#------------------------------------------------- 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: Daily # Date Range: 2023-10-01 to 2024-05-16 # Report Instantaneous Data As: Start of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 952: Upper Chena, AK # # Data items provided in this file: # # Element Name Value Type Function Type Function Duration Base Data Measurement Units Sensor Depth Element Code Description # Snow Water Equivalent Value None Instantaneous - Start of Day N/A Inches N/A WTEQ Depth of water that would theoretically result if the entire snowpack were melted instantaneously # Snow Water Equivalent Delta None Instantaneous - Start of Day 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 - Start of Day N/A Inches N/A SNWD Total snow depth # Snow Depth Delta None Instantaneous - Start of Day N/A Inches N/A SNWD Total snow depth # # 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 # #------------------------------------------------------------------------------------------------------ # # Upper Chena (952) # Alaska SNOTEL Site - 2850 ft # Reporting Frequency: Daily; Date Range: 2023-10-01 to 2024-05-16 # # As of: May 16, 2024, 9:14:10 PM GMT-08:00 # Date,Snow Water Equivalent (in) Start of Day Values,Change In Snow Water Equivalent (in),Snow Depth (in) Start of Day Values,Change In Snow Depth (in) 2023-10-01,,,0,0 2023-10-02,,,0,0 2023-10-03,,,3,3 2023-10-04,,,5,2 2023-10-05,,,4,-1 2023-10-06,,,4,0 2023-10-07,,,6,2 2023-10-08,,,7,1 2023-10-09,,,7,0 2023-10-10,,,7,0 2023-10-11,,,7,0 2023-10-12,,,7,0 2023-10-13,,,7,0 2023-10-14,,,7,0 2023-10-15,,,6,-1 2023-10-16,,,9,3 2023-10-17,,,8,-1 2023-10-18,,,8,0 2023-10-19,,,9,1 2023-10-20,,,20,11 2023-10-21,,,18,-2 2023-10-22,,,17,-1 2023-10-23,,,20,3 2023-10-24,,,19,-1 2023-10-25,,,17,-2 2023-10-26,,,16,-1 2023-10-27,,,15,-1 2023-10-28,,,14,-1 2023-10-29,,,14,0 2023-10-30,,,13,-1 2023-10-31,,,13,0 2023-11-01,,,12,-1 2023-11-02,,,12,0 2023-11-03,,,13,1 2023-11-04,,,12,-1 2023-11-05,,,13,1 2023-11-06,,,13,0 2023-11-07,,,12,-1 2023-11-08,,,13,1 2023-11-09,,,13,0 2023-11-10,,,13,0 2023-11-11,,,13,0 2023-11-12,,,13,0 2023-11-13,,,13,0 2023-11-14,,,15,2 2023-11-15,,,17,2 2023-11-16,,,15,-2 2023-11-17,,,16,1 2023-11-18,,,18,2 2023-11-19,,,18,0 2023-11-20,,,19,1 2023-11-21,,,18,-1 2023-11-22,,,18,0 2023-11-23,,,17,-1 2023-11-24,,,17,0 2023-11-25,,,17,0 2023-11-26,,,17,0 2023-11-27,,,17,0 2023-11-28,,,19,2 2023-11-29,,,19,0 2023-11-30,,,19,0 2023-12-01,,,19,0 2023-12-02,,,19,0 2023-12-03,,,18,-1 2023-12-04,,,18,0 2023-12-05,,,18,0 2023-12-06,,,18,0 2023-12-07,,,19,1 2023-12-08,,,18,-1 2023-12-09,,,19,1 2023-12-10,,,19,0 2023-12-11,,,19,0 2023-12-12,,,20,1 2023-12-13,,,23,3 2023-12-14,,,24,1 2023-12-15,,,24,0 2023-12-16,,,26,2 2023-12-17,,,27,1 2023-12-18,,,26,-1 2023-12-19,,,26,0 2023-12-20,,,25,-1 2023-12-21,,,24,-1 2023-12-22,,,22,-2 2023-12-23,,,23,1 2023-12-24,,,24,1 2023-12-25,,,24,0 2023-12-26,,,20,-4 2023-12-27,,,, 2023-12-28,,,, 2023-12-29,,,, 2023-12-30,,,24, 2023-12-31,,,24,0 2024-01-01,,,25,1 2024-01-02,,,24,-1 2024-01-03,,,22,-2 2024-01-04,,,24,2 2024-01-05,,,25,1 2024-01-06,,,24,-1 2024-01-07,,,24,0 2024-01-08,,,24,0 2024-01-09,,,25,1 2024-01-10,,,26,1 2024-01-11,,,26,0 2024-01-12,,,26,0 2024-01-13,,,26,0 2024-01-14,,,26,0 2024-01-15,,,27,1 2024-01-16,,,30,3 2024-01-17,,,31,1 2024-01-18,,,30,-1 2024-01-19,,,28,-2 2024-01-20,,,28,0 2024-01-21,,,29,1 2024-01-22,,,28,-1 2024-01-23,,,28,0 2024-01-24,,,28,0 2024-01-25,,,28,0 2024-01-26,,,27,-1 2024-01-27,,,28,1 2024-01-28,,,28,0 2024-01-29,,,30,2 2024-01-30,,,30,0 2024-01-31,,,30,0 2024-02-01,,,29,-1 2024-02-02,,,29,0 2024-02-03,,,29,0 2024-02-04,,,29,0 2024-02-05,,,29,0 2024-02-06,,,29,0 2024-02-07,,,29,0 2024-02-08,,,29,0 2024-02-09,,,29,0 2024-02-10,,,29,0 2024-02-11,,,29,0 2024-02-12,,,29,0 2024-02-13,,,29,0 2024-02-14,,,29,0 2024-02-15,,,29,0 2024-02-16,,,29,0 2024-02-17,,,28,-1 2024-02-18,,,28,0 2024-02-19,,,29,1 2024-02-20,,,29,0 2024-02-21,,,29,0 2024-02-22,,,29,0 2024-02-23,,,30,1 2024-02-24,,,30,0 2024-02-25,,,30,0 2024-02-26,,,30,0 2024-02-27,,,30,0 2024-02-28,,,30,0 2024-02-29,,,30,0 2024-03-01,,,30,0 2024-03-02,,,30,0 2024-03-03,,,30,0 2024-03-04,,,30,0 2024-03-05,,,30,0 2024-03-06,,,32,2 2024-03-07,,,32,0 2024-03-08,,,32,0 2024-03-09,,,32,0 2024-03-10,,,32,0 2024-03-11,,,32,0 2024-03-12,,,32,0 2024-03-13,,,32,0 2024-03-14,,,32,0 2024-03-15,,,32,0 2024-03-16,,,32,0 2024-03-17,,,31,-1 2024-03-18,,,31,0 2024-03-19,,,31,0 2024-03-20,,,31,0 2024-03-21,,,31,0 2024-03-22,,,31,0 2024-03-23,,,31,0 2024-03-24,,,31,0 2024-03-25,,,31,0 2024-03-26,,,31,0 2024-03-27,,,31,0 2024-03-28,,,31,0 2024-03-29,,,31,0 2024-03-30,,,30,-1 2024-03-31,,,30,0 2024-04-01,,,35,5 2024-04-02,,,34,-1 2024-04-03,,,34,0 2024-04-04,,,34,0 2024-04-05,,,36,2 2024-04-06,,,35,-1 2024-04-07,,,34,-1 2024-04-08,,,36,2 2024-04-09,,,37,1 2024-04-10,,,36,-1 2024-04-11,,,35,-1 2024-04-12,,,35,0 2024-04-13,,,35,0 2024-04-14,,,36,1 2024-04-15,,,37,1 2024-04-16,,,35,-2 2024-04-17,,,35,0 2024-04-18,,,34,-1 2024-04-19,,,33,-1 2024-04-20,,,31,-2 2024-04-21,,,29,-2 2024-04-22,,,26,-3 2024-04-23,,,25,-1 2024-04-24,,,24,-1 2024-04-25,,,23,-1 2024-04-26,,,21,-2 2024-04-27,,,20,-1 2024-04-28,,,19,-1 2024-04-29,,,18,-1 2024-04-30,,,17,-1 2024-05-01,,,18,1 2024-05-02,,,18,0 2024-05-03,,,17,-1 2024-05-04,,,16,-1 2024-05-05,,,14,-2 2024-05-06,,,13,-1 2024-05-07,,,13,0 2024-05-08,,,12,-1 2024-05-09,,,11,-1 2024-05-10,,,10,-1 2024-05-11,,,10,0 2024-05-12,,,9,-1 2024-05-13,,,8,-1 2024-05-14,,,7,-1 2024-05-15,,,5,-2 2024-05-16,,,3,-2