#------------------------------------------------- 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 2025-06-30 # # Data for the following site(s) are contained in this file: # # SNOTEL 948: Mt. Ryan, 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 Minimum Value None Day N/A Degrees fahrenheit N/A TMIN Minimum air temperature - sub-hourly sampling frequency # # 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 # #------------------------------------------------------------------------------------------------------ # # Mt. Ryan (948) # Alaska SNOTEL Site - 2750 ft # Reporting Frequency: Daily; Date Range: 2024-10-01 to 2025-06-30 # # As of: Jun 30, 2025, 9:36:24 PM GMT-08:00 # Day,Oct,Nov,Dec,Jan,Feb,Mar,Apr,May,Jun ,Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF),Air Temperature Minimum (degF) 01,26.0,7.0,-10.0,-4.0,-3.0,23.0,20.0,30.0,37.0 02,26.0,8.0,-7.0,-14.0,1.0,24.0,21.0,30.0,41.0 03,25.0,11.0,-1.0,-18.0,12.0,26.0,27.0,29.0,38.0 04,28.0,10.0,12.0,-14.0,13.0,26.0,28.0,30.0,36.0 05,32.0,11.0,23.0,-12.0,11.0,27.0,33.0,30.0,38.0 06,32.0,16.0,25.0,-1.0,10.0,20.0,21.0,27.0,37.0 07,26.0,15.0,24.0,21.0,-1.0,14.0,10.0,25.0,36.0 08,25.0,8.0,17.0,19.0,-7.0,3.0,12.0,30.0,35.0 09,24.0,5.0,21.0,17.0,0.0,0.0,12.0,33.0,32.0 10,23.0,0.0,29.0,10.0,22.0,1.0,21.0,31.0,40.0 11,20.0,-3.0,20.0,20.0,21.0,-4.0,19.0,29.0,45.0 12,27.0,-7.0,14.0,28.0,-4.0,-7.0,19.0,30.0,49.0 13,26.0,-9.0,-11.0,20.0,-14.0,-3.0,24.0,25.0,52.0 14,23.0,-9.0,-19.0,10.0,-14.0,0.0,25.0,22.0,57.0 15,20.0,-7.0,-19.0,-3.0,-1.0,-3.0,24.0,24.0,58.0 16,17.0,-8.0,-5.0,-3.0,10.0,-8.0,25.0,28.0,60.0 17,10.0,-6.0,-5.0,0.0,14.0,-13.0,31.0,27.0,57.0 18,6.0,-16.0,-7.0,17.0,18.0,-14.0,29.0,40.0,54.0 19,2.0,-16.0,-7.0,21.0,3.0,-3.0,22.0,38.0,60.0 20,6.0,-1.0,-5.0,21.0,0.0,11.0,20.0,38.0,58.0 21,22.0,9.0,2.0,20.0,-2.0,11.0,23.0,36.0,60.0 22,22.0,6.0,1.0,22.0,1.0,15.0,28.0,39.0,58.0 23,19.0,7.0,-2.0,22.0,1.0,11.0,21.0,39.0,52.0 24,17.0,16.0,-1.0,28.0,-3.0,8.0,18.0,40.0,50.0 25,10.0,9.0,15.0,30.0,-8.0,8.0,19.0,38.0,48.0 26,5.0,-10.0,5.0,30.0,-11.0,11.0,25.0,39.0,46.0 27,0.0,-15.0,1.0,3.0,-2.0,5.0,27.0,38.0,47.0 28,0.0,-18.0,-5.0,-12.0,19.0,3.0,25.0,41.0,49.0 29,8.0,-15.0,-13.0,-23.0,,0.0,25.0,36.0,50.0 30,1.0,-14.0,-11.0,-27.0,,3.0,27.0,36.0, 31,2.0,,10.0,-23.0,,11.0,,33.0,