Thanks to persistent links...
... and to Accuweather for maintaining the same absolute address for their graphic, the image in my post updates on its own when its originator puts up the new one. Right now, that's every 6 hours - it'll be more often as distance to the mainland decreases.
Now all we need to do is keep this thread "alive" through, at the latest, Thursday evening, by which time anyone concerned will know which path Isabel has taken.