#------------------------------------------------- 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: 2025-06-09 11:00 to 2025-06-12 10:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1267: Alexander Lake, 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 # Barometric Pressure Value None Instantaneous N/A Inches hg N/A PRES Barometric pressure # # 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 # #------------------------------------------------------------------------------------------------------ # # Alexander Lake (1267) # Alaska SNOTEL Site - 170 ft # Reporting Frequency: Hourly; Date Range: 2025-06-09 11:00 to 2025-06-12 10:00 # # As of: Jun 12, 2025, 10:25:26 AM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Water Equivalent (in),Snow Depth (in),Barometric Pressure (inch_Hg) 2025-06-09 11:00,44.0,19.30,0.0,0,29.94 2025-06-09 12:00,46.0,19.30,0.1,0,29.97 2025-06-09 13:00,47.0,19.30,0.1,0,29.97 2025-06-09 14:00,52.0,19.30,0.1,0,29.97 2025-06-09 15:00,52.0,19.30,0.2,0,29.97 2025-06-09 16:00,53.0,19.30,0.2,,29.97 2025-06-09 17:00,55.0,19.20,0.2,,29.97 2025-06-09 18:00,48.0,19.30,0.2,0,30.00 2025-06-09 19:00,50.0,19.30,0.2,0,30.00 2025-06-09 20:00,50.0,19.30,0.1,0,30.03 2025-06-09 21:00,47.0,19.30,0.1,0,30.03 2025-06-09 22:00,45.0,19.40,0.0,0,30.03 2025-06-09 23:00,43.0,19.40,0.0,0,30.06 2025-06-10 00:00,41.0,19.40,0.0,0,30.06 2025-06-10 01:00,39.0,19.40,0.0,0,30.06 2025-06-10 02:00,40.0,19.40,0.0,0,30.06 2025-06-10 03:00,38.0,19.40,0.0,0,30.09 2025-06-10 04:00,38.0,19.40,0.0,0,30.09 2025-06-10 05:00,39.0,19.40,0.0,0,30.09 2025-06-10 06:00,40.0,19.40,0.0,0,30.09 2025-06-10 07:00,42.0,19.40,0.0,0,30.09 2025-06-10 08:00,46.0,19.40,0.0,0,30.09 2025-06-10 09:00,51.0,19.40,0.1,,30.09 2025-06-10 10:00,54.0,19.30,0.1,,30.09 2025-06-10 11:00,55.0,19.20,0.2,,30.06 2025-06-10 12:00,58.0,19.20,0.2,,30.06 2025-06-10 13:00,59.0,19.20,0.2,0,30.06 2025-06-10 14:00,62.0,19.10,0.2,,30.06 2025-06-10 15:00,64.0,19.20,0.2,0,30.03 2025-06-10 16:00,65.0,19.20,0.2,0,30.03 2025-06-10 17:00,64.0,19.20,0.2,,30.03 2025-06-10 18:00,64.0,19.10,0.2,,30.03 2025-06-10 19:00,63.0,19.10,0.2,0,30.00 2025-06-10 20:00,61.0,19.20,0.1,0,30.00 2025-06-10 21:00,58.0,19.30,0.0,,30.00 2025-06-10 22:00,56.0,19.30,0.0,,30.00 2025-06-10 23:00,53.0,19.30,0.0,0,30.00 2025-06-11 00:00,48.0,19.30,0.0,0,30.00 2025-06-11 01:00,48.0,19.40,0.0,0,30.03 2025-06-11 02:00,46.0,19.40,,0,30.03 2025-06-11 03:00,43.0,19.40,,0,30.03 2025-06-11 04:00,42.0,19.40,,0,30.03 2025-06-11 05:00,43.0,19.40,,,30.03 2025-06-11 06:00,44.0,19.40,,,30.06 2025-06-11 07:00,45.0,19.40,,0,30.06 2025-06-11 08:00,46.0,19.40,0.0,0,30.06 2025-06-11 09:00,50.0,19.30,0.0,,30.06 2025-06-11 10:00,54.0,19.30,0.1,0,30.03 2025-06-11 11:00,59.0,19.20,0.1,,30.00 2025-06-11 12:00,64.0,19.20,,0,30.00 2025-06-11 13:00,67.0,19.10,,,29.97 2025-06-11 14:00,71.0,19.10,,,29.97 2025-06-11 15:00,68.0,19.10,,,29.94 2025-06-11 16:00,66.0,19.20,,0,29.94 2025-06-11 17:00,67.0,19.20,,0,29.94 2025-06-11 18:00,67.0,19.20,,,29.91 2025-06-11 19:00,67.0,19.20,,,29.91 2025-06-11 20:00,64.0,19.20,0.1,,29.91 2025-06-11 21:00,62.0,19.20,0.1,,29.91 2025-06-11 22:00,57.0,19.30,0.0,0,29.91 2025-06-11 23:00,55.0,19.30,,0,29.91 2025-06-12 00:00,52.0,19.30,,0,29.91 2025-06-12 01:00,49.0,19.40,,,29.91 2025-06-12 02:00,47.0,19.40,,,29.91 2025-06-12 03:00,47.0,19.40,,,29.91 2025-06-12 04:00,45.0,19.40,,,29.94 2025-06-12 05:00,46.0,19.40,,,29.94 2025-06-12 06:00,49.0,19.40,,,29.94 2025-06-12 07:00,50.0,19.40,,,29.91 2025-06-12 08:00,55.0,19.40,,,29.91 2025-06-12 09:00,61.0,19.40,0.0,,29.91