#------------------------------------------------- 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: 2024-10-01 to 2025-09-30 # Report Instantaneous Data As: End of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 961: Fort Yukon, 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 Maximum Value None Day N/A Degrees fahrenheit N/A TMAX Maximum air temperature - sub-hourly sampling frequency # Air Temperature Minimum Value None Day N/A Degrees fahrenheit N/A TMIN Minimum air temperature - sub-hourly sampling frequency # Air Temperature Average Value None Day N/A Degrees fahrenheit N/A TAVG Average air temperature - sub-hourly sampling frequency # Precipitation Accumulation Value None Instantaneous - End of Day N/A Inches N/A PREC Water year accumulated precipitation # Snow Depth Value None Instantaneous - End of Day N/A Inches N/A SNWD Total snow depth # Solar Radiation Average Value None Day 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 # 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 # #------------------------------------------------------------------------------------------------------ # # Fort Yukon (961) # Alaska SNOTEL Site - 440 ft # Reporting Frequency: Daily; Date Range: 2024-10-01 to 2025-09-30 # # As of: Jul 12, 2025, 1:57:28 AM GMT-08:00 # Date,Air Temperature Maximum (degF),Air Temperature Minimum (degF),Air Temperature Average (degF),Precipitation Accumulation (in) End of Day Values,Snow Depth (in) End of Day Values,Solar Radiation Average (watt/m2) 2024-10-01,44.0,26.0,34.0,0.0,0,48.33 2024-10-02,40.0,19.0,28.0,0.0,0,43.84 2024-10-03,42.0,21.0,30.0,0.0,0,48.42 2024-10-04,47.0,24.0,33.0,0.0,0,46.82 2024-10-05,43.0,26.0,34.0,0.0,0,26.18 2024-10-06,47.0,20.0,31.0,0.0,0,42.75 2024-10-07,39.0,19.0,30.0,0.0,0,33.21 2024-10-08,41.0,18.0,26.0,0.0,0,38.25 2024-10-09,31.0,24.0,28.0,0.1,0,7.48 2024-10-10,33.0,28.0,30.0,0.1,0,7.19 2024-10-11,36.0,25.0,28.0,0.1,0,22.73 2024-10-12,36.0,25.0,30.0,0.2,1,8.75 2024-10-13,34.0,23.0,29.0,0.4,1,5.67 2024-10-14,29.0,19.0,24.0,0.4,1,10.91 2024-10-15,27.0,13.0,23.0,0.4,1,13.30 2024-10-16,28.0,19.0,24.0,0.5,2,17.84 2024-10-17,23.0,0.0,16.0,0.6,2,22.25 2024-10-18,12.0,-12.0,-1.0,0.6,2,21.20 2024-10-19,10.0,-11.0,-1.0,0.6,2,18.04 2024-10-20,21.0,3.0,12.0,0.7,3,3.25 2024-10-21,36.0,21.0,31.0,1.1,3,4.59 2024-10-22,35.0,30.0,33.0,1.2,3,14.82 2024-10-23,30.0,23.0,27.0,1.3,4,15.44 2024-10-24,24.0,9.0,20.0,1.4,4,13.27 2024-10-25,18.0,-4.0,7.0,1.4,4,13.75 2024-10-26,10.0,-9.0,1.0,1.4,4,9.48 2024-10-27,15.0,-1.0,7.0,1.4,4,8.27 2024-10-28,12.0,-4.0,6.0,1.4,4,6.52 2024-10-29,13.0,-8.0,3.0,1.4,4,7.76 2024-10-30,15.0,6.0,11.0,1.4,4,8.06 2024-10-31,14.0,3.0,8.0,1.4,4,4.82 2024-11-01,16.0,14.0,15.0,1.5,5,3.82 2024-11-02,18.0,14.0,16.0,1.6,5,7.13 2024-11-03,18.0,13.0,16.0,1.6,6,7.75 2024-11-04,19.0,3.0,16.0,1.7,7,2.15 2024-11-05,20.0,-1.0,15.0,1.7,7,1.33 2024-11-06,21.0,2.0,17.0,1.8,7,0.92 2024-11-07,17.0,-6.0,6.0,1.8,7,1.39 2024-11-08,17.0,-8.0,8.0,1.8,6,1.86 2024-11-09,6.0,-3.0,0.0,1.8,5,0.86 2024-11-10,11.0,3.0,8.0,1.8,7,1.13 2024-11-11,11.0,-6.0,7.0,1.8,7,1.04 2024-11-12,2.0,-12.0,-3.0,1.8,7,0.98 2024-11-13,4.0,1.0,3.0,1.8,7,0.85 2024-11-14,3.0,-12.0,-5.0,1.8,7,1.41 2024-11-15,5.0,-11.0,-1.0,1.8,6,1.09 2024-11-16,8.0,0.0,4.0,1.8,7,0.65 2024-11-17,7.0,-1.0,3.0,1.8,7,0.71 2024-11-18,-1.0,-31.0,-13.0,1.8,7,1.21 2024-11-19,-16.0,-36.0,-28.0,1.8,7,1.30 2024-11-20,5.0,-17.0,-7.0,1.8,7,0.53 2024-11-21,8.0,-11.0,0.0,1.8,7,0.58 2024-11-22,-6.0,-19.0,-10.0,1.8,7,0.93 2024-11-23,-1.0,-7.0,-5.0,1.8,7,0.35 2024-11-24,5.0,-1.0,1.0,2.1,9,0.08 2024-11-25,9.0,3.0,6.0,2.2,10,0.10 2024-11-26,5.0,-26.0,-8.0,2.2,10,0.22 2024-11-27,-26.0,-37.0,-33.0,2.2,10,0.20 2024-11-28,-35.0,-45.0,-41.0,2.2,10,0.24 2024-11-29,-27.0,-44.0,-36.0,2.2,10,0.12 2024-11-30,-21.0,-36.0,-27.0,2.2,10,0.07 2024-12-01,-34.0,-39.0,-37.0,2.2,10,0.15 2024-12-02,-38.0,-41.0,-40.0,2.2,10,0.14 2024-12-03,8.0,-41.0,-19.0,2.4,11,0.06 2024-12-04,12.0,-1.0,9.0,2.5,11,0.06 2024-12-05,1.0,-9.0,-4.0,2.6,11,0.01 2024-12-06,9.0,1.0,6.0,2.6,12,0.00 2024-12-07,14.0,9.0,12.0,2.6,11,0.00 2024-12-08,11.0,9.0,10.0,2.6,10,0.00 2024-12-09,16.0,10.0,13.0,2.6,11,0.00 2024-12-10,13.0,0.0,8.0,2.6,12,0.00 2024-12-11,20.0,-2.0,10.0,2.6,12,0.00 2024-12-12,23.0,9.0,19.0,2.6,12,0.00 2024-12-13,9.0,-10.0,-2.0,2.6,12,0.02 2024-12-14,-7.0,-17.0,-12.0,2.6,11,0.03 2024-12-15,-1.0,-34.0,-20.0,2.6,11,0.00 2024-12-16,-1.0,-5.0,-2.0,2.6,11,0.00 2024-12-17,-3.0,-17.0,-6.0,2.6,11,0.00 2024-12-18,-12.0,-31.0,-25.0,2.6,11,0.03 2024-12-19,-21.0,-32.0,-28.0,2.6,11,0.02 2024-12-20,-31.0,-34.0,-32.0,2.6,11,0.02 2024-12-21,-21.0,-34.0,-29.0,2.6,11,0.00 2024-12-22,6.0,-22.0,2.0,2.6,12,0.00 2024-12-23,4.0,0.0,1.0,2.8,12,0.00 2024-12-24,2.0,-4.0,1.0,2.8,12,0.02 2024-12-25,3.0,-12.0,-2.0,2.8,12,0.00 2024-12-26,2.0,-12.0,-3.0,2.9,14,0.00 2024-12-27,1.0,-11.0,-5.0,2.9,14,0.00 2024-12-28,3.0,-8.0,0.0,2.9,13,0.00 2024-12-29,-6.0,-21.0,-12.0,2.9,14,0.01 2024-12-30,-21.0,-35.0,-27.0,2.9,13,0.05 2024-12-31,-33.0,-39.0,-36.0,2.9,13,0.06 2025-01-01,-38.0,-44.0,-40.0,2.9,13,0.07 2025-01-02,,,,,, 2025-01-03,-45.0,-49.0,-48.0,2.9,12,0.07 2025-01-04,-8.0,-47.0,-40.0,2.9,13,0.10 2025-01-05,-3.0,-8.0,-5.0,3.0,14,0.03 2025-01-06,4.0,-8.0,-2.0,3.1,15,0.00 2025-01-07,6.0,-2.0,2.0,3.2,16,0.00 2025-01-08,0.0,-14.0,-3.0,3.3,17,0.04 2025-01-09,2.0,-12.0,-6.0,3.3,16,0.02 2025-01-10,7.0,-1.0,4.0,3.3,16,0.01 2025-01-11,19.0,-1.0,11.0,3.3,15,0.00 2025-01-12,34.0,3.0,19.0,3.3,16,0.00 2025-01-13,31.0,14.0,24.0,3.3,16,0.09 2025-01-14,22.0,-3.0,11.0,3.3,16,0.09 2025-01-15,10.0,-26.0,-7.0,3.3,16,0.13 2025-01-16,-20.0,-29.0,-23.0,3.3,16,0.16 2025-01-17,-6.0,-32.0,-18.0,3.4,16,0.06 2025-01-18,-4.0,-16.0,-12.0,3.4,16,0.20 2025-01-19,0.0,-13.0,-7.0,3.4,16,0.15 2025-01-20,3.0,-12.0,-1.0,3.4,15,0.18 2025-01-21,8.0,-1.0,3.0,3.4,14,0.12 2025-01-22,8.0,-6.0,2.0,3.4,15,0.24 2025-01-23,16.0,-4.0,6.0,3.4,15,0.15 2025-01-24,39.0,16.0,34.0,3.6,14,2.40 2025-01-25,30.0,22.0,25.0,4.4,22,0.10 2025-01-26,22.0,14.0,20.0,4.7,24,0.19 2025-01-27,18.0,10.0,13.0,4.9,25,0.17 2025-01-28,10.0,-31.0,-9.0,4.9,25,0.27 2025-01-29,-14.0,-31.0,-20.0,5.0,25,0.24 2025-01-30,-17.0,-30.0,-20.0,5.0,25,0.76 2025-01-31,-30.0,-43.0,-37.0,5.0,24,1.00 2025-02-01,-21.0,-32.0,-26.0,5.0,24,0.27 2025-02-02,-15.0,-30.0,-21.0,5.0,24,0.40 2025-02-03,-7.0,-15.0,-11.0,5.1,23,0.40 2025-02-04,0.0,-7.0,-2.0,5.1,24,0.42 2025-02-05,2.0,-15.0,-3.0,5.1,23,0.50 2025-02-06,6.0,-7.0,0.0,5.1,22,0.68 2025-02-07,3.0,-31.0,-13.0,5.1,22,1.06 2025-02-08,-20.0,-35.0,-27.0,5.1,22,1.28 2025-02-09,-14.0,-33.0,-28.0,5.1,22,2.24 2025-02-10,-18.0,-35.0,-29.0,5.1,23,2.53 2025-02-11,-11.0,-31.0,-25.0,5.1,23,2.65 2025-02-12,1.0,-28.0,-11.0,5.1,23,2.53 2025-02-13,-3.0,-12.0,-7.0,5.1,23,3.06 2025-02-14,-6.0,-12.0,-9.0,5.2,23,1.79 2025-02-15,1.0,-10.0,-3.0,5.2,23,1.03 2025-02-16,6.0,-15.0,-3.0,5.2,22,3.03 2025-02-17,7.0,-2.0,2.0,5.2,22,1.85 2025-02-18,13.0,2.0,8.0,5.2,22,1.81 2025-02-19,7.0,-1.0,2.0,5.2,21,2.43 2025-02-20,5.0,-1.0,1.0,5.2,21,2.98 2025-02-21,6.0,1.0,3.0,5.2,22,2.08 2025-02-22,10.0,3.0,7.0,5.2,22,2.38 2025-02-23,9.0,2.0,4.0,5.2,21,3.43 2025-02-24,7.0,-3.0,2.0,5.2,21,4.99 2025-02-25,2.0,-22.0,-9.0,5.2,21,9.91 2025-02-26,1.0,-22.0,-12.0,5.2,21,10.79 2025-02-27,6.0,-17.0,-4.0,5.2,21,7.89 2025-02-28,11.0,-12.0,-3.0,5.2,21,12.50 2025-03-01,11.0,-18.0,-7.0,5.2,21,13.75 2025-03-02,17.0,-17.0,-1.0,5.2,21,13.69 2025-03-03,21.0,-9.0,4.0,5.2,20,15.56 2025-03-04,23.0,-10.0,4.0,5.2,19,16.99 2025-03-05,31.0,-2.0,17.0,5.2,21,12.94 2025-03-06,30.0,20.0,24.0,5.2,21,37.73 2025-03-07,22.0,10.0,18.0,5.2,22,25.27 2025-03-08,16.0,-1.0,8.0,5.2,22,53.58 2025-03-09,13.0,-7.0,4.0,5.2,21,35.75 2025-03-10,17.0,-2.0,6.0,5.2,21,53.62 2025-03-11,18.0,-1.0,7.0,5.2,21,56.09 2025-03-12,18.0,-12.0,5.0,5.2,21,57.57 2025-03-13,16.0,0.0,7.0,5.2,21,64.62 2025-03-14,17.0,0.0,8.0,5.2,21,60.56 2025-03-15,13.0,-9.0,1.0,5.2,21,63.15 2025-03-16,9.0,-14.0,-3.0,5.2,21,65.92 2025-03-17,1.0,-14.0,-8.0,5.2,21,69.20 2025-03-18,4.0,-19.0,-7.0,5.2,21,66.97 2025-03-19,13.0,-6.0,1.0,5.2,21,65.73 2025-03-20,20.0,-13.0,6.0,5.2,21,54.49 2025-03-21,26.0,4.0,17.0,5.2,21,75.09 2025-03-22,24.0,-1.0,11.0,5.2,21,76.86 2025-03-23,23.0,-2.0,10.0,5.2,21,77.89 2025-03-24,23.0,-4.0,8.0,5.2,21,81.70 2025-03-25,24.0,-5.0,9.0,5.2,21,85.60 2025-03-26,24.0,0.0,12.0,5.2,21,89.00 2025-03-27,21.0,7.0,12.0,5.2,21,63.97 2025-03-28,18.0,-4.0,8.0,5.2,21,89.50 2025-03-29,20.0,-14.0,2.0,5.2,21,103.40 2025-03-30,26.0,-17.0,6.0,5.2,21,103.10 2025-03-31,34.0,16.0,25.0,5.2,21,66.08 2025-04-01,40.0,19.0,31.0,5.3,21,84.00 2025-04-02,31.0,4.0,21.0,5.3,22,69.52 2025-04-03,36.0,13.0,27.0,5.3,22,69.00 2025-04-04,30.0,20.0,25.0,5.3,22,66.07 2025-04-05,42.0,20.0,29.0,5.3,21,108.10 2025-04-06,44.0,23.0,33.0,5.3,20,83.00 2025-04-07,23.0,14.0,18.0,5.4,21,72.53 2025-04-08,26.0,5.0,17.0,5.4,21,50.70 2025-04-09,34.0,1.0,18.0,5.4,21,95.50 2025-04-10,46.0,1.0,27.0,5.4,21,133.10 2025-04-11,46.0,27.0,35.0,5.4,20,132.80 2025-04-12,36.0,24.0,29.0,5.4,20,108.40 2025-04-13,40.0,20.0,30.0,5.4,20,122.60 2025-04-14,30.0,23.0,26.0,5.7,23,35.49 2025-04-15,46.0,24.0,34.0,5.7,21,130.40 2025-04-16,47.0,20.0,36.0,5.7,21,100.20 2025-04-17,49.0,33.0,40.0,5.7,19,127.70 2025-04-18,35.0,28.0,33.0,6.2,20,61.87 2025-04-19,42.0,24.0,31.0,6.4,19,65.03 2025-04-20,36.0,28.0,31.0,6.4,19,87.10 2025-04-21,39.0,22.0,30.0,6.4,18,159.70 2025-04-22,38.0,20.0,28.0,6.4,18,119.00 2025-04-23,31.0,13.0,21.0,6.4,17,179.00 2025-04-24,31.0,10.0,20.0,6.4,18,180.10 2025-04-25,37.0,12.0,25.0,6.4,18,181.30 2025-04-26,40.0,19.0,29.0,6.4,18,175.10 2025-04-27,42.0,23.0,31.0,6.4,16,177.20 2025-04-28,39.0,18.0,29.0,6.4,17,175.80 2025-04-29,33.0,20.0,27.0,6.4,17,149.00 2025-04-30,40.0,23.0,31.0,6.4,16,128.00 2025-05-01,44.0,27.0,36.0,6.4,15,174.90 2025-05-02,40.0,27.0,34.0,6.4,15,101.60 2025-05-03,37.0,28.0,33.0,6.7,16,65.87 2025-05-04,44.0,28.0,35.0,6.7,15,182.90 2025-05-05,40.0,26.0,33.0,6.7,15,189.50 2025-05-06,37.0,28.0,30.0,6.7,15,100.00 2025-05-07,47.0,28.0,37.0,6.7,13,218.10 2025-05-08,50.0,27.0,38.0,6.7,12,195.20 2025-05-09,54.0,22.0,41.0,6.7,11,218.20 2025-05-10,48.0,28.0,39.0,6.7,9,221.40 2025-05-11,49.0,24.0,39.0,6.7,8,221.10 2025-05-12,43.0,26.0,36.0,6.7,7,229.20 2025-05-13,39.0,21.0,30.0,6.7,6,234.30 2025-05-14,43.0,20.0,33.0,6.7,4,244.70 2025-05-15,48.0,25.0,37.0,6.7,2,246.50 2025-05-16,46.0,28.0,37.0,6.7,1,154.00 2025-05-17,59.0,28.0,46.0,6.7,0,242.70 2025-05-18,62.0,30.0,48.0,6.7,0,137.70 2025-05-19,64.0,36.0,51.0,6.7,0,230.30 2025-05-20,59.0,39.0,50.0,6.7,0,185.60 2025-05-21,64.0,40.0,52.0,6.7,0,215.20 2025-05-22,67.0,40.0,53.0,6.7,0,210.30 2025-05-23,67.0,47.0,58.0,6.7,0,219.30 2025-05-24,68.0,42.0,56.0,6.7,0,256.90 2025-05-25,70.0,38.0,55.0,6.7,0,230.80 2025-05-26,71.0,47.0,58.0,6.7,0,258.80 2025-05-27,66.0,47.0,55.0,6.7,0,203.50 2025-05-28,68.0,48.0,56.0,6.7,0,192.20 2025-05-29,59.0,46.0,50.0,6.7,0,124.10 2025-05-30,58.0,44.0,50.0,6.7,0,184.50 2025-05-31,55.0,42.0,49.0,6.7,0,179.00 2025-06-01,64.0,40.0,53.0,6.7,0,268.30 2025-06-02,65.0,41.0,54.0,6.7,0,253.00 2025-06-03,67.0,47.0,55.0,7.0,0,169.10 2025-06-04,61.0,44.0,52.0,7.0,0,167.00 2025-06-05,61.0,44.0,52.0,7.0,0,155.50 2025-06-06,61.0,46.0,53.0,7.0,0,196.10 2025-06-07,66.0,39.0,55.0,7.0,0,182.10 2025-06-08,53.0,48.0,50.0,7.3,0,65.07 2025-06-09,58.0,43.0,50.0,7.3,0,160.50 2025-06-10,69.0,47.0,60.0,7.3,0,249.50 2025-06-11,73.0,42.0,62.0,7.3,0,283.30 2025-06-12,76.0,44.0,64.0,7.3,0,238.40 2025-06-13,81.0,46.0,67.0,7.3,0,248.70 2025-06-14,82.0,49.0,69.0,7.3,0,267.50 2025-06-15,85.0,55.0,73.0,7.3,0,260.70 2025-06-16,86.0,60.0,75.0,7.3,0,259.00 2025-06-17,82.0,60.0,73.0,7.3,0,259.70 2025-06-18,85.0,58.0,74.0,7.3,0,275.60 2025-06-19,90.0,55.0,75.0,7.3,0,275.90 2025-06-20,85.0,59.0,73.0,7.3,0,203.70 2025-06-21,85.0,58.0,74.0,7.3,0,243.10 2025-06-22,81.0,60.0,70.0,7.3,0,178.00 2025-06-23,77.0,58.0,68.0,7.3,0,131.00 2025-06-24,70.0,58.0,65.0,7.4,0,150.40 2025-06-25,80.0,54.0,67.0,7.5,0,212.00 2025-06-26,73.0,58.0,64.0,7.8,0,160.50 2025-06-27,75.0,56.0,64.0,7.8,0,221.10 2025-06-28,79.0,53.0,67.0,7.8,0,261.40 2025-06-29,79.0,56.0,68.0,7.8,0,235.60 2025-06-30,,,,7.8,, 2025-07-01,82.0,51.0,71.0,7.7,,81.10 2025-07-02,80.0,58.0,70.0,7.8,0, 2025-07-03,81.0,54.0,70.0,7.8,0, 2025-07-04,86.0,54.0,73.0,7.8,0, 2025-07-05,88.0,57.0,75.0,7.8,0, 2025-07-06,88.0,55.0,73.0,7.8,0, 2025-07-07,82.0,62.0,71.0,7.8,0, 2025-07-08,67.0,43.0,57.0,8.6,0, 2025-07-09,49.0,40.0,45.0,8.8,0, 2025-07-10,65.0,47.0,55.0,8.8,0, 2025-07-11,74.0,44.0,62.0,8.7,0,