Boston 25 Weather

Sunny skies but breezy tomorrow, coastal storm possible this weekend

WINDY CONDITIONS AHEAD

Overnight temperatures drop into the upper 40s and lower 50s under partly cloudy skies, winds will be out of the northeast anywhere from 5-15 mph. Tomorrow the wind really starts cranking up with gusts up to 30 mph during the day. Seas 7-11 feet are possible off the MA coastline tomorrow too. Big, breaking waves will intensify rip currents and the potential for minor splashover.

Those coastal concerns will be much greater with a develop coastal storm this weekend. Areas of coastal flooding and beach erosion could linger for days.

COASTAL STORM

We’ve already added a Weather Alert for Friday through Monday. Although the exact timeline is still fluid, confidence is growing for an impactful storm.

The amount of rain depends on the track of the low pressure system. If the low hugs the coastline, then we will be in for more rain. If the low pressure system shoves eastward into the Atlantic, the gusty winds will remain but we then will see drier conditions further inland.

Rain will arrive Friday or Saturday and it will probably stay soaking for days. Rainfall totals through Monday range from 1-2″ inland to 2-6″ along the coast and Cape. Those numbers are not set in stone, but an example of how persistent rain could definitely add up.

Wind storms can be especially concerning this time of year with trees still fully leaved. Plus, with strong gusts expected Friday and this weekend, you’ll need to consider taking down Halloween and Fall decor. Power outages are certainly possible.

Coastal communities need to check back often for the latest details. Rough surf, coastal flooding, and beach erosion are likely with this slow moving storm. The Full Harvest Moon Saturday means we’ll have astronomical high tides too.

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