#------------------------------------------------- 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 929: Sacajawea, 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 # #------------------------------------------------------------------------------------------------------ # # Sacajawea (929) # Montana SNOTEL Site - 6550 ft # Reporting Frequency: Daily; Date Range: 1990-10-01 to 1991-09-30 # # As of: May 13, 2024, 4:23:54 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 01,0.0,4.2,8.4,12.8,16.2,19.7,22.5,27.8,32.4,37.9,40.0,41.4 02,0.1,4.5,8.6,12.8,16.2,19.7,22.6,27.9,32.7,38.4,40.0,41.4 03,0.1,5.2,8.7,13.0,16.2,19.8,22.8,27.9,32.7,38.4,40.0,41.4 04,0.2,5.2,8.7,13.0,16.3,19.9,23.1,28.3,33.1,38.4,40.0,41.5 05,0.3,5.4,8.9,13.0,16.5,19.9,23.2,28.3,33.3,38.4,40.3,41.6 06,0.4,5.5,9.0,13.1,16.5,19.9,23.5,28.3,33.3,38.4,40.4,41.6 07,0.4,5.5,9.0,13.3,17.4,19.9,24.0,28.3,33.5,38.7,40.6,41.6 08,0.5,5.5,9.2,13.3,17.4,20.0,24.0,28.8,33.6,38.7,40.6,41.7 09,0.8,5.7,9.2,13.3,17.4,20.1,24.2,28.8,34.3,38.7,40.8,41.7 10,0.8,5.7,9.2,13.5,17.4,20.1,24.2,28.9,34.6,38.7,40.8,41.7 11,0.9,6.1,9.3,13.5,17.6,20.1,24.3,29.2,35.2,38.8,40.8,41.7 12,1.4,6.1,9.3,13.5,17.6,20.1,24.5,29.2,35.2,38.8,40.8,41.8 13,1.4,6.2,9.3,13.5,17.6,20.1,24.5,29.2,35.4,39.4,41.0,42.3 14,1.6,6.2,9.4,13.5,17.8,20.4,24.6,29.3,35.4,39.4,41.0,42.3 15,1.6,6.2,9.4,13.8,18.2,20.7,24.9,29.5,36.0,39.4,41.0,42.5 16,1.9,6.5,9.6,13.9,18.3,20.7,25.1,30.0,36.2,39.4,41.1,42.8 17,1.9,6.5,9.8,14.3,18.3,20.7,25.1,30.0,36.7,39.4,41.1,42.8 18,2.0,6.6,9.8,14.4,18.4,21.2,25.1,30.0,37.5,39.4,41.2,42.8 19,2.0,6.6,9.8,14.8,18.6,21.2,25.1,30.0,37.5,39.4,41.2,42.9 20,2.4,6.6,9.8,14.9,18.6,21.4,25.5,30.0,37.6,39.4,41.2,42.9 21,2.4,7.0,10.3,14.9,18.7,21.4,26.0,30.2,37.6,39.4,41.2,42.9 22,2.6,7.2,10.3,14.9,18.8,21.4,26.2,30.5,37.6,39.4,41.2,43.1 23,2.8,7.2,10.7,14.9,18.9,21.8,26.2,30.6,37.6,39.4,41.2,43.6 24,2.8,7.4,10.8,14.9,19.0,21.9,26.4,31.0,37.6,39.4,41.2,43.7 25,2.9,7.4,10.9,14.9,19.1,21.9,26.4,31.2,37.6,39.4,41.2,43.8 26,3.2,7.8,11.4,14.9,19.5,21.9,26.4,31.2,37.6,39.4,41.2,43.8 27,3.5,7.9,11.5,14.9,19.7,21.9,26.5,31.2,37.6,39.4,41.4,43.8 28,3.7,8.1,11.7,15.1,19.7,21.9,27.1,31.8,37.6,40.0,41.4,43.8 29,3.8,8.2,11.8,15.1,,21.9,27.1,32.3,37.6,40.0,41.4,43.9 30,4.0,8.4,12.5,15.3,,21.9,27.6,32.4,37.9,40.0,41.4,43.9 31,4.0,,12.5,15.3,,22.4,,32.4,,40.0,41.4,