#------------------------------------------------- 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 835: Twelvemile Creek, 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 # #------------------------------------------------------------------------------------------------------ # # Twelvemile Creek (835) # Montana SNOTEL Site - 5600 ft # Reporting Frequency: Daily; Date Range: 1990-10-01 to 1991-09-30 # # As of: May 15, 2024, 3:31:05 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 01,0.0,4.0,10.0,16.7,22.8,28.4,33.7,36.8,40.0,42.8,43.6,44.7 02,0.0,4.2,10.8,16.7,23.0,28.4,33.9,36.8,40.2,42.8,43.6,45.0 03,0.1,4.2,11.0,16.8,23.3,28.5,33.9,37.0,40.3,43.0,43.6,45.0 04,0.1,4.2,11.2,16.8,23.5,28.8,33.9,37.4,40.4,43.0,43.6,45.0 05,0.1,4.5,11.4,16.8,23.6,28.8,34.0,37.4,40.4,43.0,43.6,45.0 06,0.2,4.6,11.6,17.2,23.7,29.0,34.0,37.4,40.6,43.0,43.6,45.0 07,0.2,4.9,11.6,17.2,23.8,29.2,34.0,37.6,41.0,43.0,43.6,45.0 08,0.4,5.0,11.6,17.5,24.0,29.4,34.6,37.6,41.0,43.0,43.7,45.2 09,0.6,5.0,11.8,18.0,24.5,29.6,34.6,37.6,41.0,43.1,43.8,45.2 10,0.6,5.2,11.8,18.4,24.7,29.6,34.9,37.6,41.0,43.1,43.8,45.2 11,0.7,5.2,12.0,18.4,24.8,29.8,35.0,37.7,41.3,43.2,43.8,45.2 12,1.0,5.4,12.0,18.7,24.8,30.1,35.0,37.7,41.3,43.2,43.8,45.4 13,1.0,6.0,12.0,19.0,24.8,30.3,35.1,37.8,41.4,43.2,43.8,45.9 14,1.2,6.4,12.4,19.2,24.9,30.4,35.4,37.9,41.4,43.2,43.8,46.1 15,1.2,6.5,12.6,19.6,25.4,30.6,35.6,38.2,41.4,43.2,43.8,46.1 16,1.2,6.6,12.8,19.7,25.6,30.8,35.8,38.3,41.4,43.2,43.8,46.1 17,1.4,7.0,13.1,19.7,25.6,31.2,35.8,38.3,41.4,43.3,43.8,46.1 18,1.4,7.3,13.3,19.8,25.8,31.5,35.8,38.3,41.4,43.3,43.8,46.1 19,1.5,7.7,13.5,20.0,25.9,31.6,36.0,38.3,41.4,43.3,43.8,46.1 20,1.6,8.2,13.8,20.2,26.0,31.8,36.1,38.3,41.7,43.3,43.9,46.2 21,1.9,8.4,13.8,20.2,26.2,31.9,36.3,38.6,41.8,43.3,44.0,46.2 22,2.4,8.4,13.8,20.6,26.6,32.1,36.4,39.0,41.9,43.3,44.0,46.2 23,2.4,8.4,14.0,20.8,26.7,32.2,36.4,39.2,42.0,43.4,44.0,46.3 24,2.4,8.6,14.2,21.0,27.0,32.3,36.4,39.3,42.0,43.4,44.0,46.3 25,2.6,8.6,14.5,21.0,27.6,32.6,36.4,39.6,42.0,43.4,44.0,46.6 26,2.6,9.0,14.6,21.2,27.8,32.8,36.6,39.6,42.0,43.4,44.4,47.0 27,3.0,9.0,15.2,21.3,28.0,32.9,36.6,39.6,42.0,43.4,44.6,47.4 28,3.1,9.2,15.4,21.4,28.1,33.1,36.6,39.8,42.0,43.5,44.6,47.5 29,3.4,9.4,16.0,21.8,,33.3,36.6,40.0,42.1,43.5,44.6,47.6 30,3.6,9.7,16.4,22.1,,33.3,36.8,40.0,42.6,43.5,44.6,48.1 31,3.8,,16.5,22.6,,33.3,,40.0,,43.6,44.7,