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Boston Braces for Chilly August Showers and Hurricane Erin-Induced Coastal Warnings

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Published on August 20, 2025
Boston Braces for Chilly August Showers and Hurricane Erin-Induced Coastal WarningsSource: Google Street View

The gray skies over Boston have settled in with a persistence that's dictating a dreary, wet agenda for the region. According to the National Weather Service, locals can expect showers mainly after 5pm today, with a 60% chance of precipitation and less than a tenth of an inch of rainfall. The cool air, scarcely troubled by a gentle eastward wind, will keep temperatures hovering around 67 degrees.

Despite the anticipated easing of rain tonight before 11pm, with a murky patch of fog passing briefly between 10 and 11pm, thermometers will only muster up the energy to climb to a low around 59 degrees. The east wind's influence remains modest, at 6 mph, as per NWS. This is weather that could push the boundaries of cool high temperature records for the area, more typical of an October than what one expects in August, as outlined by Boston 25 News.

Thursday's conditions will be feeling an uptick in character, as showers abate with only a 20% chance of precipitation before noon and partial sunshine elevates the high to near 70 degrees. Winds, shifting to a northeasterly bearing, will strengthen to the tune of 8 to 14 mph, as detailed by NWS. As Friday rolls in, so does a semblance of summer, with mostly sunny skies pushing the mercury up near 77 degrees and gusts of northeast wind reaching as high as 26 mph.

Offshore, Hurricane Erin's stature as a Category 2 storm provokes concern, with the omnipresent, although not making landfall, shaping significant coastal conditions. "Life-threatening surf and rip currents will be a concern along much of the East Coast over the next few days," as reported by Boston 25 News. Advisories underscore the gravity, with a High Surf Advisory in effect for south-facing beaches through Saturday morning, making the halcyon beach days anything but certain.

The weekend forecast calls for sunny skies and temperatures in the mid to upper 80s—ideal conditions on paper for a trip to the shore. Yet, the aftermath of Erin's churn has prompted the issuing of a Small Craft Advisory through Thursday morning and a Gale Watch from then until Friday evening for boating enthusiasts. Beachgoers and seafarers are urged to exercise caution and stay informed with local advisories, as mentioned by Boston 25 News.

Boston-Weather & Environment