Data Format:  Datalogger Campbell-SurfaceMet (fhl)
Valid Period: 2006-01-12 00:00:00 - 2018-06-03 19:00:00

Field  1:  Datalogger ID
Field  2:  Year (end time of average)
Field  3:  Julian Day (end time of average)
Field  4:  HoursMinutes (end time of average)
Field  5:  Pressure (mb) (offset of -400mb)
Field  6:  Temperature (C)
Field  7:  Relative Humidity (%)
Field  8:  Scalar Wind Speed (m/s)
Field  9:  Vector Wind Speed (m/s)
Field 10:  Wind Direction (degrees)
Field 11:  Wind Direction Standard Deviation (degrees)
Field 12:  Solar Radiation (W/m^2)
Field 13:  Net Radiation (W/m^2)
Field 14:  Battery Voltage (volts)
Field 15:  Precipitation (mm)
Field 16:  Maximum Wind Speed (m/s)
Field 17:  Soil Temperature (C) 10cm
Field 18:  Soil Temperature (C) 15cm
Field 19:  Soil Reflectometer Output Period (usec) 10cm
Field 20:  Soil Reflectometer Output Period (usec) 15cm