A weekend storm will have an effect on journey all throughout the northeast as we kick off college winter trip week subsequent week and Presidents Day weekend.
Storm Timing
We stay cloudy and dry with temps within the 20s previous to the snow heading in. That is chilly sufficient to help all snow with the onset of precipitation this night. By 6 p.m., mild snow develops in Boston, with regular snow by midnight for all of New England. Some 0.5 to 1 inch per hour snowfall charges are anticipated at instances.
A nostril of heat air aloft strikes in from the south because the father or mother low stress heart strikes over northwestern New England. This flips southern New England to sleet, then freezing rain round Sunday dawn. We preserve freezing rain within the forecast exterior of Interstate 495 and the place chilly air damming retains temps from warming on the floor. This ice could add as much as .2 to .3 inches of accumulation on high of the snow from in a single day. Boston experiences ice mixing then, flipping to rain by Sunday afternoon with heavy rain round 1 inch the remainder of the day.
In the meantime, the ice and snow stays regular inland by Sunday night. One other factor to notice is {that a} floor low develops round Lengthy Island Sunday morning and this helps to inject a dry slot into southern New England. Mild mist or freezing drizzle to fog could lower down on accumulations of ice. That floor low finally takes over from the father or mother low stress heart and strengthens because it heads to the Canadian Maritimes Monday.
Totals, Precipitation Sort
In a single day, we choose up 2-4 inches of snow for Boston, Windfall, Hartford and Worcester. Lower than 2 inches of snow on the South Coast, Cape Cod and the islands. About 4-6 inches of snow and sleet for the Merrimack Valley to Manchester, New Hampshire, and Brattleboro, Vermont. And we’re 6-10 inches of regular snow the entire occasion, from Saturday evening to Sunday evening for the mountains. Ice of 0.2-0.3 inches Sunday noon for inside Massachusetts, Connecticut, to southern Vermont and New Hampshire on high of the in a single day snow. Any winter accumulation in Boston will get washed away by the Sunday afternoon rain.
Wind & Coast
The wind received’t be a lot of a problem by way of damaging wind speeds, however nuisance wind — sure. Saturday evening might be east 10-20 mph, growing to 20-30 mph by Sunday afternoon. The wind flips extra northerly Sunday late day and picks as much as 40 mph. Whereas on Sunday evening into Monday our westerly wind could get damaging as numbers method 50-60 mph.
Excessive wind warnings and watches are up for Sunday evening into Monday for troublesome journey and damaging wind that may result in scattered outages. It is a results of the storm system pulling away throughout Monday and a big distinction in stress change between the deepening low throughout the Canadian Maritimes and excessive stress west. The wave heights aren’t a problem till Monday too. As we see offshore winds churn up waves of 10-15 ft.
One other Snowstorm on Thursday?
Colder temps take over for Monday by Tuesday with highs within the low 20s and in a single day lows round zero. We now have a big storm displaying up on forecast steering for the roughly Wednesday into Thursday timeframe. The observe of the storm just isn’t locked in, however there’s a robust sign for heavy snowfall and a coastal storm organising. Keep tuned to our First Alert Climate Workforce for additional updates.
