#------------------------------------------------- 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 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 # 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 # #------------------------------------------------------------------------------------------------------ # # Twin Lakes (836) Montana SNOTEL Site - 6380 ft # Reporting Frequency: Daily; Date Range: 2025-10-01 to 2026-09-30 # # As of: Jan 12, 2026, 10:08:03 PM GMT-08:00 # Date,Air Temperature Average (degF),Air Temperature Maximum (degF),Air Temperature Minimum (degF),Air Temperature Observed (degF) Start of Day Values 2025-10-01,45.5,54.7,39.4,43.5 2025-10-02,46.0,56.8,38.7,41.2 2025-10-03,42.1,45.0,38.7,44.8 2025-10-04,36.5,42.1,31.1,38.8 2025-10-05,32.5,41.2,28.2,32.0 2025-10-06,34.7,46.9,26.4,28.2 2025-10-07,43.5,60.4,30.6,31.1 2025-10-08,46.6,59.9,37.0,39.9 2025-10-09,49.1,63.0,39.2,40.3 2025-10-10,52.5,67.3,42.4,44.8 2025-10-11,38.8,48.4,30.9,43.3 2025-10-12,31.1,35.1,28.9,30.9 2025-10-13,27.3,30.7,25.2,28.9 2025-10-14,28.4,32.7,25.7,25.7 2025-10-15,29.8,34.5,25.7,26.6 2025-10-16,32.9,38.8,29.5,30.4 2025-10-17,35.8,41.5,29.5,35.1 2025-10-18,37.0,46.4,24.1,33.1 2025-10-19,35.4,47.5,30.4,45.3 2025-10-20,29.8,33.3,26.1,30.4 2025-10-21,34.7,47.1,26.8,29.8 2025-10-22,40.6,56.7,28.9,30.6 2025-10-23,36.9,49.3,28.2,34.3 2025-10-24,44.8,55.6,32.5,32.7 2025-10-25,37.4,49.3,28.4,49.1 2025-10-26,27.9,33.4,23.7,28.8 2025-10-27,24.8,26.8,23.2,26.8 2025-10-28,27.3,34.2,16.5,25.2 2025-10-29,32.5,40.3,25.5,28.9 2025-10-30,27.3,40.8,18.7,25.5 2025-10-31,34.5,50.0,20.3,22.3 2025-11-01,46.2,53.8,33.6,36.5 2025-11-02,29.3,35.6,22.5,35.6 2025-11-03,32.5,43.3,22.1,22.6 2025-11-04,35.2,39.4,30.4,37.8 2025-11-05,38.5,48.6,32.7,34.2 2025-11-06,34.5,38.5,31.5,36.0 2025-11-07,29.7,38.7,25.3,38.5 2025-11-08,27.1,36.0,22.5,27.1 2025-11-09,36.7,50.0,25.3,25.3 2025-11-10,45.3,54.1,38.1,39.9 2025-11-11,40.1,47.3,35.1,39.4 2025-11-12,42.6,53.4,34.9,44.4 2025-11-13,45.3,54.1,38.5,40.8 2025-11-14,36.3,41.2,32.4,40.1 2025-11-15,37.0,39.6,33.8,36.1 2025-11-16,37.4,43.5,32.4,34.2 2025-11-17,37.9,41.5,34.9,38.8 2025-11-18,36.5,41.9,32.5,35.6 2025-11-19,30.0,32.5,26.8,32.5 2025-11-20,31.8,39.0,26.8,26.8 2025-11-21,30.6,32.9,27.1,32.7 2025-11-22,32.4,41.9,26.8,29.3 2025-11-23,34.2,41.4,28.4,30.2 2025-11-24,24.8,33.3,16.0,32.4 2025-11-25,20.5,26.1,11.7,16.0 2025-11-26,29.7,32.2,25.5,25.7 2025-11-27,32.9,40.6,29.3,29.5 2025-11-28,26.4,31.8,15.3,30.0 2025-11-29,16.5,21.7,10.0,15.4 2025-11-30,15.8,22.6,9.0,15.6 2025-12-01,20.8,27.7,10.0,16.3 2025-12-02,24.4,27.1,22.1,25.0 2025-12-03,20.8,22.1,19.6,22.1 2025-12-04,25.2,27.3,21.2,21.2 2025-12-05,29.1,33.1,26.1,26.1 2025-12-06,28.0,30.4,26.1,30.2 2025-12-07,29.3,32.7,26.6,26.8 2025-12-08,31.6,34.7,29.5,30.4 2025-12-09,31.1,36.5,27.9,33.6 2025-12-10,37.4,41.9,28.9,28.9 2025-12-11,38.3,42.4,35.8,40.1 2025-12-12,38.5,39.7,36.9,38.7 2025-12-13,38.3,46.2,31.6,39.4 2025-12-14,41.2,50.0,31.8,40.3 2025-12-15,39.2,45.7,32.5,36.3 2025-12-16,35.2,39.9,31.5,38.1 2025-12-17,27.9,41.0,21.6,36.5 2025-12-18,25.7,33.6,20.5,22.1 2025-12-19,24.6,33.8,14.0,33.4 2025-12-20,18.0,22.8,13.8,17.8 2025-12-21,26.8,31.5,17.4,17.6 2025-12-22,29.3,32.5,25.9,31.1 2025-12-23,31.8,36.0,29.8,30.0 2025-12-24,32.9,38.1,30.0,31.8 2025-12-25,34.0,39.2,31.5,32.5 2025-12-26,28.8,33.8,25.3,31.5 2025-12-27,13.1,25.5,4.3,25.3 2025-12-28,7.7,15.4,-0.2,4.3 2025-12-29,19.9,31.6,10.9,15.1 2025-12-30,26.8,42.4,18.9,21.2 2025-12-31,33.6,48.7,27.0,28.4 2026-01-01,33.8,44.8,26.4,27.5 2026-01-02,33.1,34.9,31.6,32.2 2026-01-03,34.5,42.1,29.7,32.0 2026-01-04,31.8,34.7,28.6,33.4 2026-01-05,26.2,30.4,22.8,29.5 2026-01-06,27.1,28.8,23.9,23.9 2026-01-07,20.5,28.9,9.7,28.4 2026-01-08,17.6,19.9,15.4,18.0 2026-01-09,21.2,23.7,17.2,17.2 2026-01-10,22.3,30.9,16.0,21.6 2026-01-11,28.9,35.6,19.9,20.3 2026-01-12,,,,33.4