#YY  MM DD hh mm CHILL  HEAT   ICE WSPD10 WSPD20
#yr  mo dy hr mn  degC  degC cm/hr    m/s    m/s
2018 11 20 14 00  10.6    MM    MM     MM     MM
2018 11 19 16 00   9.8    MM    MM     MM     MM
2018 11 19 15 00   8.7    MM    MM     MM     MM