#YY  MM DD hh mm CHILL  HEAT   ICE WSPD10 WSPD20
#yr  mo dy hr mn  degC  degC cm/hr    m/s    m/s
2025 07 09 16 00   8.9    MM    MM     MM     MM
2025 07 09 15 00   8.9    MM    MM     MM     MM
2025 07 09 14 00   9.1    MM    MM     MM     MM
2025 07 09 13 00   9.7    MM    MM     MM     MM