#------------------------------------------------- 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: Hourly # Date Range: 2024-03-27 07:00 to 2024-03-28 06:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 784: Palisades Tahoe, 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 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 N/A Inches N/A SNWD Total snow depth # Precipitation Accumulation Value None Instantaneous N/A Inches N/A PREC Water year accumulated precipitation # Air Temperature Observed Value None Instantaneous N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # Air Temperature Maximum Value None Hour N/A Degrees fahrenheit N/A TMAX Maximum air temperature - sub-hourly sampling frequency # Air Temperature Minimum Value None Hour N/A Degrees fahrenheit N/A TMIN Minimum air temperature - sub-hourly sampling frequency # Air Temperature Average Value None Hour N/A Degrees fahrenheit N/A TAVG Average air temperature - sub-hourly sampling frequency # Wind Speed Average Value None Hour N/A Miles/hour N/A WSPDV Average wind speed # Wind Speed Maximum Value None Hour N/A Miles/hour N/A WSPDX Maximum wind speed # Wind Direction Average Value None Hour N/A Degrees N/A WDIRV Average wind direction # Solar Radiation Value None Instantaneous N/A Watts/meter squared N/A SRAD Solar radiation # Solar Radiation Average Value None Hour N/A Watts/meter squared N/A SRADV Average solar radiation # Solar Radiation Maximum Value None Hour N/A Watts/meter squared N/A SRADX Maximum solar radiation # Relative Humidity Value None Instantaneous N/A Percent N/A RHUM Relative humidity # Relative Humidity Average Value None Hour N/A Percent N/A RHUMV Average relative humidity # Relative Humidity Maximum Value None Hour N/A Percent N/A RHUMX Maximum relative humidity # Barometric Pressure Value None Instantaneous N/A Inches hg N/A PRES Barometric pressure # Battery Value None Instantaneous N/A Volts N/A BATT Battery voltage # Battery Maximum Value None Hour N/A Volts N/A BATX Maximum battery voltage # # 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 # #------------------------------------------------------------------------------------------------------ # # Palisades Tahoe (784) California SNOTEL Site - 8013 ft # Reporting Frequency: Hourly; Date Range: 2024-03-27 07:00 to 2024-03-28 06:00 # # As of: Mar 28, 2024, 6:42:23 AM GMT-08:00 # Date,Snow Water Equivalent (in),Snow Depth (in),Precipitation Accumulation (in),Air Temperature Observed (degF),Air Temperature Maximum (degF),Air Temperature Minimum (degF),Air Temperature Average (degF),Wind Speed Average (mph),Wind Speed Maximum (mph),Wind Direction Average (degree),Solar Radiation (watt/m2),Solar Radiation Average (watt/m2),Solar Radiation Maximum (watt/m2),Relative Humidity (pct),Relative Humidity Average (pct),Relative Humidity Maximum (pct),Barometric Pressure (inch_Hg),Battery (volt),Battery Maximum (volt) 2024-03-27 07:00,31.4,77,40.2,30.0,,,,5.7,22.8,132,,,,,,,,12.95, 2024-03-27 08:00,31.5,77,40.3,31.6,,,,7.6,35.8,19,,,,,,,,14.47, 2024-03-27 09:00,31.5,76,40.2,33.1,,,,9.2,31.1,335,,,,,,,,15.02, 2024-03-27 10:00,31.5,77,40.2,33.3,,,,11.6,29.4,288,,,,,,,,15.00, 2024-03-27 11:00,31.5,76,40.2,32.9,,,,11.4,34.3,299,,,,,,,,14.96, 2024-03-27 12:00,31.6,77,40.3,31.1,,,,9.8,48.4,272,,,,,,,,14.95, 2024-03-27 13:00,31.6,77,40.3,29.5,,,,6.7,24.7,43,,,,,,,,14.93, 2024-03-27 14:00,31.7,76,40.3,28.9,,,,8.2,21.1,172,,,,,,,,14.61, 2024-03-27 15:00,31.7,77,40.4,29.1,,,,8.6,26.8,162,,,,,,,,14.67, 2024-03-27 16:00,31.7,77,40.5,29.5,,,,13.7,29.0,186,,,,,,,,14.55, 2024-03-27 17:00,31.6,77,40.4,29.7,,,,13.9,26.4,202,,,,,,,,14.34, 2024-03-27 18:00,31.6,78,40.4,30.2,,,,16.6,31.3,212,,,,,,,,14.10, 2024-03-27 19:00,31.6,78,40.5,29.8,,,,16.5,29.8,199,,,,,,,,13.85, 2024-03-27 20:00,31.6,78,40.6,30.6,,,,14.9,32.6,186,,,,,,,,13.66, 2024-03-27 21:00,31.7,78,40.6,30.4,,,,13.3,37.4,181,,,,,,,,13.50, 2024-03-27 22:00,31.6,77,40.7,30.9,,,,8.4,28.5,147,,,,,,,,13.35, 2024-03-27 23:00,31.8,79,40.8,29.7,,,,9.6,32.7,147,,,,,,,,13.21, 2024-03-28 00:00,32.0,80,40.6,30.2,,,,12.6,40.8,296,,,,,,,,13.08, 2024-03-28 01:00,32.0,192,41.0,30.7,,,,19.5,51.0,291,,,,,,,,12.97, 2024-03-28 02:00,32.2,147,40.7,28.2,,,,22.2,56.9,283,,,,,,,,12.89, 2024-03-28 03:00,32.6,82,41.1,26.1,,,,20.8,37.2,280,,,,,,,,12.85, 2024-03-28 04:00,32.7,82,41.1,22.1,,,,15.6,39.2,279,,,,,,,,12.83, 2024-03-28 05:00,32.4,81,41.1,20.5,,,,10.0,26.2,288,,,,,,,,12.80, 2024-03-28 06:00,32.3,81,41.1,21.4,,,,,,,,,,,,,,12.79,