#------------------------------------------------- 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: 2024-05-08 21:00 to 2024-05-11 20:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 955: Summit Creek, 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 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 # Relative Humidity Value None Instantaneous N/A Percent N/A RHUM Relative humidity # 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 # #------------------------------------------------------------------------------------------------------ # # Summit Creek (955) # Alaska SNOTEL Site - 1400 ft # Reporting Frequency: Hourly; Date Range: 2024-05-08 21:00 to 2024-05-11 20:00 # # As of: May 11, 2024, 8:01:27 PM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Water Equivalent (in),Snow Depth (in),Relative Humidity (pct),Barometric Pressure (inch_Hg),Wind Speed Maximum (mph),Wind Speed Average (mph),Wind Direction Average (degree) 2024-05-08 21:00,36.0,19.0,8.8,20,67.00,28.44,11.6,4.4,192 2024-05-08 22:00,36.0,19.0,8.8,20,61.00,28.47,9.9,2.8,194 2024-05-08 23:00,35.0,19.0,8.8,20,64.00,28.50,2.9,0.4,216 2024-05-09 00:00,34.0,19.0,8.7,20,73.00,28.50,1.1,0.0,213 2024-05-09 01:00,33.0,19.0,8.7,20,82.00,28.50,2.3,0.1,291 2024-05-09 02:00,33.0,19.0,8.7,20,83.00,28.50,0.0,0.0,0 2024-05-09 03:00,32.0,19.0,8.7,20,91.00,28.47,0.8,0.0,292 2024-05-09 04:00,31.0,19.0,8.7,20,95.00,28.47,7.8,2.5,8 2024-05-09 05:00,32.0,19.0,8.7,20,96.00,28.44,10.3,5.3,11 2024-05-09 06:00,32.0,19.0,8.7,20,97.00,28.44,9.0,4.2,18 2024-05-09 07:00,32.0,19.0,8.6,20,96.00,28.41,8.1,4.1,12 2024-05-09 08:00,34.0,19.0,8.6,19,94.00,28.41,8.6,4.6,12 2024-05-09 09:00,34.0,19.0,8.7,20,92.00,28.38,8.2,4.2,19 2024-05-09 10:00,36.0,19.0,8.7,19,83.00,28.35,9.6,4.0,159 2024-05-09 11:00,34.0,19.1,8.7,19,95.00,28.35,7.2,3.6,180 2024-05-09 12:00,38.0,19.1,8.7,19,75.00,28.35,8.3,3.3,188 2024-05-09 13:00,39.0,19.0,8.7,19,66.00,28.35,8.2,3.5,182 2024-05-09 14:00,40.0,19.0,8.7,19,58.00,28.35,11.2,5.1,180 2024-05-09 15:00,41.0,19.0,8.7,19,50.00,28.35,9.2,2.5,157 2024-05-09 16:00,40.0,19.0,8.7,19,46.00,28.32,10.3,2.8,162 2024-05-09 17:00,39.0,19.0,8.6,19,45.00,28.35,9.8,2.3,162 2024-05-09 18:00,37.0,19.0,8.6,19,52.00,28.35,9.6,3.4,180 2024-05-09 19:00,37.0,19.0,8.6,19,55.00,28.35,7.1,1.9,183 2024-05-09 20:00,36.0,19.1,8.6,19,52.00,28.38,7.0,2.2,188 2024-05-09 21:00,34.0,19.1,8.5,19,52.00,28.41,5.0,1.3,207 2024-05-09 22:00,32.0,19.1,8.5,19,65.00,28.44,5.8,0.9,198 2024-05-09 23:00,31.0,19.1,8.5,19,72.00,28.47,5.9,1.1,207 2024-05-10 00:00,30.0,19.1,8.4,19,77.00,28.50,1.6,0.1,349 2024-05-10 01:00,27.0,19.1,8.4,19,83.00,28.53,0.5,0.0,6 2024-05-10 02:00,25.0,19.1,8.4,19,86.00,28.56,0.4,0.0,349 2024-05-10 03:00,24.0,19.1,8.3,19,91.00,28.56,1.1,0.0,341 2024-05-10 04:00,24.0,19.1,8.3,19,90.00,28.58,1.9,0.2,319 2024-05-10 05:00,24.0,19.1,8.3,19,90.00,28.58,1.1,0.0,345 2024-05-10 06:00,24.0,19.2,8.3,18,92.00,28.58,2.8,0.3,23 2024-05-10 07:00,29.0,19.1,8.3,18,81.00,28.58,6.7,2.4,8 2024-05-10 08:00,34.0,19.1,8.3,18,68.00,28.58,5.3,1.0,22 2024-05-10 09:00,38.0,19.1,8.3,18,52.00,28.58,8.4,1.8,167 2024-05-10 10:00,40.0,19.1,8.3,18,53.00,28.56,11.7,3.1,172 2024-05-10 11:00,41.0,19.0,8.3,18,53.00,28.56,10.6,4.2,175 2024-05-10 12:00,39.0,19.0,8.3,18,65.00,28.56,11.9,3.7,178 2024-05-10 13:00,39.0,19.0,8.3,18,64.00,28.56,7.8,2.7,166 2024-05-10 14:00,41.0,19.0,8.3,18,44.00,28.53,9.8,2.2,33 2024-05-10 15:00,41.0,19.0,8.3,18,48.00,28.53,9.8,1.8,46 2024-05-10 16:00,40.0,19.0,8.3,18,51.00,28.50,12.0,4.7,20 2024-05-10 17:00,39.0,19.0,8.2,18,58.00,28.50,12.8,3.9,27 2024-05-10 18:00,39.0,19.1,8.2,18,58.00,28.47,11.1,2.8,41 2024-05-10 19:00,36.0,19.1,8.2,18,68.00,28.44,10.5,1.9,47 2024-05-10 20:00,36.0,19.1,8.2,18,67.00,28.41,8.4,1.5,68 2024-05-10 21:00,34.0,19.1,8.2,18,78.00,28.38,7.5,2.0,57 2024-05-10 22:00,34.0,19.1,8.2,18,87.00,28.35,5.9,1.4,44 2024-05-10 23:00,34.0,19.1,8.2,18,82.00,28.35,9.9,2.5,12 2024-05-11 00:00,34.0,19.1,8.2,18,76.00,28.32,11.3,2.2,46 2024-05-11 01:00,36.0,19.1,8.2,18,71.00,28.32,7.3,2.0,17 2024-05-11 02:00,37.0,19.1,8.1,18,64.00,28.29,11.7,2.9,21 2024-05-11 03:00,36.0,19.1,8.1,18,68.00,28.26,8.3,2.1,32 2024-05-11 04:00,36.0,19.1,8.1,18,67.00,28.26,12.7,2.7,36 2024-05-11 05:00,37.0,19.1,8.1,18,68.00,28.23,15.3,4.0,33 2024-05-11 06:00,35.0,19.1,8.1,18,76.00,28.20,8.1,2.2,38 2024-05-11 07:00,35.0,19.1,8.1,18,85.00,28.20,11.7,1.7,52 2024-05-11 08:00,35.0,19.1,8.1,18,83.00,28.17,8.1,1.9,46 2024-05-11 09:00,37.0,19.1,8.1,18,77.00,28.17,10.5,3.0,48 2024-05-11 10:00,38.0,19.1,8.1,18,75.00,28.14,11.1,3.2,49 2024-05-11 11:00,38.0,19.1,8.1,18,76.00,28.14,12.9,4.0,35 2024-05-11 12:00,38.0,19.1,8.1,17,71.00,28.11,14.5,5.0,29 2024-05-11 13:00,38.0,19.1,8.1,17,79.00,28.11,12.4,4.9,27 2024-05-11 14:00,38.0,19.1,8.1,17,77.00,28.11,12.5,5.4,24 2024-05-11 15:00,39.0,19.1,8.0,17,77.00,28.11,11.2,4.6,27 2024-05-11 16:00,39.0,19.1,8.0,17,69.00,28.11,10.9,4.3,23 2024-05-11 17:00,39.0,19.1,8.0,17,68.00,28.11,9.9,3.1,25 2024-05-11 18:00,40.0,19.1,8.0,16,66.00,28.11,,,