#------------------------------------------------- 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: 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 # Air Temperature Average Value None Day N/A Degrees fahrenheit N/A TAVG Average air temperature - sub-hourly sampling frequency # Air Temperature Maximum Value None Day N/A Degrees fahrenheit N/A TMAX Maximum air temperature - sub-hourly sampling frequency # Air Temperature Minimum Value None Day N/A Degrees fahrenheit N/A TMIN Minimum air temperature - sub-hourly sampling frequency # Air Temperature Observed Value None Instantaneous - Start of Day N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # # 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: Mar 5, 2026, 6:19:02 AM GMT-08:00 # Date,Air Temperature Average (degF),Air Temperature Maximum (degF),Air Temperature Minimum (degF),Air Temperature Observed (degF) Start of Day Values 2025-10-01,40.8,46.4,35.8,39.9 2025-10-02,40.6,48.0,34.3,39.0 2025-10-03,41.4,50.5,33.6,34.7 2025-10-04,35.2,40.5,28.6,40.3 2025-10-05,27.1,36.5,22.1,28.6 2025-10-06,29.8,41.9,21.4,22.3 2025-10-07,36.3,51.1,27.3,27.9 2025-10-08,42.1,55.4,32.9,35.1 2025-10-09,42.3,60.4,30.9,36.9 2025-10-10,48.0,64.8,36.5,37.8 2025-10-11,38.3,44.6,26.1,42.1 2025-10-12,22.1,26.2,18.5,26.1 2025-10-13,19.9,25.2,16.5,18.5 2025-10-14,26.4,38.3,18.5,19.4 2025-10-15,28.2,38.7,22.3,27.0 2025-10-16,29.5,33.1,26.1,26.4 2025-10-17,30.2,35.2,22.8,32.2 2025-10-18,26.1,34.0,15.1,22.8 2025-10-19,,,,28.8 2025-10-20,30.0,32.7,27.9, 2025-10-21,31.8,35.4,25.9,29.3 2025-10-22,32.5,45.3,22.8,25.9 2025-10-23,36.0,40.8,29.5,38.3 2025-10-24,41.5,48.6,31.6,34.3 2025-10-25,35.4,43.2,30.2,43.0 2025-10-26,26.2,30.2,24.6,30.2 2025-10-27,24.3,26.1,22.5,25.7 2025-10-28,25.2,29.8,21.9,23.0 2025-10-29,29.3,31.3,25.0,26.6 2025-10-30,23.7,30.9,16.2,25.0 2025-10-31,26.6,34.3,14.5,16.2 2025-11-01,36.3,41.5,31.6,31.8 2025-11-02,29.3,35.2,26.4,35.1 2025-11-03,25.2,30.6,21.2,26.4 2025-11-04,27.0,30.4,24.1,24.8 2025-11-05,32.4,41.7,23.0,24.3 2025-11-06,31.6,32.9,30.6,32.2 2025-11-07,28.4,33.3,26.2,32.9 2025-11-08,25.2,29.8,17.8,26.8 2025-11-09,25.3,33.6,17.2,17.8 2025-11-10,36.7,40.3,32.9,32.9 2025-11-11,33.4,35.4,27.1,34.7 2025-11-12,33.1,37.9,27.0,27.1 2025-11-13,40.8,46.6,36.3,36.9 2025-11-14,,,,39.4 2025-11-15,33.8,35.8,31.6, 2025-11-16,35.6,41.0,31.3,32.9 2025-11-17,37.2,39.0,34.2,35.6 2025-11-18,31.6,36.1,24.1,34.2 2025-11-19,25.3,32.7,19.2,24.3 2025-11-20,24.4,29.1,18.3,19.2 2025-11-21,28.6,31.5,26.6,27.1 2025-11-22,30.6,33.6,27.9,28.2 2025-11-23,30.9,32.5,30.4,32.4 2025-11-24,,,,30.7 2025-11-25,,,, 2025-11-26,,,, 2025-11-27,,,, 2025-11-28,,,, 2025-11-29,,,, 2025-11-30,,,, 2025-12-01,,,, 2025-12-02,,,, 2025-12-03,,,, 2025-12-04,,,, 2025-12-05,,,, 2025-12-06,,,, 2025-12-07,26.4,29.1,24.6, 2025-12-08,28.8,32.0,27.7,28.6 2025-12-09,27.5,33.3,22.6,32.0 2025-12-10,,,,24.4 2025-12-11,33.1,37.6,27.7, 2025-12-12,,,,27.9 2025-12-13,32.5,35.1,31.3, 2025-12-14,37.6,40.6,30.0,33.3 2025-12-15,36.0,39.0,32.4,36.7 2025-12-16,,,,34.5 2025-12-17,24.8,32.2,19.4, 2025-12-18,,,,19.6 2025-12-19,20.7,30.0,17.1, 2025-12-20,19.0,20.3,17.4,18.0 2025-12-21,21.2,25.5,12.6,20.3 2025-12-22,24.3,27.5,22.5,25.5 2025-12-23,26.2,27.7,24.3,24.3 2025-12-24,,,,27.0 2025-12-25,,,, 2025-12-26,25.3,28.9,20.3, 2025-12-27,-1.5,20.3,-11.9,20.3 2025-12-28,0.0,7.0,-9.8,-8.7 2025-12-29,,,,6.4 2025-12-30,,,, 2025-12-31,19.2,27.3,14.4, 2026-01-01,,,,16.0 2026-01-02,27.9,30.9,25.5, 2026-01-03,,,, 2026-01-04,,,, 2026-01-05,,,, 2026-01-06,,,, 2026-01-07,,,, 2026-01-08,,,, 2026-01-09,,,, 2026-01-10,,,, 2026-01-11,,,, 2026-01-12,30.6,33.4,27.0, 2026-01-13,,,,31.6 2026-01-14,31.1,36.1,25.9, 2026-01-15,22.5,30.2,12.7,25.9 2026-01-16,11.1,20.5,5.9,13.5 2026-01-17,12.9,24.3,7.0, 2026-01-18,18.7,25.5,9.9, 2026-01-19,14.5,18.1,10.2,10.6 2026-01-20,16.0,20.3,13.6,14.0 2026-01-21,13.1,16.9,6.6,14.2 2026-01-22,5.5,11.5,-7.4,11.5 2026-01-23,-2.7,6.8,-7.4,-7.4 2026-01-24,2.5,9.3,-6.9,-6.5 2026-01-25,0.7,9.1,-8.1,3.7 2026-01-26,14.2,19.9,-0.8,0.3 2026-01-27,19.2,27.3,12.9,19.4 2026-01-28,22.8,25.3,16.2,16.7 2026-01-29,26.4,28.6,23.2,23.2 2026-01-30,29.7,32.4,28.0, 2026-01-31,31.5,32.7,29.5, 2026-02-01,31.1,36.0,26.6,32.0 2026-02-02,,,, 2026-02-03,28.0,31.8,22.3, 2026-02-04,34.0,39.6,31.3, 2026-02-05,31.5,44.1,23.4,33.6 2026-02-06,32.0,44.1,21.6,23.4 2026-02-07,32.4,40.5,24.3,29.1 2026-02-08,29.5,32.5,22.8,31.1 2026-02-09,24.1,28.0,20.7,22.8 2026-02-10,23.2,27.0,19.0,22.1 2026-02-11,17.1,30.0,8.2,19.0 2026-02-12,21.2,29.5,9.5,10.6 2026-02-13,,,, 2026-02-14,24.6,27.7,22.6, 2026-02-15,,,, 2026-02-16,27.9,32.4,23.5, 2026-02-17,13.8,26.6,-4.0, 2026-02-18,-8.7,-3.5,-11.4,-4.0 2026-02-19,10.0,17.6,-3.5, 2026-02-20,11.3,16.2,4.8, 2026-02-21,7.7,27.3,-3.3, 2026-02-22,22.5,32.9,7.3,7.3 2026-02-23,27.5,32.9,21.4, 2026-02-24,21.4,27.0,17.4,21.7 2026-02-25,21.2,23.4,17.1,19.0 2026-02-26,,,, 2026-02-27,,,, 2026-02-28,27.7,35.4,16.2, 2026-03-01,22.5,37.0,9.9, 2026-03-02,27.1,40.8,13.3,16.5 2026-03-03,32.9,39.2,18.7, 2026-03-04,32.4,35.2,27.7,35.1 2026-03-05,,,,28.2