#------------------------------------------------- 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: 2024-10-01 14:00 to 2024-10-04 13:00 # # 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 # B Back Estimate Regression-based estimate for homogenizing collocated Snow Course and Snow Pillow data sets # K Estimate Estimate # X External Estimate External estimate # S Suspect Suspect data # # 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 - 1250 ft # Reporting Frequency: Hourly; Date Range: 2024-10-01 14:00 to 2024-10-04 13:00 # # As of: Oct 4, 2024, 1:20:08 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) 2024-10-01 14:00,45.0,0.0,1,76.00,429.00,15.0,9.2,336 2024-10-01 15:00,45.0,0.0,1,74.00,310.00,13.1,8.4,316 2024-10-01 16:00,43.0,0.0,0,78.00,107.00,10.3,6.3,326 2024-10-01 17:00,42.0,0.0,0,82.00,43.71,10.7,6.3,316 2024-10-01 18:00,42.0,0.0,0,80.00,9.75,6.7,4.2,350 2024-10-01 19:00,40.0,0.0,0,84.00,0.00,7.0,2.9,332 2024-10-01 20:00,37.0,0.0,0,88.00,0.00,3.4,1.4,341 2024-10-01 21:00,37.0,-0.1,,83.00,0.00,3.3,1.0,333 2024-10-01 22:00,35.0,-0.1,,84.00,0.00,4.4,2.1,357 2024-10-01 23:00,37.0,-0.1,,83.00,0.00,4.9,2.2,355 2024-10-02 00:00,37.0,0.0,0,85.00,0.00,3.4,1.4,337 2024-10-02 01:00,33.0,-0.2,,88.00,0.00,3.0,0.3,340 2024-10-02 02:00,33.0,-0.2,,86.00,0.00,2.3,0.6,233 2024-10-02 03:00,32.0,-0.2,,94.00,0.00,1.7,0.3,214 2024-10-02 04:00,30.0,-0.2,,93.00,0.04,2.1,0.3,208 2024-10-02 05:00,30.0,-0.2,,92.00,0.00,2.2,0.4,202 2024-10-02 06:00,29.0,-0.2,,98.00,0.01,1.3,0.1,167 2024-10-02 07:00,31.0,-0.3,,95.00,7.97,1.0,0.1,242 2024-10-02 08:00,30.0,-0.3,,97.00,41.34,1.7,0.3,350 2024-10-02 09:00,31.0,-0.3,,97.00,255.80,1.9,0.3,83 2024-10-02 10:00,40.0,-0.2,0,83.00,358.00,6.6,3.7,9 2024-10-02 11:00,42.0,-0.1,0,70.00,418.50,6.9,3.9,352 2024-10-02 12:00,45.0,0.0,0,58.00,499.10,6.2,2.8,333 2024-10-02 13:00,46.0,0.0,0,56.00,486.90,9.9,4.4,230 2024-10-02 14:00,48.0,0.0,1,53.00,437.10,12.8,7.8,172 2024-10-02 15:00,48.0,0.0,1,49.00,399.90,10.9,6.5,185 2024-10-02 16:00,47.0,0.0,1,56.00,151.30,13.0,7.7,165 2024-10-02 17:00,44.0,0.0,0,72.00,51.93,11.0,7.3,154 2024-10-02 18:00,43.0,0.0,0,78.00,7.98,10.9,5.6,154 2024-10-02 19:00,42.0,0.0,0,81.00,0.03,11.8,6.5,144 2024-10-02 20:00,41.0,0.0,0,92.00,0.01,13.7,8.0,136 2024-10-02 21:00,40.0,-0.1,0,90.00,0.03,9.9,5.9,155 2024-10-02 22:00,40.0,-0.1,0,88.00,0.00,10.8,6.3,154 2024-10-02 23:00,39.0,-0.1,1,93.00,0.00,7.2,5.0,174 2024-10-03 00:00,39.0,-0.1,1,91.00,0.00,6.0,4.4,167 2024-10-03 01:00,37.0,-0.1,0,92.00,0.00,9.6,5.8,178 2024-10-03 02:00,37.0,-0.1,0,94.00,0.00,7.6,4.8,178 2024-10-03 03:00,35.0,-0.1,0,94.00,0.00,7.6,5.4,173 2024-10-03 04:00,36.0,-0.1,1,92.00,0.00,7.5,4.6,168 2024-10-03 05:00,37.0,-0.1,1,91.00,0.00,9.0,6.0,172 2024-10-03 06:00,38.0,-0.1,1,91.00,0.00,8.5,5.6,168 2024-10-03 07:00,38.0,-0.1,1,92.00,8.75,8.8,5.8,177 2024-10-03 08:00,39.0,-0.1,0,89.00,52.91,10.6,6.9,175 2024-10-03 09:00,40.0,-0.1,1,83.00,110.20,11.7,7.4,165 2024-10-03 10:00,41.0,-0.1,0,82.00,139.80,10.8,7.2,150 2024-10-03 11:00,42.0,-0.1,0,76.00,135.90,14.9,7.7,150 2024-10-03 12:00,42.0,0.0,1,79.00,130.80,17.6,10.3,177 2024-10-03 13:00,42.0,0.0,1,81.00,125.30,21.3,11.6,168 2024-10-03 14:00,42.0,0.0,1,82.00,110.90,23.1,12.5,158 2024-10-03 15:00,41.0,0.0,1,90.00,75.89,23.5,14.8,155 2024-10-03 16:00,40.0,0.0,0,93.00,32.38,26.6,15.1,140 2024-10-03 17:00,41.0,0.0,0,90.00,13.58,25.9,14.6,143 2024-10-03 18:00,42.0,0.1,0,88.00,1.66,24.8,14.2,149 2024-10-03 19:00,41.0,0.1,0,94.00,0.23,27.1,16.5,146 2024-10-03 20:00,41.0,0.1,0,91.00,0.07,36.3,18.4,148 2024-10-03 21:00,42.0,0.1,0,84.00,0.31,29.5,18.2,152 2024-10-03 22:00,41.0,0.2,0,92.00,0.28,31.0,17.3,142 2024-10-03 23:00,41.0,0.2,0,91.00,0.26,36.0,19.8,146 2024-10-04 00:00,41.0,0.2,0,89.00,0.07,36.5,20.7,145 2024-10-04 01:00,42.0,0.3,0,86.00,0.28,33.9,22.1,146 2024-10-04 02:00,41.0,0.3,0,89.00,0.31,31.3,18.9,148 2024-10-04 03:00,41.0,0.4,0,91.00,0.43,30.5,18.9,152 2024-10-04 04:00,41.0,0.4,0,90.00,0.50,31.6,19.9,152 2024-10-04 05:00,41.0,0.4,0,91.00,0.26,36.5,21.1,149 2024-10-04 06:00,42.0,0.5,0,87.00,0.63,42.4,26.4,152 2024-10-04 07:00,41.0,0.6,0,88.00,1.99,36.5,24.6,153 2024-10-04 08:00,40.0,0.6,0,88.00,4.31,31.1,18.2,153 2024-10-04 09:00,40.0,0.7,0,88.00,7.26,25.4,14.1,157 2024-10-04 10:00,40.0,0.8,0,91.00,11.21,24.5,13.7,153 2024-10-04 11:00,40.0,1.0,0,90.00,13.61,24.7,14.1,154 2024-10-04 12:00,40.0,1.2,0,87.00,,,,