#------------------------------------------------- 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: 1990-10-01 to 1991-09-30 # Report Instantaneous Data As: Start of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 840: Upper San Juan, CO # # Data items provided in this file: # # Element Name Value Type Function Type Function Duration Base Data Measurement Units Sensor Depth Element Code Description # Precipitation Accumulation Median (1991-2020) None Instantaneous - Start of Day N/A Inches N/A PREC Water year accumulated precipitation # # 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 # B Back Estimate Regression-based estimate for homogenizing collocated Snow Course and Snow Pillow data sets # K Estimate Estimate # X External Estimate External estimate # S Suspect Suspect data # # 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 San Juan (840) # Colorado SNOTEL Site - 10140 ft # Reporting Frequency: Daily; Date Range: 1990-10-01 to 1991-09-30 # # As of: May 14, 2024, 11:00:41 PM GMT-08:00 # Day,Oct,Nov,Dec,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep ,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values,Median Precipitation Accumulation (1991-2020) (in) Start of Month Values 01,0.0,4.0,8.6,16.0,21.7,27.9,32.8,37.4,39.1,39.7,42.0,47.4 02,0.0,4.0,9.2,16.1,21.8,27.9,33.0,37.5,39.1,39.7,42.0,47.6 03,0.1,4.8,9.4,16.5,21.8,28.2,33.1,37.5,39.1,39.7,42.0,48.2 04,0.2,4.8,9.8,16.6,21.8,28.2,33.4,37.6,39.1,39.7,42.1,48.8 05,0.3,4.8,10.2,17.3,21.9,28.6,33.6,37.6,39.1,39.8,42.6,48.8 06,0.5,4.8,10.3,17.6,21.9,29.4,33.6,37.6,39.1,39.8,43.2,48.8 07,0.5,4.8,10.4,18.2,22.0,29.6,33.8,37.6,39.1,39.8,43.2,49.0 08,0.9,4.8,10.4,18.7,22.4,29.6,34.0,37.6,39.1,40.0,43.2,49.0 09,0.9,4.8,11.2,18.8,23.4,29.8,34.3,37.6,39.1,40.2,43.5,49.0 10,0.9,4.8,11.2,18.8,23.5,29.8,34.4,37.8,39.1,40.2,43.6,49.2 11,1.2,5.4,11.2,18.8,23.6,29.8,34.6,37.8,39.1,40.4,43.6,49.2 12,1.2,6.0,11.3,18.8,23.6,30.0,34.6,37.9,39.1,40.6,43.6,49.2 13,1.2,6.1,11.9,18.8,23.6,30.0,34.7,38.0,39.1,40.6,43.6,49.6 14,1.4,6.1,12.2,18.8,24.0,30.0,34.7,38.2,39.1,40.7,43.8,49.6 15,1.6,6.4,12.4,19.0,24.8,30.0,34.8,38.2,39.1,40.7,43.9,50.1 16,1.6,6.4,12.7,19.0,24.9,30.0,34.8,38.2,39.1,40.7,43.9,50.3 17,1.6,6.4,13.0,19.0,25.0,30.0,34.8,38.4,39.1,40.7,44.0,50.4 18,1.6,6.5,13.2,19.0,25.2,30.0,34.8,38.4,39.1,40.7,44.0,50.6 19,1.9,6.5,13.4,19.0,25.9,30.0,35.0,38.5,39.1,40.8,44.2,50.6 20,2.2,6.6,13.6,19.0,26.2,30.1,35.0,38.5,39.2,41.0,44.4,50.6 21,2.4,7.0,13.8,19.1,26.4,30.1,35.0,38.6,39.4,41.0,44.6,50.8 22,2.6,7.2,14.0,20.2,26.6,30.4,35.0,38.6,39.7,41.0,44.6,50.8 23,2.8,7.4,14.0,20.3,26.6,30.7,35.8,38.6,39.7,41.2,45.2,50.9 24,2.9,7.4,14.1,20.3,26.7,31.0,36.0,38.6,39.7,41.2,45.8,50.9 25,3.0,7.6,14.2,20.4,27.0,31.1,36.2,38.7,39.7,41.2,46.6,50.9 26,3.5,8.1,14.9,20.4,27.8,31.1,36.4,39.0,39.7,41.5,46.6,50.9 27,3.5,8.2,15.2,20.6,27.8,31.5,36.5,39.0,39.7,41.8,46.6,50.9 28,3.5,8.2,15.4,21.2,27.9,31.6,36.8,39.0,39.7,41.8,46.7,51.0 29,3.5,8.4,15.5,21.6,,32.7,37.0,39.1,39.7,42.0,46.8,51.0 30,3.6,8.4,15.8,21.7,,32.8,37.2,39.1,39.7,42.0,46.8,51.0 31,3.8,,16.0,21.7,,32.8,,39.1,,42.0,47.2,