It appears that some stations are showing METAR data from the 7th which is probably causing the issue:
CWWE 071800Z VRB85KT 0966 FG +RA BKN030CB OVC250 20/20 Q0969 RMK FORCED BY: RADIUS-DYNAMIC STATION FOR HURRICANE DORIAN
I will see what I can do to get this resolved. Thank you for the report.