.80,5,92.00,0.00,10.7,7.3,175 2025-06-30 02:00,48.0,93.80,,91.00,0.02,9.8,5.7,177 2025-06-30 03:00,48.0,93.80,,83.00,1.06,10.6,6.2,177 2025-06-30 04:00,48.0,93.80,7,87.00,6.54,7.6,4.9,168 2025-06-30 05:00,47.0,93.80,6,87.00,31.70,8.3,4.9,176 2025-06-30 06:00,48.0,93.80,6,85.00,100.30,7.3,4.7,180 2025-06-30 07:00,49.0,93.80,,85.00,140.50,5.5,2.5,174 2025-06-30 08:00,50.0,93.80,7,86.00,272.50,4.9,1.7,161 2025-06-30 09:00,53.0,93.80,,75.00,496.80,6.8,3.0,132 2025-06-30 10:00,55.0,93.80,,71.00,502.80,8.4,2.8,125 2025-06-30 11:00,56.0,83.20,6,72.00,768.10,9.0,4.5,166 2025-06-30 12:00,59.0,83.20,8,68.00,,,,