#------------------------------------------------- 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: 1980-10-01 to 1981-09-30 # Report Instantaneous Data As: Start of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 836: Twin Lakes, 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 Average (1981-2010) 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 # #------------------------------------------------------------------------------------------------------ # # Twin Lakes (836) # Montana SNOTEL Site - 6400 ft # Reporting Frequency: Daily; Date Range: 1980-10-01 to 1981-09-30 # # As of: May 6, 2024, 12:51:16 AM GMT-08:00 # Day,Oct,Nov,Dec,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep ,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values,Average Precipitation Accumulation (1981-2010) (in) Start of Month Values 01,0.0,4.5,13.2,21.7,30.1,36.7,43.3,48.5,53.6,57.8,59.7,61.7 02,0.1,4.7,13.6,22.0,30.4,37.0,43.5,48.6,53.7,57.8,59.8,61.8 03,0.2,4.9,13.9,22.3,30.6,37.1,43.7,48.8,53.9,58.0,59.8,61.9 04,0.3,5.1,14.2,22.6,30.7,37.3,43.9,49.0,54.1,58.1,59.8,61.9 05,0.4,5.4,14.4,22.8,30.8,37.6,44.1,49.1,54.3,58.2,59.9,61.9 06,0.5,5.7,14.7,23.1,31.0,37.7,44.2,49.3,54.5,58.3,59.9,62.1 07,0.6,6.3,15.0,23.4,31.1,38.0,44.4,49.4,54.8,58.4,60.0,62.2 08,0.7,6.7,15.2,23.8,31.4,38.2,44.6,49.6,55.0,58.5,60.0,62.3 09,0.8,7.0,15.4,24.1,31.7,38.4,44.8,49.8,55.1,58.5,60.1,62.5 10,0.9,7.1,15.7,24.4,31.9,38.7,45.0,49.9,55.3,58.7,60.1,62.5 11,1.0,7.3,16.1,24.7,32.1,38.8,45.2,50.0,55.5,58.8,60.2,62.6 12,1.1,7.6,16.3,25.0,32.3,39.0,45.4,50.2,55.6,58.8,60.2,62.8 13,1.2,8.0,16.6,25.2,32.6,39.2,45.5,50.3,55.8,58.9,60.3,62.9 14,1.5,8.3,17.0,25.5,32.9,39.4,45.8,50.5,56.0,58.9,60.3,62.9 15,1.6,8.5,17.2,25.8,33.2,39.6,46.0,50.7,56.1,58.9,60.4,63.0 16,1.8,8.7,17.4,26.0,33.4,39.8,46.1,50.8,56.3,59.0,60.5,63.1 17,2.0,8.9,17.7,26.3,33.8,40.1,46.2,51.0,56.4,59.1,60.5,63.2 18,2.1,9.1,18.0,26.5,34.1,40.3,46.5,51.1,56.6,59.1,60.6,63.3 19,2.2,9.3,18.2,26.7,34.4,40.5,46.6,51.3,56.7,59.2,60.6,63.4 20,2.4,9.6,18.4,26.9,34.7,40.7,46.7,51.4,56.9,59.2,60.7,63.5 21,2.5,9.9,18.5,27.1,34.9,40.9,46.8,51.6,57.0,59.3,60.7,63.6 22,2.7,10.3,18.8,27.3,35.2,41.1,47.0,51.8,57.1,59.4,60.9,63.7 23,2.9,10.6,19.1,27.6,35.4,41.3,47.1,52.0,57.2,59.4,61.0,63.8 24,3.0,10.8,19.4,27.9,35.7,41.4,47.3,52.1,57.2,59.4,61.0,63.9 25,3.1,11.2,19.6,28.2,36.0,41.7,47.6,52.3,57.3,59.5,61.1,63.9 26,3.2,11.6,19.8,28.5,36.2,41.9,47.7,52.4,57.3,59.5,61.3,64.0 27,3.4,11.9,20.2,28.7,36.3,42.1,47.8,52.6,57.4,59.5,61.3,64.2 28,3.6,12.2,20.5,29.0,36.4,42.4,48.0,52.8,57.5,59.6,61.4,64.3 29,3.8,12.5,20.9,29.2,,42.6,48.1,53.0,57.6,59.6,61.4,64.4 30,4.0,12.9,21.2,29.5,,42.9,48.3,53.2,57.7,59.6,61.5,64.5 31,4.2,,21.5,29.7,,43.1,,53.4,,59.7,61.6,