#------------------------------------------------- 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 428: Css Lab, CA # # 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 Water Equivalent Median (1991-2020) 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 # Precipitation Accumulation Value None Instantaneous - Start of Day N/A Inches N/A PREC Water year accumulated precipitation # 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 # 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 # #------------------------------------------------------------------------------------------------------ # # Css Lab (428) California SNOTEL Site - 6880 ft # Reporting Frequency: Daily; Date Range: 2025-10-01 to 2026-09-30 # # As of: Dec 7, 2025, 4:08:36 AM GMT-08:00 # Date,Snow Water Equivalent (in) Start of Day Values,Median Snow Water Equivalent (1991-2020) (in) Start of Day Values,Precipitation Accumulation (in) Start of Day Values,Median Precipitation Accumulation (1991-2020) (in) Start of Day Values 2025-10-01,0.0,0.0,0.00,0.00 2025-10-02,0.0,0.0,0.60,0.00 2025-10-03,0.0,0.0,2.00,0.00 2025-10-04,0.0,0.0,2.10,0.00 2025-10-05,0.0,0.0,2.10,0.10 2025-10-06,0.0,0.0,2.10,0.10 2025-10-07,0.0,0.0,2.10,0.20 2025-10-08,0.0,0.0,2.10,0.20 2025-10-09,0.0,0.0,2.10,0.20 2025-10-10,0.0,0.0,2.10,0.30 2025-10-11,0.0,0.0,2.10,0.30 2025-10-12,0.0,0.0,2.10,0.30 2025-10-13,0.0,0.0,2.10,0.30 2025-10-14,0.0,0.0,2.40,0.30 2025-10-15,0.8,0.0,3.20,0.30 2025-10-16,0.7,0.0,3.60,0.40 2025-10-17,0.5,0.0,3.60,0.40 2025-10-18,0.0,0.0,3.60,0.60 2025-10-19,0.0,0.0,3.60,0.80 2025-10-20,0.0,0.0,3.60,0.80 2025-10-21,0.0,0.0,3.60,1.10 2025-10-22,0.0,0.0,3.60,1.20 2025-10-23,0.0,0.0,3.60,1.20 2025-10-24,0.0,0.0,3.60,1.30 2025-10-25,0.0,0.0,3.60,1.40 2025-10-26,0.0,0.0,3.70,1.90 2025-10-27,0.0,0.0,4.90,2.00 2025-10-28,0.0,0.0,4.90,2.10 2025-10-29,0.0,0.0,4.90,2.20 2025-10-30,0.0,0.0,4.90,2.60 2025-10-31,0.0,0.0,4.90,2.60 2025-11-01,0.0,0.0,4.90,2.80 2025-11-02,0.0,0.0,4.90,3.00 2025-11-03,0.0,0.0,4.90,3.20 2025-11-04,0.0,0.0,4.90,3.20 2025-11-05,0.0,0.0,4.90,3.40 2025-11-06,0.0,0.0,6.60,3.80 2025-11-07,0.0,0.0,6.60,3.90 2025-11-08,0.0,0.2,6.80,4.30 2025-11-09,0.0,0.2,6.80,4.90 2025-11-10,0.0,0.0,6.80,5.30 2025-11-11,0.0,0.0,6.80,5.50 2025-11-12,0.0,0.0,6.80,5.70 2025-11-13,0.0,0.4,6.80,5.70 2025-11-14,0.1,0.4,9.40,6.20 2025-11-15,0.1,0.2,9.80,6.60 2025-11-16,0.1,0.0,9.90,6.60 2025-11-17,0.5,0.0,11.20,6.60 2025-11-18,0.8,0.2,11.70,7.00 2025-11-19,0.6,0.0,11.70,7.00 2025-11-20,0.6,0.8,11.70,7.00 2025-11-21,0.9,1.3,12.10,7.60 2025-11-22,0.8,1.3,12.10,7.60 2025-11-23,0.8,1.6,12.10,8.00 2025-11-24,0.8,1.6,12.10,8.00 2025-11-25,0.8,1.9,12.10,8.70 2025-11-26,0.8,1.9,12.10,8.80 2025-11-27,0.7,1.8,12.10,9.10 2025-11-28,0.5,2.3,12.10,9.30 2025-11-29,0.4,2.3,12.10,9.30 2025-11-30,0.3,2.5,12.10,9.30 2025-12-01,0.2,2.7,12.10,9.40 2025-12-02,0.2,2.8,12.10,9.80 2025-12-03,0.2,2.7,12.10,10.20 2025-12-04,0.2,2.7,12.10,10.30 2025-12-05,0.2,3.0,12.10,10.40 2025-12-06,0.1,2.8,12.20,10.40 2025-12-07,0.1,3.1,12.10,10.60 2025-12-08,,3.6,,11.40 2025-12-09,,3.8,,12.20 2025-12-10,,3.9,,12.40 2025-12-11,,4.2,,12.60 2025-12-12,,4.7,,13.80 2025-12-13,,5.3,,14.20 2025-12-14,,5.2,,15.30 2025-12-15,,5.8,,16.00 2025-12-16,,6.2,,16.20 2025-12-17,,6.4,,16.40 2025-12-18,,7.2,,16.40 2025-12-19,,7.3,,16.70 2025-12-20,,7.8,,17.20 2025-12-21,,8.0,,17.40 2025-12-22,,8.3,,18.00 2025-12-23,,8.3,,18.00 2025-12-24,,8.4,,18.10 2025-12-25,,9.4,,18.60 2025-12-26,,9.6,,18.70 2025-12-27,,9.7,,18.70 2025-12-28,,9.7,,18.90 2025-12-29,,9.7,,19.20 2025-12-30,,9.7,,19.80 2025-12-31,,9.8,,20.60 2026-01-01,,10.0,,20.60 2026-01-02,,10.8,,20.80 2026-01-03,,11.9,,21.00 2026-01-04,,12.1,,21.00 2026-01-05,,13.2,,21.50 2026-01-06,,13.2,,21.50 2026-01-07,,13.7,,21.70 2026-01-08,,13.9,,21.80 2026-01-09,,13.8,,22.00 2026-01-10,,13.8,,22.00 2026-01-11,,14.2,,22.50 2026-01-12,,14.2,,23.00 2026-01-13,,14.6,,23.20 2026-01-14,,14.9,,23.70 2026-01-15,,16.0,,23.70 2026-01-16,,16.8,,23.70 2026-01-17,,17.2,,24.80 2026-01-18,,17.7,,26.20 2026-01-19,,18.6,,27.20 2026-01-20,,19.2,,28.10 2026-01-21,,19.7,,29.50 2026-01-22,,20.3,,29.80 2026-01-23,,20.3,,30.00 2026-01-24,,20.5,,30.10 2026-01-25,,20.8,,31.00 2026-01-26,,21.3,,32.40 2026-01-27,,21.4,,32.50 2026-01-28,,22.4,,33.20 2026-01-29,,22.8,,33.20 2026-01-30,,23.4,,33.80 2026-01-31,,24.0,,33.80 2026-02-01,,24.4,,34.80 2026-02-02,,24.5,,34.90 2026-02-03,,24.5,,36.60 2026-02-04,,24.5,,36.70 2026-02-05,,25.0,,37.20 2026-02-06,,25.0,,37.20 2026-02-07,,25.0,,37.20 2026-02-08,,25.6,,37.30 2026-02-09,,25.6,,37.40 2026-02-10,,25.6,,38.60 2026-02-11,,25.6,,38.60 2026-02-12,,25.6,,38.60 2026-02-13,,25.6,,38.60 2026-02-14,,25.7,,40.00 2026-02-15,,25.6,,40.00 2026-02-16,,25.6,,40.00 2026-02-17,,25.8,,40.20 2026-02-18,,26.2,,40.60 2026-02-19,,27.1,,41.20 2026-02-20,,28.2,,41.80 2026-02-21,,28.6,,42.20 2026-02-22,,28.3,,42.50 2026-02-23,,28.2,,42.60 2026-02-24,,28.4,,42.90 2026-02-25,,28.5,,43.20 2026-02-26,,28.4,,43.50 2026-02-27,,28.3,,43.60 2026-02-28,,28.2,,43.70 2026-03-01,,28.1,,44.00 2026-03-02,,29.0,,44.00 2026-03-03,,29.9,,44.20 2026-03-04,,30.7,,44.40 2026-03-05,,31.4,,45.10 2026-03-06,,31.9,,45.10 2026-03-07,,33.4,,45.60 2026-03-08,,33.0,,45.60 2026-03-09,,32.7,,47.00 2026-03-10,,32.9,,47.00 2026-03-11,,32.9,,47.00 2026-03-12,,33.6,,47.00 2026-03-13,,34.4,,47.00 2026-03-14,,35.2,,47.30 2026-03-15,,35.5,,47.70 2026-03-16,,35.4,,48.30 2026-03-17,,35.0,,48.40 2026-03-18,,34.8,,48.40 2026-03-19,,34.5,,48.40 2026-03-20,,34.2,,48.60 2026-03-21,,34.2,,48.80 2026-03-22,,34.3,,49.40 2026-03-23,,35.3,,50.80 2026-03-24,,35.0,,50.80 2026-03-25,,34.7,,51.20 2026-03-26,,34.4,,51.30 2026-03-27,,33.9,,51.30 2026-03-28,,33.7,,51.40 2026-03-29,,34.2,,51.40 2026-03-30,,34.0,,51.40 2026-03-31,,33.9,,51.40 2026-04-01,,33.4,,51.40 2026-04-02,,33.7,,51.40 2026-04-03,,33.4,,51.60 2026-04-04,,32.9,,52.10 2026-04-05,,31.8,,52.50 2026-04-06,,31.0,,53.20 2026-04-07,,30.0,,53.50 2026-04-08,,29.2,,54.00 2026-04-09,,28.7,,54.00 2026-04-10,,28.5,,54.00 2026-04-11,,28.0,,54.00 2026-04-12,,27.2,,54.40 2026-04-13,,26.6,,55.00 2026-04-14,,27.3,,55.10 2026-04-15,,27.2,,55.20 2026-04-16,,26.8,,55.60 2026-04-17,,27.2,,55.90 2026-04-18,,26.4,,56.20 2026-04-19,,25.6,,56.80 2026-04-20,,24.2,,56.80 2026-04-21,,23.0,,56.90 2026-04-22,,21.8,,57.00 2026-04-23,,20.4,,57.00 2026-04-24,,20.0,,57.00 2026-04-25,,19.6,,57.20 2026-04-26,,19.1,,57.20 2026-04-27,,18.6,,57.20 2026-04-28,,18.0,,58.10 2026-04-29,,17.4,,58.50 2026-04-30,,16.6,,58.90 2026-05-01,,16.2,,59.00 2026-05-02,,15.0,,59.00 2026-05-03,,14.0,,59.10 2026-05-04,,12.8,,59.40 2026-05-05,,11.6,,59.80 2026-05-06,,10.3,,59.80 2026-05-07,,9.8,,59.80 2026-05-08,,9.2,,60.30 2026-05-09,,8.4,,60.70 2026-05-10,,7.6,,60.70 2026-05-11,,6.9,,61.40 2026-05-12,,6.0,,61.40 2026-05-13,,4.3,,61.40 2026-05-14,,2.6,,61.50 2026-05-15,,1.4,,61.50 2026-05-16,,0.3,,61.50 2026-05-17,,0.0,,61.50 2026-05-18,,0.0,,61.80 2026-05-19,,0.4,,61.80 2026-05-20,,0.2,,61.80 2026-05-21,,0.1,,61.80 2026-05-22,,0.0,,62.10 2026-05-23,,0.0,,62.20 2026-05-24,,0.0,,62.20 2026-05-25,,0.0,,62.20 2026-05-26,,0.0,,62.20 2026-05-27,,0.0,,62.20 2026-05-28,,0.0,,62.20 2026-05-29,,0.0,,62.20 2026-05-30,,0.0,,62.30 2026-05-31,,0.0,,62.30 2026-06-01,,0.0,,62.30 2026-06-02,,0.0,,62.30 2026-06-03,,0.0,,63.00 2026-06-04,,0.0,,63.00 2026-06-05,,0.0,,63.20 2026-06-06,,0.0,,63.20 2026-06-07,,0.0,,63.40 2026-06-08,,0.0,,63.40 2026-06-09,,0.0,,63.80 2026-06-10,,0.0,,63.80 2026-06-11,,0.0,,63.80 2026-06-12,,0.0,,63.80 2026-06-13,,0.0,,63.80 2026-06-14,,0.0,,63.80 2026-06-15,,0.0,,63.80 2026-06-16,,0.0,,63.80 2026-06-17,,0.0,,63.80 2026-06-18,,0.0,,63.80 2026-06-19,,0.0,,63.80 2026-06-20,,0.0,,63.80 2026-06-21,,0.0,,63.80 2026-06-22,,0.0,,63.80 2026-06-23,,0.0,,63.80 2026-06-24,,0.0,,63.80 2026-06-25,,0.0,,63.80 2026-06-26,,0.0,,63.80 2026-06-27,,0.0,,63.80 2026-06-28,,0.0,,63.80 2026-06-29,,0.0,,63.80 2026-06-30,,0.0,,63.80 2026-07-01,,0.0,,63.80 2026-07-02,,0.0,,63.80 2026-07-03,,0.0,,63.80 2026-07-04,,0.0,,63.80 2026-07-05,,0.0,,63.80 2026-07-06,,0.0,,63.80 2026-07-07,,0.0,,63.80 2026-07-08,,0.0,,63.80 2026-07-09,,0.0,,63.80 2026-07-10,,0.0,,63.80 2026-07-11,,0.0,,63.80 2026-07-12,,0.0,,63.80 2026-07-13,,0.0,,63.80 2026-07-14,,0.0,,63.80 2026-07-15,,0.0,,63.80 2026-07-16,,0.0,,63.80 2026-07-17,,0.0,,63.80 2026-07-18,,0.0,,63.80 2026-07-19,,0.0,,63.80 2026-07-20,,0.0,,63.80 2026-07-21,,0.0,,63.80 2026-07-22,,0.0,,63.80 2026-07-23,,0.0,,63.80 2026-07-24,,0.0,,63.80 2026-07-25,,0.0,,63.80 2026-07-26,,0.0,,63.80 2026-07-27,,0.0,,63.80 2026-07-28,,0.0,,63.80 2026-07-29,,0.0,,63.80 2026-07-30,,0.0,,64.00 2026-07-31,,0.0,,64.00 2026-08-01,,0.0,,64.00 2026-08-02,,0.0,,64.00 2026-08-03,,0.0,,64.00 2026-08-04,,0.0,,64.00 2026-08-05,,0.0,,64.00 2026-08-06,,0.0,,64.00 2026-08-07,,0.0,,64.20 2026-08-08,,0.0,,64.20 2026-08-09,,0.0,,64.20 2026-08-10,,0.0,,64.20 2026-08-11,,0.0,,64.40 2026-08-12,,0.0,,64.40 2026-08-13,,0.0,,64.40 2026-08-14,,0.0,,64.40 2026-08-15,,0.0,,64.40 2026-08-16,,0.0,,64.40 2026-08-17,,0.0,,64.40 2026-08-18,,0.0,,64.40 2026-08-19,,0.0,,64.40 2026-08-20,,0.0,,64.40 2026-08-21,,0.0,,64.40 2026-08-22,,0.0,,64.40 2026-08-23,,0.0,,64.40 2026-08-24,,0.0,,64.60 2026-08-25,,0.0,,64.60 2026-08-26,,0.0,,64.60 2026-08-27,,0.0,,64.60 2026-08-28,,0.0,,64.60 2026-08-29,,0.0,,64.60 2026-08-30,,0.0,,64.60 2026-08-31,,0.0,,64.60 2026-09-01,,0.0,,64.60 2026-09-02,,0.0,,65.20 2026-09-03,,0.0,,65.40 2026-09-04,,0.0,,65.40 2026-09-05,,0.0,,65.60 2026-09-06,,0.0,,65.60 2026-09-07,,0.0,,65.60 2026-09-08,,0.0,,65.60 2026-09-09,,0.0,,65.60 2026-09-10,,0.0,,65.60 2026-09-11,,0.0,,65.60 2026-09-12,,0.0,,65.60 2026-09-13,,0.0,,65.60 2026-09-14,,0.0,,65.60 2026-09-15,,0.0,,65.60 2026-09-16,,0.0,,65.60 2026-09-17,,0.0,,65.60 2026-09-18,,0.0,,65.60 2026-09-19,,0.0,,65.60 2026-09-20,,0.0,,65.60 2026-09-21,,0.0,,65.60 2026-09-22,,0.0,,65.60 2026-09-23,,0.0,,65.80 2026-09-24,,0.0,,65.80 2026-09-25,,0.0,,65.80 2026-09-26,,0.0,,65.80 2026-09-27,,0.0,,65.80 2026-09-28,,0.0,,65.80 2026-09-29,,0.0,,65.80 2026-09-30,,0.0,,65.80