#------------------------------------------------- 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: 2024-05-08 20:00 to 2024-05-11 19:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1089: Tokositna Valley, 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 # Solar Radiation Average Value None Hour N/A Watts/meter squared N/A SRADV Average solar radiation # # 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 # #------------------------------------------------------------------------------------------------------ # # Tokositna Valley (1089) # Alaska SNOTEL Site - 850 ft # Reporting Frequency: Hourly; Date Range: 2024-05-08 20:00 to 2024-05-11 19:00 # # As of: May 11, 2024, 7:18:04 PM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Water Equivalent (in),Snow Depth (in),Solar Radiation Average (watt/m2) 2024-05-08 20:00,43.0,22.8,12.8,32,27.42 2024-05-08 21:00,40.0,22.8,12.8,32,2.99 2024-05-08 22:00,38.0,22.8,12.8,32,0.34 2024-05-08 23:00,36.0,22.9,12.8,32,0.28 2024-05-09 00:00,34.0,23.1,12.9,32,0.01 2024-05-09 01:00,34.0,23.2,12.9,32,0.00 2024-05-09 02:00,33.0,23.2,12.9,32,0.00 2024-05-09 03:00,33.0,23.2,12.8,32,0.06 2024-05-09 04:00,32.0,23.2,12.8,32,4.60 2024-05-09 05:00,32.0,23.2,12.7,32,24.02 2024-05-09 06:00,32.0,23.2,12.7,32,82.30 2024-05-09 07:00,32.0,23.2,12.7,32,132.20 2024-05-09 08:00,33.0,23.2,12.7,32,293.10 2024-05-09 09:00,35.0,23.2,12.6,32,373.40 2024-05-09 10:00,35.0,23.2,12.6,32,514.00 2024-05-09 11:00,36.0,23.2,12.6,32,534.90 2024-05-09 12:00,37.0,23.2,12.7,32,633.00 2024-05-09 13:00,38.0,23.1,12.7,32,729.90 2024-05-09 14:00,39.0,23.1,12.6,31,643.80 2024-05-09 15:00,40.0,23.1,12.6,31,636.40 2024-05-09 16:00,41.0,23.1,12.6,31,344.90 2024-05-09 17:00,41.0,23.1,12.5,31,214.40 2024-05-09 18:00,40.0,23.1,12.4,31,125.10 2024-05-09 19:00,39.0,23.1,12.4,31,63.44 2024-05-09 20:00,38.0,23.1,12.3,31,24.46 2024-05-09 21:00,35.0,23.2,12.3,31,4.78 2024-05-09 22:00,34.0,23.2,12.2,31,0.06 2024-05-09 23:00,35.0,23.2,12.2,31,0.00 2024-05-10 00:00,33.0,23.2,12.2,31,0.00 2024-05-10 01:00,34.0,23.2,12.1,31,0.00 2024-05-10 02:00,33.0,23.2,12.1,31,0.00 2024-05-10 03:00,32.0,23.2,12.1,31,0.00 2024-05-10 04:00,32.0,23.2,12.0,31,3.73 2024-05-10 05:00,31.0,23.3,12.1,31,41.79 2024-05-10 06:00,34.0,23.3,12.1,31,147.00 2024-05-10 07:00,34.0,23.3,12.1,31,279.90 2024-05-10 08:00,35.0,23.3,12.1,31,376.30 2024-05-10 09:00,36.0,23.2,12.1,31,558.50 2024-05-10 10:00,37.0,23.2,12.1,31,487.70 2024-05-10 11:00,38.0,23.2,12.2,31,601.40 2024-05-10 12:00,39.0,23.1,12.2,31,668.80 2024-05-10 13:00,40.0,23.1,12.1,31,624.00 2024-05-10 14:00,42.0,23.1,12.1,30,535.60 2024-05-10 15:00,41.0,23.1,12.1,30,327.00 2024-05-10 16:00,42.0,23.1,12.2,30,305.10 2024-05-10 17:00,42.0,23.1,12.1,30,220.20 2024-05-10 18:00,42.0,23.1,12.1,30,167.90 2024-05-10 19:00,40.0,23.1,12.0,30,102.10 2024-05-10 20:00,39.0,23.1,12.0,30,57.75 2024-05-10 21:00,38.0,23.2,12.0,30,5.44 2024-05-10 22:00,37.0,23.2,11.9,30,0.06 2024-05-10 23:00,37.0,23.2,11.9,30,0.00 2024-05-11 00:00,37.0,23.2,11.8,30,0.00 2024-05-11 01:00,37.0,23.2,11.8,30,0.01 2024-05-11 02:00,37.0,23.2,11.8,30,0.00 2024-05-11 03:00,38.0,23.2,11.8,30,0.01 2024-05-11 04:00,37.0,23.2,11.8,30,5.55 2024-05-11 05:00,36.0,23.2,11.7,30,32.80 2024-05-11 06:00,37.0,23.2,11.7,30,95.90 2024-05-11 07:00,37.0,23.2,11.7,30,116.40 2024-05-11 08:00,40.0,23.2,11.8,30,159.00 2024-05-11 09:00,38.0,23.2,11.8,30,227.60 2024-05-11 10:00,42.0,23.2,11.8,30,292.80 2024-05-11 11:00,42.0,23.2,11.8,30,307.00 2024-05-11 12:00,43.0,23.2,11.7,29,338.10 2024-05-11 13:00,44.0,23.2,11.9,29,328.60 2024-05-11 14:00,44.0,23.2,11.8,29,292.20 2024-05-11 15:00,44.0,23.2,11.8,29,296.20 2024-05-11 16:00,44.0,23.1,11.8,29,255.10 2024-05-11 17:00,45.0,23.1,11.7,29,207.00 2024-05-11 18:00,44.0,23.2,11.7,29,