#YY  MM DD hh mm CHILL  HEAT   ICE WSPD10 WSPD20
#yr  mo dy hr mn  degC  degC cm/hr    m/s    m/s
2025 06 10 14 00   9.3    MM    MM     MM     MM
2025 06 09 16 00  10.1    MM    MM     MM     MM
2025 06 09 15 00   9.2    MM    MM     MM     MM
2025 06 09 14 00   9.6    MM    MM     MM     MM