#------------------------------------------------- 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 1008: Onion Park, MT # # 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 # #------------------------------------------------------------------------------------------------------ # # Onion Park (1008) # Montana SNOTEL Site - 7410 ft # Reporting Frequency: Daily; Date Range: 1990-10-01 to 1991-09-30 # # As of: May 1, 2024, 5:11:20 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 01,0.0,2.6,5.7,8.8,11.8,14.3,17.0,20.6,24.2,28.5,29.8,31.8 02,0.0,2.7,6.0,9.0,11.8,14.4,17.1,20.6,24.2,28.5,29.8,31.8 03,0.1,2.9,6.0,9.0,11.8,14.4,17.2,20.6,24.8,28.5,30.1,31.8 04,0.1,3.0,6.2,9.2,11.8,14.7,17.3,20.7,24.8,28.6,30.1,31.8 05,0.3,3.3,6.3,9.2,12.0,14.8,17.4,20.7,24.9,28.7,30.1,31.8 06,0.4,3.3,6.3,9.2,12.1,14.8,17.7,20.7,24.9,28.7,30.1,31.8 07,0.6,3.5,6.4,9.2,12.2,14.9,17.9,21.0,25.0,28.7,30.2,31.8 08,0.7,3.5,6.6,9.7,12.4,15.0,18.0,21.0,25.2,28.7,30.2,32.5 09,0.8,3.9,6.7,9.8,12.4,15.0,18.0,21.1,25.7,29.1,30.2,32.5 10,0.9,3.9,6.9,9.9,12.4,15.1,18.1,21.7,25.7,29.1,30.5,32.7 11,0.9,3.9,6.9,9.9,12.5,15.1,18.5,22.4,26.1,29.1,30.7,32.7 12,1.0,3.9,7.2,10.0,12.6,15.1,18.7,22.6,26.5,29.1,30.7,33.1 13,1.0,3.9,7.3,10.2,12.6,15.2,18.8,22.6,26.7,29.3,30.7,33.1 14,1.0,3.9,7.6,10.4,12.9,15.2,18.9,22.6,26.7,29.3,30.7,33.3 15,1.3,4.0,7.7,10.5,13.2,15.3,18.9,22.7,26.9,29.3,31.1,33.4 16,1.3,4.4,7.7,10.5,13.4,15.4,18.9,22.7,27.2,29.4,31.2,33.7 17,1.4,4.7,7.7,10.5,13.4,15.6,19.1,22.7,27.2,29.4,31.4,33.7 18,1.4,4.7,7.7,10.6,13.5,15.7,19.1,23.1,27.2,29.4,31.4,33.7 19,1.5,4.7,7.9,10.7,13.5,15.7,19.5,23.1,27.8,29.4,31.4,33.7 20,1.6,4.7,8.1,10.8,13.6,15.8,19.8,23.1,28.0,29.4,31.4,33.9 21,1.6,4.9,8.1,10.9,13.7,15.9,19.8,23.5,28.0,29.4,31.4,34.1 22,1.8,4.9,8.2,11.0,13.7,16.0,19.9,23.5,28.0,29.4,31.4,34.1 23,1.9,4.9,8.3,11.1,13.7,16.1,19.9,23.5,28.0,29.8,31.4,34.4 24,2.0,5.1,8.4,11.3,13.8,16.1,20.1,23.5,28.3,29.8,31.4,34.5 25,2.0,5.1,8.5,11.3,13.8,16.1,20.1,23.5,28.3,29.8,31.4,34.6 26,2.0,5.3,8.5,11.4,14.1,16.1,20.1,23.8,28.3,29.8,31.4,34.6 27,2.1,5.3,8.6,11.4,14.2,16.1,20.3,23.8,28.3,29.8,31.5,34.6 28,2.1,5.4,8.6,11.4,14.2,16.6,20.3,24.1,28.3,29.8,31.6,34.6 29,2.1,5.4,8.7,11.5,,16.9,20.3,24.2,28.3,29.8,31.6,34.6 30,2.2,5.5,8.7,11.6,,16.9,20.6,24.2,28.4,29.8,31.6,34.6 31,2.4,,8.8,11.6,,16.9,,24.2,,29.8,31.6,