#------------------------------------------------- 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: 2025-07-02 18:00 to 2025-07-05 17:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 954: Turnagain Pass, 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 # Wind Speed Maximum Value None Hour N/A Miles/hour N/A WSPDX Maximum wind speed # Wind Speed Average Value None Hour N/A Miles/hour N/A WSPDV Average wind speed # Wind Direction Average Value None Hour N/A Degrees N/A WDIRV Average wind direction # # 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 # #------------------------------------------------------------------------------------------------------ # # Turnagain Pass (954) # Alaska SNOTEL Site - 1860 ft # Reporting Frequency: Hourly; Date Range: 2025-07-02 18:00 to 2025-07-05 17:00 # # As of: Jul 5, 2025, 5:20:05 PM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Water Equivalent (in),Snow Depth (in),Solar Radiation Average (watt/m2),Wind Speed Maximum (mph),Wind Speed Average (mph),Wind Direction Average (degree) 2025-07-02 18:00,59.0,57.60,,0,,7.7,1.7,201 2025-07-02 19:00,55.0,57.60,,0,,8.4,2.3,146 2025-07-02 20:00,53.0,57.70,,0,,7.5,2.1,119 2025-07-02 21:00,50.0,57.70,,0,,6.3,1.2,90 2025-07-02 22:00,50.0,57.70,,0,,3.8,0.8,137 2025-07-02 23:00,49.0,57.70,,0,,4.9,1.2,86 2025-07-03 00:00,48.0,57.70,,0,,5.0,0.9,112 2025-07-03 01:00,48.0,57.70,,0,,4.2,0.9,75 2025-07-03 02:00,47.0,57.70,,0,,2.9,0.4,107 2025-07-03 03:00,48.0,57.70,,0,,4.1,0.8,83 2025-07-03 04:00,48.0,57.70,,0,,4.6,0.5,70 2025-07-03 05:00,48.0,57.70,,0,,5.6,0.8,84 2025-07-03 06:00,48.0,57.70,,0,,3.0,0.4,88 2025-07-03 07:00,49.0,57.70,,0,,4.0,0.5,69 2025-07-03 08:00,50.0,57.70,,0,,5.4,1.2,27 2025-07-03 09:00,53.0,57.70,,0,,7.6,1.4,13 2025-07-03 10:00,54.0,57.70,,0,,8.5,1.9,13 2025-07-03 11:00,53.0,57.70,,0,,7.0,1.7,15 2025-07-03 12:00,55.0,57.70,,0,,7.5,1.3,10 2025-07-03 13:00,55.0,57.70,,0,,6.8,1.8,3 2025-07-03 14:00,56.0,57.60,,,,5.5,1.5,219 2025-07-03 15:00,55.0,57.70,,0,,7.8,1.7,342 2025-07-03 16:00,58.0,57.60,,0,,9.6,1.9,232 2025-07-03 17:00,57.0,57.60,,0,,6.7,1.8,200 2025-07-03 18:00,54.0,57.60,,0,,8.0,1.7,204 2025-07-03 19:00,54.0,57.60,,0,,5.9,1.2,149 2025-07-03 20:00,53.0,57.70,,0,,4.4,0.8,133 2025-07-03 21:00,51.0,57.70,,0,,5.2,1.4,125 2025-07-03 22:00,49.0,57.70,,0,,4.4,1.5,124 2025-07-03 23:00,47.0,57.70,,0,,3.6,1.3,116 2025-07-04 00:00,46.0,57.70,,0,,2.5,1.0,93 2025-07-04 01:00,46.0,57.70,,0,,1.8,0.3,130 2025-07-04 02:00,43.0,57.70,,0,,1.4,0.3,119 2025-07-04 03:00,43.0,57.70,,0,,0.8,0.1,106 2025-07-04 04:00,44.0,57.70,,0,,1.1,0.1,98 2025-07-04 05:00,46.0,57.70,,0,,0.0,0.0,0 2025-07-04 06:00,47.0,57.70,,0,,2.4,0.3,64 2025-07-04 07:00,46.0,57.70,,0,,3.9,0.4,235 2025-07-04 08:00,49.0,57.70,,0,,3.9,0.8,318 2025-07-04 09:00,53.0,57.70,,,,5.1,1.0,350 2025-07-04 10:00,57.0,57.70,,0,,7.7,1.5,351 2025-07-04 11:00,60.0,57.60,,0,,6.9,1.6,351 2025-07-04 12:00,62.0,57.60,,0,,8.0,1.7,3 2025-07-04 13:00,62.0,57.60,,0,,8.1,2.4,8 2025-07-04 14:00,62.0,57.60,,0,,8.9,2.9,13 2025-07-04 15:00,63.0,57.60,,0,,9.9,2.6,7 2025-07-04 16:00,62.0,57.60,,0,,11.1,2.7,16 2025-07-04 17:00,60.0,57.60,,0,,8.5,2.3,5 2025-07-04 18:00,60.0,57.60,,0,,9.0,1.8,9 2025-07-04 19:00,58.0,57.60,,0,,5.9,1.3,16 2025-07-04 20:00,56.0,57.60,,0,,3.9,0.5,332 2025-07-04 21:00,53.0,57.70,,0,,4.1,0.9,197 2025-07-04 22:00,49.0,57.70,,0,,2.1,0.3,139 2025-07-04 23:00,47.0,57.70,,0,,1.6,0.4,140 2025-07-05 00:00,46.0,57.70,,0,,1.5,0.1,123 2025-07-05 01:00,45.0,57.70,,0,,1.4,0.1,140 2025-07-05 02:00,44.0,57.70,,0,,2.4,0.3,133 2025-07-05 03:00,44.0,57.70,,0,,3.2,0.3,121 2025-07-05 04:00,44.0,57.70,,0,,2.0,0.4,111 2025-07-05 05:00,45.0,57.70,,0,,2.5,0.4,146 2025-07-05 06:00,46.0,57.70,,0,,1.9,0.3,225 2025-07-05 07:00,47.0,57.70,,0,,2.1,0.4,242 2025-07-05 08:00,49.0,57.70,,0,,5.7,0.9,334 2025-07-05 09:00,53.0,57.70,,0,,6.4,2.0,10 2025-07-05 10:00,55.0,57.70,,0,,10.6,2.4,18 2025-07-05 11:00,57.0,57.60,,0,,7.6,1.9,305 2025-07-05 12:00,58.0,57.60,,0,,7.1,2.0,232 2025-07-05 13:00,54.0,57.60,,0,,6.7,1.8,262 2025-07-05 14:00,57.0,57.60,,0,,6.8,1.4,273 2025-07-05 15:00,52.0,57.60,,0,,7.1,1.7,65 2025-07-05 16:00,52.0,57.70,,0,,,,