Boston Climate: Cool, windy days forward, ‘potential for rain’ on Halloween

Boston is in for some barely cooler-than-normal temperatures heading into Halloween week, based on Nationwide Climate Service forecasts, with uncertainty across the probability for wet climate on the vacation.

“It’s too soon to say whether the trick-or-treating hours will be a washout or not, and folks will just want to stay on top of the forecast heading into this week,” mentioned NWS meteorologist Torry Dooley. “But as a first look, there is the potential for rain on Halloween.”

Halloween, occurring on Friday this yr, is more likely to see a excessive within the higher 50s and a low dipping into the mid-40s throughout the evening. Past that although, Dooley mentioned, predicting the situations for trick-or-treaters will get a bit tough.

“Confidence isn’t as high in the forecast going beyond Wednesday, because the setup is getting quite complicated,” Dooley mentioned, explaining the area can anticipate a “very robust, stronger system approaching from the west” heading into Thursday and, on the similar time, may even see potential impacts from Hurricane Melissa shifting by means of the Atlantic.

The hurricane system at the moment hitting the Caribbean is anticipated to exit out in the direction of the Atlantic round Thursday and Friday, Dooley mentioned, and there’s nonetheless “uncertainty” concerning the path it is going to go.

“By no means am I saying that the hurricane is heading up towards the Boston area, but it’ll be heading out to sea, and we’ll just have to keep a close eye on how closely it passes offshore,” mentioned Dooley. “It’s going to be pulling up a lot of tropical moisture from the Caribbean, and there’s the potential for the system late this week to be able to essentially tap into some of that moisture and bring some heavy rains Thursday into Friday.”

Kicking off the vacation week, Monday is anticipated to see dry climate and cooler temperatures with highs within the 50s and lows within the 40s. Temperatures are anticipated to principally maintain regular all through the week because the area sees results from “an area of high pressure that’s sitting in Eastern Canada.”

The excessive strain system is anticipated to convey a breezy northeast wind all through not less than the primary half of the week, Dooley mentioned, “helping to keep us slightly cooler than normal for late October.”

“On Tuesday and Wednesday, there could be a few very scattered showers, mainly in eastern Massachusetts,” Dooley mentioned, noting rain may come “primarily any time during the daylight hours.”