A hurricane watch is in effect from Edisto Beach, South Carolina, to the South Santee River. Isaac is forecast to gradually weaken over the next few days, and could degenerate into a tropical wave during that time. In addition to wind impacts, there's going to be a risky storm surge ("wall of water" that arrives) and then persistent rainfall.
Subtropical Storm Joyce has maximum sustained winds of near 45 miles per hour (75 km/h) with higher gusts.
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The weekend brings quiet conditions and highs near 80 both weekend days (Sunday being slightly warmer and a bit more humid than Saturday).
Varlack Ventures announced Tuesday evening that it anticipates the ports will be closed at 8 a.m. Thursday, and said it will announce the last runs between Cruz Bay and Red Hook after Wednesday's 1 p.m. advisories. "We should also continue to keep our brothers and sisters located in the Carolinas in our thoughts and prayers as Hurricane Florence approaches their area".
The storm is now around 530 miles southeast of Cape Fear, North Carolina, and is moving west-northwest at 17 mph. The risky Category 4 storm is expected to make landfall on Thursday.
"Cloudiness and showers associated with a trough of low pressure over the south-central Gulf of Mexico have decreased since yesterday and the Air Force reconnaissance plane scheduled to investigate the system for today will likely be canceled", said the NHC on September 12. Please consult products from your local weather office.
Meteorologists are also keeping an eye on yet another tropical disturbance that's spinning in the western Gulf of Mexico. Expect winds to increase on Saturday to 15-30mph across the entire CSRA, with the 30mph more likely in the northern/eastern areas.