-Tropical Storm Watches Issued For Cape Cod And the Islands as well as adjacent coastal waters.
Period of greatest Threat:
- Late Friday night into Saturday morning
Locations most at risk:
- Cape and islands, as well as the adjacent coastal waters. Highest risk is Nantucket and coastal waters to their east and south.
Potential Impacts:
- Period of 40 to 60 mph wind gusts across Cape Cod and The Islands. This may result in some downed trees and scattered power outages.
- Heavy rain of 1 to 4 inches across Cape Cod and The Islands. Heaviest rain occurs late Friday night into Saturday morning. Some urban/poor drainage street flooding may occur.
- Minor coastal flooding possible between 6 and 10 am on the north side of Nantucket and perhaps some north or east facing beaches of Cape Cod. No significant coastal flooding or property damage is expected.
- 45 to 55 Knot wind gusts and 15 to 20+ foot seas across our waters, especially across the waters east of Cape Cod and Nantucket. Dangerous Conditions for mariners.
Confidence:
- Moderate to high confidence in a period of strong wind gusts and heavy rain across the Cape and Islands, especially Nantucket.
- If the track of Dorian shifts a bit further east than expected the strong winds would be confined to Nantucket points south and east.
- If the track of Dorian shifts further west than expected strong wind gusts of 40 to 50 mph wind gusts along and southeast of a Boston to Providence line.
The next scheduled briefing is after the 11 AM Thursday advisory from the National Hurricane Center, unless there is a need for a briefing sooner. Should you require any updates prior to that time, please feel free to contact us.