Originally Posted by
HSLD
Storms are always referenced in millbars when in international airspace, once they coast-in, that's when you transition to in/Hg
Not sure if that's sarcasm or not, but
Intellicast - Hurricane Irene Current Track in United States
Shows mb.
Maybe it's up to the whim of the reporting agency. Just an anomaly I noticed. No worries, I think I'll sleep tonite