#------------------------------------------------- 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: 2024-09-05 18:00 to 2024-09-08 17:00 # # Data for the following site(s) are contained in this file: # # SNOTEL 1064: Middle Fork Bradley, 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 # Relative Humidity Value None Instantaneous N/A Percent N/A RHUM Relative humidity # Solar Radiation Average Value None Hour N/A Watts/meter squared N/A SRADV Average solar radiation # # 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 # #------------------------------------------------------------------------------------------------------ # # Middle Fork Bradley (1064) # Alaska SNOTEL Site - 2300 ft # Reporting Frequency: Hourly; Date Range: 2024-09-05 18:00 to 2024-09-08 17:00 # # As of: Sep 8, 2024, 5:41:36 PM GMT-08:00 # Date,Air Temperature Observed (degF),Precipitation Accumulation (in),Snow Depth (in),Relative Humidity (pct),Solar Radiation Average (watt/m2) 2024-09-05 18:00,53.0,43.1,,64.00,87.90 2024-09-05 19:00,48.0,43.1,,91.00,15.81 2024-09-05 20:00,47.0,43.1,,91.00,0.07 2024-09-05 21:00,48.0,43.1,,91.00,0.15 2024-09-05 22:00,47.0,43.1,,92.00,0.24 2024-09-05 23:00,47.0,43.2,,94.00,0.12 2024-09-06 00:00,47.0,43.2,,92.00,0.12 2024-09-06 01:00,47.0,43.3,,92.00,0.13 2024-09-06 02:00,46.0,43.3,,96.00,0.18 2024-09-06 03:00,46.0,43.4,,98.00,0.29 2024-09-06 04:00,45.0,43.6,,96.00,0.26 2024-09-06 05:00,44.0,43.6,,95.00,0.28 2024-09-06 06:00,43.0,43.6,,95.00,9.85 2024-09-06 07:00,44.0,43.6,,95.00,77.49 2024-09-06 08:00,46.0,43.6,,94.00,135.40 2024-09-06 09:00,46.0,43.6,,88.00,97.40 2024-09-06 10:00,48.0,43.6,,76.00,297.90 2024-09-06 11:00,49.0,43.6,,82.00,306.60 2024-09-06 12:00,51.0,43.6,,76.00,538.20 2024-09-06 13:00,49.0,43.6,,81.00,169.00 2024-09-06 14:00,49.0,43.6,,77.00,175.20 2024-09-06 15:00,49.0,43.6,,74.00,130.60 2024-09-06 16:00,46.0,43.6,,87.00,214.70 2024-09-06 17:00,47.0,43.7,,93.00,78.84 2024-09-06 18:00,45.0,43.7,,94.00,8.10 2024-09-06 19:00,45.0,43.7,,96.00,6.17 2024-09-06 20:00,41.0,43.7,,96.00,0.24 2024-09-06 21:00,39.0,43.7,,96.00,0.19 2024-09-06 22:00,40.0,43.7,,97.00,0.15 2024-09-06 23:00,41.0,43.7,,96.00,0.22 2024-09-07 00:00,41.0,43.6,,94.00,0.00 2024-09-07 01:00,38.0,43.6,,94.00,0.00 2024-09-07 02:00,38.0,43.6,,94.00,0.00 2024-09-07 03:00,37.0,43.6,,92.00,0.00 2024-09-07 04:00,39.0,43.6,,90.00,0.00 2024-09-07 05:00,37.0,43.6,,92.00,0.03 2024-09-07 06:00,37.0,43.6,,90.00,7.96 2024-09-07 07:00,40.0,43.6,,87.00,53.36 2024-09-07 08:00,42.0,43.6,,84.00,242.30 2024-09-07 09:00,46.0,43.6,,78.00,332.80 2024-09-07 10:00,48.0,43.7,,74.00,455.80 2024-09-07 11:00,50.0,43.7,,73.00,533.90 2024-09-07 12:00,52.0,43.7,,69.00,571.10 2024-09-07 13:00,54.0,43.7,,73.00,570.50 2024-09-07 14:00,52.0,43.7,,69.00,494.90 2024-09-07 15:00,52.0,43.7,,69.00,459.50 2024-09-07 16:00,52.0,43.7,,68.00,398.00 2024-09-07 17:00,52.0,43.7,,72.00,154.50 2024-09-07 18:00,52.0,43.7,,72.00,62.54 2024-09-07 19:00,48.0,43.7,,82.00,5.26 2024-09-07 20:00,47.0,43.7,,85.00,0.48 2024-09-07 21:00,47.0,43.7,,85.00,0.38 2024-09-07 22:00,46.0,43.7,,89.00,0.39 2024-09-07 23:00,46.0,43.7,,89.00,0.49 2024-09-08 00:00,46.0,43.7,,90.00,0.43 2024-09-08 01:00,45.0,43.7,,93.00,0.17 2024-09-08 02:00,43.0,43.7,,95.00,0.36 2024-09-08 03:00,44.0,43.7,,93.00,0.40 2024-09-08 04:00,45.0,43.6,,90.00,0.42 2024-09-08 05:00,45.0,43.6,,89.00,0.31 2024-09-08 06:00,50.0,43.6,,72.00,5.40 2024-09-08 07:00,49.0,43.6,,75.00,20.88 2024-09-08 08:00,49.0,43.6,,73.00,102.60 2024-09-08 09:00,50.0,43.7,,70.00,168.40 2024-09-08 10:00,50.0,43.6,,69.00,242.00 2024-09-08 11:00,51.0,43.7,,70.00,260.30 2024-09-08 12:00,51.0,43.7,,67.00,150.30 2024-09-08 13:00,52.0,43.7,,61.00,199.10 2024-09-08 14:00,52.0,43.7,,64.00,201.20 2024-09-08 15:00,50.0,43.7,,74.00,101.40 2024-09-08 16:00,50.0,43.7,,73.00,