#------------------------------------------------- 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: 2024-10-01 13:00 to 2024-10-04 12:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1191: Mcneil River SGS, AK # # 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 Observed Value None Instantaneous N/A Degrees fahrenheit N/A TOBS Instantaneously observed air temperature # Precipitation Accumulation Value None Instantaneous N/A Inches N/A PREC Water year accumulated precipitation # Snow Depth Value None Instantaneous N/A Inches N/A SNWD Total snow depth # Solar Radiation Average Value None Hour N/A Watts/meter squared N/A SRADV Average solar radiation # Barometric Pressure Value None Instantaneous N/A Inches hg N/A PRES Barometric pressure # Wind Speed Maximum Value None Hour N/A Miles/hour N/A WSPDX Maximum wind speed # Wind Speed Average Value None Hour N/A Miles/hour N/A WSPDV Average wind speed # Wind Direction Average Value None Hour N/A Degrees N/A WDIRV Average wind direction # # 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 # #------------------------------------------------------------------------------------------------------ # # Mcneil River Sgs (1191) # Alaska SNOTEL Site - 140 ft # Reporting Frequency: Hourly; Date Range: 2024-10-01 13:00 to 2024-10-04 12:00 # # As of: Oct 4, 2024, 12:17:34 PM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Depth (in),Solar Radiation Average (watt/m2),Barometric Pressure (inch_Hg),Wind Speed Maximum (mph),Wind Speed Average (mph),Wind Direction Average (degree) 2024-10-01 13:00,52.0,,,458.00,29.71,23.7,16.5,196 2024-10-01 14:00,52.0,,,426.70,29.71,22.9,16.3,200 2024-10-01 15:00,52.0,,,363.00,29.71,23.3,15.8,196 2024-10-01 16:00,52.0,,,274.90,29.74,21.9,15.0,193 2024-10-01 17:00,52.0,,,158.60,29.74,20.8,11.6,196 2024-10-01 18:00,50.0,,,23.37,29.74,12.2,6.8,196 2024-10-01 19:00,47.0,,,0.09,29.74,12.1,7.4,197 2024-10-01 20:00,46.0,,,0.00,29.74,14.1,5.6,232 2024-10-01 21:00,45.0,,,0.00,29.74,9.0,4.1,198 2024-10-01 22:00,44.0,,,0.00,29.74,9.1,3.5,252 2024-10-01 23:00,40.0,,,0.00,29.74,7.3,3.0,250 2024-10-02 00:00,40.0,0.00,0,0.00,29.74,7.9,3.4,266 2024-10-02 01:00,40.0,,3,0.00,29.74,6.7,2.4,26 2024-10-02 02:00,38.0,,2,0.00,29.74,6.0,2.2,63 2024-10-02 03:00,36.0,,2,0.00,29.74,3.1,1.0,53 2024-10-02 04:00,34.0,,2,0.00,29.74,2.9,0.9,57 2024-10-02 05:00,32.0,,2,0.00,29.74,4.1,1.1,63 2024-10-02 06:00,32.0,,2,0.00,29.74,4.6,1.3,119 2024-10-02 07:00,34.0,,,7.20,29.71,3.0,0.5,216 2024-10-02 08:00,33.0,,3,121.10,29.71,2.4,0.4,68 2024-10-02 09:00,36.0,0.00,2,218.80,29.71,4.6,1.0,219 2024-10-02 10:00,43.0,0.00,4,313.40,29.71,5.4,1.1,158 2024-10-02 11:00,45.0,0.00,,391.40,29.71,8.3,2.6,230 2024-10-02 12:00,48.0,0.00,3,439.10,29.68,9.9,2.8,4 2024-10-02 13:00,49.0,0.00,3,448.20,29.68,11.0,5.5,41 2024-10-02 14:00,49.0,0.00,3,417.80,29.68,12.1,7.2,44 2024-10-02 15:00,50.0,0.00,4,351.00,29.68,10.1,5.0,7 2024-10-02 16:00,48.0,,5,260.00,29.65,10.4,5.5,25 2024-10-02 17:00,47.0,,,156.40,29.65,7.7,3.6,356 2024-10-02 18:00,46.0,0.00,3,34.14,29.68,6.1,2.3,297 2024-10-02 19:00,43.0,0.00,3,0.06,29.68,3.6,1.1,337 2024-10-02 20:00,39.0,0.00,3,0.00,29.68,2.7,0.9,68 2024-10-02 21:00,34.0,0.00,3,0.00,29.68,2.4,0.6,113 2024-10-02 22:00,33.0,0.00,3,0.00,29.71,3.2,1.4,93 2024-10-02 23:00,33.0,0.00,3,0.00,29.71,3.5,1.5,123 2024-10-03 00:00,35.0,0.00,3,0.00,29.71,3.9,1.8,99 2024-10-03 01:00,36.0,0.00,2,0.00,29.71,3.6,1.0,60 2024-10-03 02:00,37.0,0.00,3,0.00,29.68,2.6,0.7,46 2024-10-03 03:00,38.0,0.00,3,0.00,29.68,4.0,1.4,90 2024-10-03 04:00,38.0,0.00,3,0.00,29.68,3.4,1.0,94 2024-10-03 05:00,38.0,0.00,3,0.00,29.65,3.3,1.1,53 2024-10-03 06:00,38.0,0.00,3,0.00,29.65,5.6,1.2,82 2024-10-03 07:00,37.0,0.00,3,5.01,29.62,5.8,1.8,89 2024-10-03 08:00,37.0,0.00,3,105.10,29.59,4.5,1.5,104 2024-10-03 09:00,39.0,0.00,3,148.70,29.59,3.8,1.0,226 2024-10-03 10:00,43.0,0.00,2,213.10,29.56,7.3,3.4,57 2024-10-03 11:00,47.0,0.00,3,194.80,29.53,10.6,5.9,56 2024-10-03 12:00,48.0,0.00,,115.30,29.47,13.8,7.9,56 2024-10-03 13:00,48.0,0.00,4,68.18,29.44,4.3,1.3,72 2024-10-03 14:00,49.0,0.00,3,53.28,29.41,8.2,4.3,51 2024-10-03 15:00,50.0,0.00,3,29.72,29.35,15.1,7.8,56 2024-10-03 16:00,50.0,0.00,4,15.83,29.32,12.9,7.5,55 2024-10-03 17:00,50.0,0.00,1,7.90,29.26,15.4,10.2,66 2024-10-03 18:00,50.0,0.00,1,1.41,29.26,18.4,10.7,60 2024-10-03 19:00,48.0,0.00,4,0.01,29.20,16.8,9.6,46 2024-10-03 20:00,46.0,0.00,2,0.00,29.18,18.8,7.4,65 2024-10-03 21:00,46.0,0.00,1,0.00,29.15,10.9,4.0,69 2024-10-03 22:00,46.0,0.10,5,0.00,29.12,14.4,10.4,58 2024-10-03 23:00,47.0,0.10,4,0.00,29.06,15.4,7.9,32 2024-10-04 00:00,47.0,0.10,3,0.00,29.03,13.2,7.5,18 2024-10-04 01:00,47.0,0.10,2,0.00,29.00,13.1,4.1,16 2024-10-04 02:00,47.0,0.10,2,0.00,28.94,18.7,9.0,38 2024-10-04 03:00,46.0,0.10,4,0.00,28.91,19.4,9.7,15 2024-10-04 04:00,46.0,0.10,3,0.00,28.88,15.4,7.2,19 2024-10-04 05:00,46.0,0.10,3,0.00,28.85,14.8,7.8,19 2024-10-04 06:00,45.0,0.20,2,0.00,28.82,16.0,9.2,17 2024-10-04 07:00,45.0,0.20,2,1.00,28.79,17.1,10.1,18 2024-10-04 08:00,45.0,0.20,2,10.83,28.76,20.4,11.3,26 2024-10-04 09:00,46.0,0.20,3,50.36,28.73,21.7,11.3,31 2024-10-04 10:00,47.0,0.20,3,135.70,28.70,17.5,8.5,46 2024-10-04 11:00,48.0,0.20,2,,28.70,,,