#YY  MM DD hh mm WVHT  SwH  SwP  WWH  WWP SwD WWD  STEEPNESS  APD MWD
#yr  mo dy hr mn    m    m  sec    m  sec  -  degT     -      sec degT
2024 04 25 06 00  1.0   MM   MM  1.0  7.0  MM  MM    AVERAGE   MM -99
2024 04 25 00 00  1.0   MM   MM  1.0  7.0  MM  MM    AVERAGE   MM -99
2024 04 24 06 00  1.0   MM   MM  1.0  6.0  MM  MM      STEEP   MM -99