#------------------------------------------------- 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: FPACITServiceDesk@usda.gov # #------------------------------------------------------------------------------------------------------ # # Reporting Frequency: Daily # Date Range: 2025-10-01 to 2026-09-30 # Report Instantaneous Data As: Start of Day # # Data for the following site(s) are contained in this file: # # SNOTEL 482: Flattop Mtn., MT # # Data items provided in this file: # # Element Name Value Type Function Type Function Duration Base Data Measurement Units Sensor Depth Element Code Description # Snow Water Equivalent Value None Instantaneous - Start of Day N/A Inches N/A WTEQ Depth of water that would theoretically result if the entire snowpack were melted instantaneously # Snow Depth Value None Instantaneous - Start of Day N/A Inches N/A SNWD Total snow depth # Precipitation Accumulation Value None Instantaneous - Start of Day N/A Inches N/A PREC Water year accumulated precipitation # Snow Density Value None Instantaneous - Start of Day N/A Percent N/A SNDN The mass of snow per unit volume, expressed as a percent of water content # # 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 # K Estimate Estimate # C Correction A different equation has been applied to the original sensor voltage # B Back Estimate Regression-based estimate for homogenizing collocated Snow Course and Snow Pillow data sets # X External Estimate External estimate # S Suspect Suspect data # M Missing Value is missing # # 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 # #------------------------------------------------------------------------------------------------------ # # Flattop Mtn. (482) Montana SNOTEL Site - 6280 ft # Reporting Frequency: Daily; Date Range: 2025-10-01 to 2026-09-30 # # As of: Aug 15, 2026, 5:21:26 PM GMT-08:00 # Date,Snow Water Equivalent (in) Start of Day Values,Snow Depth (in) Start of Day Values,Precipitation Accumulation (in) Start of Day Values,Snow Density (pct) Start of Day Values 2025-10-01,0.0,0,0.00, 2025-10-02,0.0,0,0.40, 2025-10-03,0.0,0,0.40, 2025-10-04,0.0,0,0.40, 2025-10-05,0.0,0,0.80, 2025-10-06,0.0,0,0.80, 2025-10-07,0.0,0,0.90, 2025-10-08,0.0,0,0.90, 2025-10-09,0.0,0,0.90, 2025-10-10,0.0,0,0.90, 2025-10-11,0.1,1,1.10, 2025-10-12,0.2,1,1.50, 2025-10-13,0.2,1,1.50, 2025-10-14,0.2,1,1.50, 2025-10-15,0.3,1,1.60, 2025-10-16,0.3,1,1.60, 2025-10-17,0.3,1,1.70, 2025-10-18,0.5,2,1.90, 2025-10-19,0.6,2,2.00, 2025-10-20,1.7,10,3.20,17.0 2025-10-21,2.0,11,3.60,18.2 2025-10-22,2.0,10,3.60,20.0 2025-10-23,2.0,11,3.70,18.2 2025-10-24,2.0,13,3.70,15.4 2025-10-25,2.0,9,3.70,22.2 2025-10-26,2.2,8,4.30,27.5 2025-10-27,2.8,12,5.10,23.3 2025-10-28,2.9,14,5.50,20.7 2025-10-29,2.9,13,5.60,22.3 2025-10-30,3.2,14,6.10,22.9 2025-10-31,3.2,13,6.10,24.6 2025-11-01,3.2,13,6.10,24.6 2025-11-02,3.3,10,7.90,33.0 2025-11-03,3.3,10,7.90,33.0 2025-11-04,3.3,11,8.00,30.0 2025-11-05,3.3,12,8.20,27.5 2025-11-06,3.5,11,8.50,31.8 2025-11-07,3.8,13,9.20,29.2 2025-11-08,4.2,16,9.70,26.2 2025-11-09,4.2,15,9.70,28.0 2025-11-10,4.3,15,9.80,28.7 2025-11-11,4.4,15,10.20,29.3 2025-11-12,4.4,14,10.20,31.4 2025-11-13,4.4,14,10.30,31.4 2025-11-14,4.4,13,11.60,33.8 2025-11-15,5.2,16,13.80,32.5 2025-11-16,5.5,17,14.60,32.4 2025-11-17,5.5,15,14.60,36.7 2025-11-18,5.2,14,14.90,37.1 2025-11-19,5.2,14,15.30,37.1 2025-11-20,5.2,13,15.30,40.0 2025-11-21,5.3,13,15.40,40.8 2025-11-22,5.3,14,15.40,37.9 2025-11-23,5.3,14,15.40,37.9 2025-11-24,5.7,14,15.80,40.7 2025-11-25,6.4,25,16.50,25.6 2025-11-26,6.5,25,16.70,26.0 2025-11-27,6.5,24,16.70,27.1 2025-11-28,7.6,32,17.70,23.8 2025-11-29,7.6,30,17.70,25.3 2025-11-30,7.6,29,17.70,26.2 2025-12-01,7.6,28,17.70,27.1 2025-12-02,8.3,32,18.40,25.9 2025-12-03,8.4,32,18.50,26.2 2025-12-04,8.5,33,18.60,25.8 2025-12-05,9.0,35,19.00,25.7 2025-12-06,9.4,36,19.40,26.1 2025-12-07,10.5,40,20.20,26.2 2025-12-08,10.9,41,20.60,26.6 2025-12-09,12.3,47,21.90,26.2 2025-12-10,12.8,47,22.70,27.2 2025-12-11,14.7,53,26.20,27.7 2025-12-12,14.7,48,26.40,30.6 2025-12-13,14.9,49,27.30,30.4 2025-12-14,15.0,49,27.60,30.6 2025-12-15,15.0,47,27.60,31.9 2025-12-16,15.4,48,28.80,32.1 2025-12-17,16.2,53,29.80,30.6 2025-12-18,17.6,62,31.30,28.4 2025-12-19,18.3,64,32.10,28.6 2025-12-20,18.6,64,32.50,29.1 2025-12-21,19.5,72,33.40,27.1 2025-12-22,19.8,72,33.90,27.5 2025-12-23,20.3,72,34.30,28.2 2025-12-24,20.3,70,34.40,29.0 2025-12-25,20.6,69,35.00,29.9 2025-12-26,21.3,70,36.00,30.4 2025-12-27,22.7,79,37.20,28.7 2025-12-28,22.8,80,37.20,28.5 2025-12-29,23.0,77,37.30,29.9 2025-12-30,23.3,80,37.60,29.1 2025-12-31,23.3,79,37.60,29.5 2026-01-01,23.4,74,37.80,31.6 2026-01-02,23.6,76,38.00,31.1 2026-01-03,23.9,76,38.50,31.4 2026-01-04,24.2,75,38.80,32.3 2026-01-05,25.7,85,40.30,30.2 2026-01-06,26.3,85,40.90,30.9 2026-01-07,26.9,87,41.50,30.9 2026-01-08,27.1,87,41.70,31.1 2026-01-09,27.5,90,42.10,30.6 2026-01-10,27.8,89,42.40,31.2 2026-01-11,27.8,89,42.40,31.2 2026-01-12,27.8,88,42.40,31.6 2026-01-13,28.3,88,43.20,32.2 2026-01-14,28.5,90,43.70,31.7 2026-01-15,28.5,86,43.70,33.1 2026-01-16,28.5,85,43.70,33.5 2026-01-17,28.5,84,43.70,33.9 2026-01-18,28.5,84,43.70,33.9 2026-01-19,28.5,83,43.70,34.3 2026-01-20,28.5,83,43.70,34.3 2026-01-21,28.5,82,43.70,34.8 2026-01-22,28.5,83,43.70,34.3 2026-01-23,28.5,82,43.70,34.8 2026-01-24,28.5,82,43.70,34.8 2026-01-25,28.6,83,43.80,34.5 2026-01-26,28.7,82,43.80,35.0 2026-01-27,28.7,82,43.90,35.0 2026-01-28,28.8,82,43.90,35.1 2026-01-29,28.9,82,44.00,35.2 2026-01-30,29.3,83,44.40,35.3 2026-01-31,30.0,86,45.00,34.9 2026-02-01,30.1,85,45.10,35.4 2026-02-02,30.2,86,45.40,35.1 2026-02-03,30.4,87,45.60,34.9 2026-02-04,30.7,85,45.60,36.1 2026-02-05,30.7,85,45.60,36.1 2026-02-06,30.8,84,45.60,36.7 2026-02-07,30.9,83,45.60,37.2 2026-02-08,31.0,83,45.70,37.3 2026-02-09,31.2,84,45.90,37.1 2026-02-10,31.2,84,45.90,37.1 2026-02-11,31.2,83,45.90,37.6 2026-02-12,31.2,83,45.90,37.6 2026-02-13,31.2,83,45.90,37.6 2026-02-14,31.3,84,46.00,37.3 2026-02-15,31.7,90,46.30,35.2 2026-02-16,32.0,92,46.60,34.8 2026-02-17,32.5,93,47.10,34.9 2026-02-18,32.6,96,47.20,34.0 2026-02-19,32.8,96,47.30,34.2 2026-02-20,33.0,100,47.60,33.0 2026-02-21,33.0,98,47.80,33.7 2026-02-22,33.1,96,47.80,34.5 2026-02-23,34.1,99,48.80,34.4 2026-02-24,34.2,99,48.90,34.5 2026-02-25,34.2,97,48.90,35.3 2026-02-26,34.2,96,49.00,35.6 2026-02-27,34.2,95,49.00,36.0 2026-02-28,34.2,94,49.10,36.4 2026-03-01,34.2,93,49.10,36.8 2026-03-02,34.2,93,49.10,36.8 2026-03-03,34.2,92,49.10,37.2 2026-03-04,34.2,91,49.10,37.6 2026-03-05,34.4,91,49.40,37.8 2026-03-06,34.4,92,49.50,37.4 2026-03-07,34.8,94,49.90,37.0 2026-03-08,35.6,95,50.40,37.5 2026-03-09,36.1,96,51.10,37.6 2026-03-10,36.3,98,51.40,37.0 2026-03-11,36.4,98,51.60,37.1 2026-03-12,37.7,106,52.90,35.6 2026-03-13,38.7,110,53.80,35.2 2026-03-14,38.9,109,53.90,35.7 2026-03-15,38.9,107,53.90,36.4 2026-03-16,39.0,107,53.90,36.4 2026-03-17,39.2,108,54.10,36.3 2026-03-18,39.6,106,54.70,37.4 2026-03-19,40.0,103,55.70,38.8 2026-03-20,40.3,101,56.10,39.9 2026-03-21,39.9,96,57.70,41.6 2026-03-22,39.9,98,58.20,40.7 2026-03-23,39.9,97,58.20,41.1 2026-03-24,39.9,96,58.20,41.6 2026-03-25,40.4,99,59.30,40.8 2026-03-26,40.4,99,59.30,40.8 2026-03-27,40.4,99,59.50,40.8 2026-03-28,40.4,98,59.50,41.2 2026-03-29,40.4,98,59.50,41.2 2026-03-30,40.8,102,60.00,40.0 2026-03-31,41.0,103,60.30,39.8 2026-04-01,41.1,102,60.30,40.3 2026-04-02,41.5,105,60.70,39.5 2026-04-03,41.8,107,61.20,39.1 2026-04-04,42.1,107,61.30,39.3 2026-04-05,42.2,105,61.30,40.2 2026-04-06,42.2,104,61.30,40.6 2026-04-07,42.2,102,61.30,41.4 2026-04-08,42.0,100,61.30,42.0 2026-04-09,42.0,100,61.30,42.0 2026-04-10,42.0,99,61.30,42.4 2026-04-11,42.2,98,61.30,43.1 2026-04-12,42.2,97,61.40,43.5 2026-04-13,42.4,96,61.60,44.2 2026-04-14,42.6,97,61.90,43.9 2026-04-15,42.7,97,62.20,44.0 2026-04-16,43.4,105,63.10,41.3 2026-04-17,43.8,109,63.50,40.2 2026-04-18,44.2,108,63.60,40.9 2026-04-19,44.2,104,63.60,42.5 2026-04-20,44.2,102,63.60,43.3 2026-04-21,44.2,99,63.70,44.6 2026-04-22,44.2,97,63.70,45.6 2026-04-23,43.7,97,63.80,45.1 2026-04-24,43.8,100,64.00,43.8 2026-04-25,43.8,99,64.10,44.2 2026-04-26,43.8,99,64.20,44.2 2026-04-27,43.8,99,64.20,44.2 2026-04-28,43.8,97,64.20,45.2 2026-04-29,43.9,98,64.30,44.8 2026-04-30,43.9,96,64.30,45.7 2026-05-01,43.9,94,64.30,46.7 2026-05-02,43.5,93,64.40,46.8 2026-05-03,43.1,92,64.40,46.8 2026-05-04,42.3,89,64.40,47.5 2026-05-05,41.9,88,64.40,47.6 2026-05-06,41.7,88,64.40,47.4 2026-05-07,41.5,87,64.40,47.7 2026-05-08,40.4,85,64.40,47.5 2026-05-09,39.7,83,64.50,47.8 2026-05-10,38.8,81,64.50,47.9 2026-05-11,38.0,78,64.60,48.7 2026-05-12,36.7,76,64.60,48.3 2026-05-13,35.8,73,64.60,49.0 2026-05-14,35.7,72,65.80,49.6 2026-05-15,35.6,74,66.50,48.1 2026-05-16,35.6,76,66.70,46.8 2026-05-17,35.8,77,67.20,46.5 2026-05-18,36.1,80,67.40,45.1 2026-05-19,36.2,77,67.40,47.0 2026-05-20,36.5,76,67.70,48.0 2026-05-21,36.4,75,67.80,48.5 2026-05-22,36.4,75,67.80,48.5 2026-05-23,35.9,73,68.00,49.2 2026-05-24,35.3,71,68.10,49.7 2026-05-25,33.9,67,68.10,50.6 2026-05-26,33.2,64,68.10,51.9 2026-05-27,31.3,61,68.10,51.3 2026-05-28,30.3,58,68.10,52.2 2026-05-29,29.0,55,68.30,52.7 2026-05-30,26.7,53,68.60,50.4 2026-05-31,24.8,51,68.80,48.6 2026-06-01,24.3,50,69.40,48.6 2026-06-02,24.6,50,70.50,49.2 2026-06-03,23.9,49,70.50,48.8 2026-06-04,23.3,47,70.60,49.6 2026-06-05,22.7,45,70.70,50.4 2026-06-06,21.8,44,70.70,49.5 2026-06-07,21.2,42,70.70,50.5 2026-06-08,21.5,44,71.10,48.9 2026-06-09,20.9,41,71.20,51.0 2026-06-10,20.8,40,71.90,52.0 2026-06-11,20.7,41,72.70,50.5 2026-06-12,20.2,40,72.80,50.5 2026-06-13,20.1,40,73.40,50.2 2026-06-14,19.2,38,73.40,50.5 2026-06-15,17.9,35,73.40,51.1 2026-06-16,16.3,33,73.40,49.4 2026-06-17,15.0,29,73.40,51.7 2026-06-18,14.0,27,73.40,51.9 2026-06-19,13.6,25,73.40,54.4 2026-06-20,11.9,22,73.40,54.1 2026-06-21,10.4,20,73.40,52.0 2026-06-22,8.5,17,73.40,50.0 2026-06-23,7.6,15,73.40,50.7 2026-06-24,6.2,13,73.50,47.7 2026-06-25,4.2,11,73.50,38.2 2026-06-26,2.5,8,73.60,31.2 2026-06-27,1.5,6,73.90,25.0 2026-06-28,0.4,1,74.10, 2026-06-29,0.4,1,76.50, 2026-06-30,0.0,0,78.50, 2026-07-01,0.0,0,78.50, 2026-07-02,0.0,0,78.60, 2026-07-03,0.0,0,78.60, 2026-07-04,0.0,0,78.60, 2026-07-05,0.0,0,78.60, 2026-07-06,0.0,0,78.60, 2026-07-07,0.0,0,78.60, 2026-07-08,0.0,0,78.60, 2026-07-09,0.0,0,78.60, 2026-07-10,0.0,0,78.60, 2026-07-11,0.0,0,78.60, 2026-07-12,0.0,0,78.60, 2026-07-13,0.0,0,78.60, 2026-07-14,0.0,0,78.60, 2026-07-15,0.0,0,78.70, 2026-07-16,0.0,0,78.70, 2026-07-17,0.0,0,78.70, 2026-07-18,0.0,0,78.70, 2026-07-19,0.0,0,78.70, 2026-07-20,0.0,0,78.70, 2026-07-21,0.0,0,78.70, 2026-07-22,0.0,0,78.70, 2026-07-23,0.0,0,78.70, 2026-07-24,0.0,0,78.70, 2026-07-25,0.0,0,78.70, 2026-07-26,0.0,0,78.70, 2026-07-27,0.0,0,78.80, 2026-07-28,0.0,0,78.80, 2026-07-29,0.0,0,78.80, 2026-07-30,0.0,0,78.80, 2026-07-31,0.0,0,78.80, 2026-08-01,0.0,0,78.80, 2026-08-02,0.0,0,78.80, 2026-08-03,0.0,0,78.80, 2026-08-04,0.0,0,78.80, 2026-08-05,0.0,0,78.80, 2026-08-06,0.0,0,78.90, 2026-08-07,0.0,0,78.90, 2026-08-08,0.0,0,78.90, 2026-08-09,0.0,0,78.90, 2026-08-10,0.0,0,78.90, 2026-08-11,0.0,0,78.90, 2026-08-12,0.0,0,78.90, 2026-08-13,0.0,0,78.90, 2026-08-14,0.0,0,78.90, 2026-08-15,0.1,0,79.20,