#------------------------------------------------- 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: 2025-07-05 02:00 to 2025-07-12 01:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1090: Upper Nome Creek, 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 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 # Precipitation Accumulation Value None Instantaneous N/A Inches N/A PREC Water year accumulated precipitation # Air Temperature Observed Value None Instantaneous N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # # 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 # #------------------------------------------------------------------------------------------------------ # # Upper Nome Creek (1090) # Alaska SNOTEL Site - 2500 ft # Reporting Frequency: Hourly; Date Range: 2025-07-05 02:00 to 2025-07-12 01:00 # # As of: Jul 12, 2025, 1:11:46 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF) 2025-07-05 02:00,0.1,1,17.40,58.0 2025-07-05 03:00,0.1,2,17.40,51.0 2025-07-05 04:00,0.1,0,17.40,51.0 2025-07-05 05:00,0.1,0,17.40,53.0 2025-07-05 06:00,0.0,0,17.40,64.0 2025-07-05 07:00,0.0,1,17.40,69.0 2025-07-05 08:00,0.0,2,17.30,70.0 2025-07-05 09:00,0.0,3,17.20,71.0 2025-07-05 10:00,0.0,3,17.10,73.0 2025-07-05 11:00,0.0,3,17.10,74.0 2025-07-05 12:00,0.0,3,17.10,74.0 2025-07-05 13:00,0.0,3,17.10,75.0 2025-07-05 14:00,0.0,2,17.10,75.0 2025-07-05 15:00,0.0,2,17.10,75.0 2025-07-05 16:00,0.0,2,17.10,75.0 2025-07-05 17:00,0.0,2,17.10,75.0 2025-07-05 18:00,0.0,3,17.10,73.0 2025-07-05 19:00,0.0,3,17.10,71.0 2025-07-05 20:00,0.0,3,17.20,69.0 2025-07-05 21:00,0.0,3,17.20,66.0 2025-07-05 22:00,0.0,3,17.30,63.0 2025-07-05 23:00,0.1,2,17.30,62.0 2025-07-06 00:00,0.0,0,17.40,58.0 2025-07-06 01:00,0.1,1,17.40,55.0 2025-07-06 02:00,0.1,1,17.40,56.0 2025-07-06 03:00,0.1,0,17.40,55.0 2025-07-06 04:00,0.1,0,17.40,53.0 2025-07-06 05:00,0.1,0,17.40,51.0 2025-07-06 06:00,0.0,0,17.40,56.0 2025-07-06 07:00,0.0,1,17.40,64.0 2025-07-06 08:00,0.0,2,17.40,67.0 2025-07-06 09:00,0.0,2,17.30,67.0 2025-07-06 10:00,0.0,2,17.20,69.0 2025-07-06 11:00,0.0,3,17.20,70.0 2025-07-06 12:00,0.0,3,17.10,70.0 2025-07-06 13:00,0.0,3,17.10,74.0 2025-07-06 14:00,0.0,1,17.10,74.0 2025-07-06 15:00,0.0,1,17.10,76.0 2025-07-06 16:00,0.0,2,17.00,61.0 2025-07-06 17:00,0.0,2,17.20,58.0 2025-07-06 18:00,0.0,2,17.40,57.0 2025-07-06 19:00,0.0,1,17.40,60.0 2025-07-06 20:00,0.0,0,17.40,56.0 2025-07-06 21:00,0.0,1,17.40,51.0 2025-07-06 22:00,0.0,1,17.50,51.0 2025-07-06 23:00,0.0,1,17.50,52.0 2025-07-07 00:00,0.0,0,17.50,48.0 2025-07-07 01:00,0.0,0,17.50,46.0 2025-07-07 02:00,0.0,0,17.50,50.0 2025-07-07 03:00,0.0,0,17.60,52.0 2025-07-07 04:00,0.0,1,17.80,49.0 2025-07-07 05:00,0.0,,17.90,53.0 2025-07-07 06:00,0.0,,17.80,53.0 2025-07-07 07:00,0.0,,17.80,52.0 2025-07-07 08:00,0.0,0,17.80,54.0 2025-07-07 09:00,0.0,1,17.80,56.0 2025-07-07 10:00,0.0,1,17.80,57.0 2025-07-07 11:00,0.0,1,17.70,60.0 2025-07-07 12:00,0.0,1,17.70,59.0 2025-07-07 13:00,0.0,2,17.70,60.0 2025-07-07 14:00,0.0,2,17.70,60.0 2025-07-07 15:00,0.0,2,17.60,62.0 2025-07-07 16:00,0.0,2,17.60,63.0 2025-07-07 17:00,0.0,2,17.60,61.0 2025-07-07 18:00,0.0,2,17.60,60.0 2025-07-07 19:00,0.0,2,17.70,60.0 2025-07-07 20:00,0.0,2,17.70,58.0 2025-07-07 21:00,0.0,2,17.70,57.0 2025-07-07 22:00,0.0,1,17.70,55.0 2025-07-07 23:00,0.0,1,17.80,56.0 2025-07-08 00:00,0.0,0,17.80,55.0 2025-07-08 01:00,0.0,1,17.80,54.0 2025-07-08 02:00,0.0,1,17.80,52.0 2025-07-08 03:00,0.0,1,17.80,51.0 2025-07-08 04:00,0.0,1,17.80,52.0 2025-07-08 05:00,0.0,1,17.80,52.0 2025-07-08 06:00,0.0,1,17.80,51.0 2025-07-08 07:00,0.0,1,17.80,51.0 2025-07-08 08:00,0.0,1,17.80,50.0 2025-07-08 09:00,0.0,1,17.80,50.0 2025-07-08 10:00,0.0,,17.90,50.0 2025-07-08 11:00,0.0,,17.90,51.0 2025-07-08 12:00,0.0,,17.90,51.0 2025-07-08 13:00,0.0,,17.90,52.0 2025-07-08 14:00,0.0,,17.90,51.0 2025-07-08 15:00,0.0,,17.90,52.0 2025-07-08 16:00,0.0,,17.90,53.0 2025-07-08 17:00,0.0,,17.90,54.0 2025-07-08 18:00,0.0,,17.90,53.0 2025-07-08 19:00,0.0,1,18.00,53.0 2025-07-08 20:00,0.0,,18.00,51.0 2025-07-08 21:00,0.0,,18.20,50.0 2025-07-08 22:00,0.0,,18.30,50.0 2025-07-08 23:00,0.0,,18.30,49.0 2025-07-09 00:00,0.0,0,18.30,48.0 2025-07-09 01:00,0.0,,18.30,48.0 2025-07-09 02:00,0.0,,18.30,49.0 2025-07-09 03:00,0.0,,18.30,49.0 2025-07-09 04:00,0.0,,18.30,50.0 2025-07-09 05:00,0.0,,18.30,50.0 2025-07-09 06:00,0.0,,18.30,50.0 2025-07-09 07:00,0.0,,18.40,50.0 2025-07-09 08:00,0.0,,18.40,50.0 2025-07-09 09:00,0.0,,18.50,51.0 2025-07-09 10:00,0.0,,18.60,48.0 2025-07-09 11:00,0.0,,18.70,50.0 2025-07-09 12:00,0.0,,18.70,50.0 2025-07-09 13:00,0.0,1,18.70,50.0 2025-07-09 14:00,0.0,0,18.70,49.0 2025-07-09 15:00,0.0,0,18.70,49.0 2025-07-09 16:00,0.0,1,18.70,49.0 2025-07-09 17:00,0.0,0,18.70,48.0 2025-07-09 18:00,0.0,0,18.70,48.0 2025-07-09 19:00,0.0,0,18.80,47.0 2025-07-09 20:00,0.0,0,18.80,47.0 2025-07-09 21:00,0.1,0,18.80,47.0 2025-07-09 22:00,0.1,0,18.90,46.0 2025-07-09 23:00,0.1,0,18.90,46.0 2025-07-10 00:00,0.0,0,18.90,45.0 2025-07-10 01:00,0.1,0,18.90,44.0 2025-07-10 02:00,0.1,0,19.00,44.0 2025-07-10 03:00,0.1,0,19.00,44.0 2025-07-10 04:00,0.1,0,19.00,44.0 2025-07-10 05:00,0.1,0,19.00,45.0 2025-07-10 06:00,0.1,,19.00,45.0 2025-07-10 07:00,0.0,,19.00,47.0 2025-07-10 08:00,0.0,0,19.00,48.0 2025-07-10 09:00,0.0,0,19.00,49.0 2025-07-10 10:00,0.0,0,19.00,49.0 2025-07-10 11:00,0.0,1,19.00,51.0 2025-07-10 12:00,0.0,1,19.00,54.0 2025-07-10 13:00,0.0,1,18.90,55.0 2025-07-10 14:00,0.0,1,18.90,59.0 2025-07-10 15:00,0.0,1,18.80,57.0 2025-07-10 16:00,0.0,1,18.80,60.0 2025-07-10 17:00,0.0,1,18.80,58.0 2025-07-10 18:00,0.0,2,18.80,61.0 2025-07-10 19:00,0.0,2,18.80,59.0 2025-07-10 20:00,0.0,2,18.80,55.0 2025-07-10 21:00,0.0,1,18.80,52.0 2025-07-10 22:00,0.1,1,18.90,50.0 2025-07-10 23:00,0.1,0,19.00,43.0 2025-07-11 00:00,0.0,0,19.00,42.0 2025-07-11 01:00,0.1,,19.00,39.0 2025-07-11 02:00,0.1,,19.00,38.0 2025-07-11 03:00,0.2,,19.00,37.0 2025-07-11 04:00,0.2,0,19.00,38.0 2025-07-11 05:00,0.1,,19.00,42.0 2025-07-11 06:00,0.0,,19.00,50.0 2025-07-11 07:00,0.0,0,19.00,56.0 2025-07-11 08:00,0.0,1,18.90,60.0 2025-07-11 09:00,0.0,1,18.90,60.0 2025-07-11 10:00,0.0,1,18.80,62.0 2025-07-11 11:00,0.0,2,18.70,63.0 2025-07-11 12:00,0.0,2,18.70,64.0 2025-07-11 13:00,0.0,2,18.70,66.0 2025-07-11 14:00,0.0,2,18.70,68.0 2025-07-11 15:00,0.0,2,18.70,67.0 2025-07-11 16:00,0.0,2,18.70,65.0 2025-07-11 17:00,0.0,3,18.60,64.0 2025-07-11 18:00,0.0,2,18.70,68.0 2025-07-11 19:00,0.0,2,18.70,67.0 2025-07-11 20:00,0.0,2,18.70,64.0 2025-07-11 21:00,0.0,2,18.80,56.0 2025-07-11 22:00,0.1,2,18.90,47.0 2025-07-11 23:00,0.1,0,18.90,43.0 2025-07-12 00:00,0.2,,19.00,42.0