A snowstorm will evolve into a blizzard and adversely affect southern New England, including Boston, into Friday.
A major snowstorm began to dump snow on Boston and central and southern New England Thursday with snow continuing though Thursday night. Travel conditions are expected to remain treacherous through much of Friday as snow continues though the morning before tapering off.
Snow falling at the rate of 2 per hour in some locations can overwhelm road crews and aircraft deicing operations. Some roads will close, many flights will be delayed and some flights may be canceled.
A foot of snow will cover much of Massachusetts, Connecticut and Rhode Island. Within this area locally higher amounts to 18 inches are possible.
A National Weather Service spotter reported 21 inches of snow in Boxford, Mass., late Thursday evening with temperatures only in the single digits.
Increasing winds will cause extensive blowing and drifting of the dry, powdery snow snow, as well as coastal flooding problems along the eastern shoreline areas.
The storm will wind down in most areas Friday midday and afternoon. However, travel may be difficult into Friday night. Sea-effect snow will continue to fall on Cape Cod through Friday afternoon, adding to storm accumulations.
The air coming in Friday into Saturday will be the coldest of the season so far. The combination of wind, temperature and other factors may make it dangerous to be outdoors for extended periods of time without being properly dressed. RealFeel® temperatures will dip well below zero during this time.
For parts of northern New England, actual temperatures may not rise above zero until later this weekend.
Milder weather will pay a brief visit Sunday into Monday, before another blast of frigid air moves in Monday night into Tuesday.
Tune in to AccuWeather Live Mornings every weekday at 7 a.m. EST. We will be talking about the snowstorm in the Northeast and Midwest, along with the brutal cold.
Roads turned into rivers in parts of the mid-Atlantic on Saturday due to flooding downpours.
Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July.
Tropical Storm Nida threatens to bring flooding rain to the Philippines this weekend with future impacts on China and Taiwan.
A tropical wave approaching the Caribbean Sea will attempt to reactivate the Atlantic Basin during the first week of August.
As several large fires continue to rage across the western United States, weather conditions will gradually improve for firefighting efforts this week.
Additional downpours are likely to roll across northern New Jersey and further suspend play during the late rounds at the 98th PGA Championship at Baltusrol Golf Club this weekend.
Los Angeles, CA (1991)
New July rainfall record of 0.17" established. The previous record was 0.15" set in July 1969.
Mansfield, OH (1992)
13.23" of rain in July -- wettest month on record.
Moline, IL (1992)
11.40" of rain -- wettest July on record.