The biggest snow and ice storm in years is heading to the eastern US. High pressure will continue to build into southeastern Canada today and it will result in a dry and very cold day here in the Mid-Atlantic region as we await a significant mid-week storm system. This next storm will likely begin here with all snow on Wednesday during the mid-to-late afternoon hours. The brunt of the storm will take place tomorrow night when snow falls heavily at times and there can be a mix of the snow at times with sleet and/or freezing rain. Significant total snow accumulations by daybreak Thursday with current estimates of 6-12 inches throughout the NYC metro region. Snow winds down later Thursday morning and the rest of the day will feature breezy and very cold conditions and snow showers are possible in the PM hours.
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This will be a stormy week in the Mid-Atlantic region with two storms to deal with during the next few days. The first storm has already brought some heavy rainfall to the DC-to-Philly-to-NYC corridor and as colder air filters in from a strengthening high pressure system to the north, a changeover to snow is taking place from northwest to southeast. A second and high impact storm will arrive at mid-week and it is likely to result in accumulating snow, ice, rain and strong winds for the Mid-Atlantic region.
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This will be a stormy week in the Mid-Atlantic region with two storms to deal with during the next few days. Today’s storm will begin with all rain, but as colder air filters in from a strengthening high pressure system to the north, a changeover to snow is quite likely by the afternoon. There can be a couple inches of accumulation in some of the N/W suburbs before the snow winds down later in the afternoon. A second and more impactful storm will arrive by late afternoon on Wednesday with snow initially for the region and this is likely to be followed by a period of sleet and/or freezing rain. This period of mixed precipitation will limit total snow accumulations with preliminary snowfall estimates of 3-6 inches in the NYC metro area, 6-12 inches in the nearby N/W suburbs, and 12+ inches in the far N/W suburbs. Snow showers will linger through the day on Thursday and it'll remain much colder-than-normal right into the upcoming weekend.
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This will be a stormy week in the Mid-Atlantic region with two storms to deal with during the next few days. The first storm on Monday will begin with rain in all areas of the DC-to-Philly-to-NYC corridor, but as colder air filters from a strengthening high pressure system to the north, a changeover to accumulating snow is likely to take place in suburban areas to the north and west of the big cities. A second and powerful storm will arrive at mid-week and it is likely to result in significant snow, ice and rain for the Mid-Atlantic region with a mixture possible in parts of the metro areas, heavy snowfall to the north and west, and primarily rain near and along coastal sections of southern New Jersey and the Delmarva.
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The interesting and active weather pattern of recent weeks will continue into at least the middle of the month with two storms on the table for this week in the Mid-Atlantic/Northeast. The first storm for the Mid-Atlantic/Northeast US will come on Monday and an even bigger threat comes at mid-week with the greatest potential impact. In fact, the mid-week storm could turn out to be a major snowstorm for a large part of the Mid-Atlantic/Northeast US. In the short term, the weather remains mild during the next couple of days in much of the eastern half of the nation, but a colder air mass is going to filter into the northeastern quadrant of the nation on Sunday night and Monday following the passage of a cold front - setting the stage for a very wintry week.
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The interesting and active weather pattern of recent weeks will continue into at least the middle of the month with two storm threats on the table for next week in the central and eastern US. The first storm threat for the Mid-Atlantic/Northeast US will come during the early part of next week and an even bigger threat comes at mid-week with the greatest potential impact. In fact, the mid-week storm could turn out to be a major snowstorm for a large part of the Mid-Atlantic/Northeast US. In the short term, the weather turns milder in much of the eastern half of the nation, but a colder air mass is going to filter into the northeastern quadrant during the early part of next week following the late weekend (uneventful) passage of a cold front.
Teleconnection indices such as the Arctic Oscillation (AO) and North Atlantic Oscillation (NAO) are supporting the idea of “high-latitude blocking” to get well-established by the middle of next week which, in turn, supports the idea for strong high pressure to build across southeastern Canada – always a key factor to the prospects of getting accumulating snowfall in the I-95 corridor. In this time period, two separate waves of energy will cross the southern states and then move northeastward towards the Mid-Atlantic coastline. With a cold air source building to the north across the southeastern part of Canada by the middle of next week, this type of setup could result in significant accumulating snow for at least parts of the Mid-Atlantic/Northeast US.
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High pressure has taken control of our weather and will result in milder conditions around here as we head into the weekend. Low-level winds will shift to a southerly direction today as the high shifts off the eastern seaboard and we’ll stay mild on both weekend days just ahead of the next cold frontal system. The weekend cold frontal passage will be accompanied by a few showers and then a colder air mass will build into the region early next week. The overall weather pattern will remain very active next week with two storm threats to monitor - one on Monday and the second on Wednesday - and enough cold air will be around to allow for the possibility of snow getting involved in either system.
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The interesting and active weather pattern of recent weeks will continue into at least the middle of the month with multiple storm threats on the table for next week in the central and eastern US. The first storm threat for the Mid-Atlantic/Northeast US will come during the early part of next week and perhaps the bigger threat comes at mid-week. The weather turns milder over the next few days in much of the eastern half of the nation, but a colder air mass is likely to arrive in the northeastern quadrant during the early part of next week following the late weekend passage of a cold front. Teleconnection indices such as the Arctic Oscillation (AO) and North Atlantic Oscillation (NAO) are supporting the idea of “high-latitude blocking” to get established by the middle of next week which, in turn, supports the idea for high pressure to build across southeastern Canada. At this same time, two separate waves of energy are likely to cross the southern states and move northeastward towards the eastern seaboard. With a cold air source building to the north across southeastern part of Canada, this type of pattern could result in accumulating snow in at least part of the Mid-Atlantic/Northeast US.
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High pressure will take control of the weather around here for the next couple of days and a warming trend will begin and continue right into the upcoming weekend. The next cold front will approach during the second half of the weekend likely accompanied by some rain shower activity in the Mid-Atlantic region. A colder air mass arrives here on Monday after the passage of the cold front and we’ll have to watch for the possibility of low pressure forming near the east coast by the middle of next week.
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A cold front is approaching the Mid-Atlantic region and it is accompanied by a strong wave of energy in the upper part of the atmosphere and a powerful jet streak. As a result, snow showers have broken out across much of the Northeast US and Mid-Atlantic region and they are dropping southeastward at this hour towards the DC-to-Philly-NYC corridor. There is the chance for a heavier burst of snow in some spots which can cause small accumulations and quickly developing slick spots on the roadways. High pressure resumes control of the weather for the latter part of the work week.
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