A much colder air mass is closing in on the eastern seaboard at this hour and its arrival this afternoon could spark a strong-to-severe thunderstorm in the DC-to-Philly-to-NYC corridor with the highest chances along coastal sections of New Jersey and the Delmarva Peninsula. Strong NW winds will usher in the unseasonably cold air mass later today and tonight and temperatures are likely to bottom out near the freezing mark early Thursday – even in the immediate I-95 corridor. Numerous records or near records low temperatures were experienced earlier today across the central US and Midwest and this pattern will shift to the Mid-Atlantic/Northeast US early Thursday. Looking ahead, a big time warm up is likely in the eastern US later next week which could result in 80+ degrees for the Mid-Atlantic region.
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A strong cold front passed through the region in the overnight hours and has ushered in much cooler air for the Tennessee Valley. In fact, high temperatures this afternoon are likely to be some 15-20 degrees cooler than yesterday and overnight lows will be in the middle 30’s with possible patchy frost in some spots. Temperatures will moderate by Thursday afternoon with sunshine boosting afternoon temperatures to the low-to-mid 60’s.
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High pressure will provide us with plenty of sunshine today and warmer conditions with afternoon temperatures likely nearing the 75 degree mark. A strong cold front will pass through the region in the overnight hours, however, and usher in much cooler air for the mid-week across the Tennessee Valley. In fact, temperatures late tomorrow night are likely to drop well down into the 30’s and Thursday could start off with some patchy frost in the area. Temperatures will moderate by later Thursday with sunshine boosting afternoon temperatures to the middle 60’s.
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A dry and cool air mass for this time of year will dominate the region during the next couple of days with high pressure in place. This kind of pattern in late April typically leads to comfortable afternoon temperatures, but the late nights can be quite chilly. A strong cold frontal passage will usher in colder air at mid-week and overnight lows are likely to be way down in the 30’s on Wednesday night.
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A drier air mass returned to the area on Thursday and it should stay rain-free through today, but showers are likely tonight and Saturday. It’ll stay on the cool side as well through tomorrow, but nicer weather is on tap for early next week with plenty of sunshine and milder conditions.
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There can be a few showers this morning in the Tennessee Valley as an upper-level trough intensifies to our northeast, but clearing is likely this afternoon. In fact, NW winds will bring a drier and cool air mass into the region and the end of the week will be rather decent. The weekend will start off somewhat unsettled with the chance for scattered showers, but the overall weather is looking pretty nice for the early part of next week.
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It turns cooler today as a frontal system works its way through the Tennessee Valley and there can be some shower and thunderstorm activity in the local region. Temperatures yesterday climbed to near the 80 degree mark for afternoon highs, but should be confined to the 60’s today, tomorrow and Friday.
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Just when most people desire the sustained warmth that spring can offer this time of year, the unfolding weather pattern says not quite yet – at least not for much of the central and eastern US. Not only is a chilly air mass coming for later this week, it appears there may be multiple cold air outbreaks for the central and eastern US as we progress through the remainder of the month of April. In addition to the chill, a late week nor’easter can bring accumulating snow to interior, higher elevations of the Northeast US as winter is simply not going away without a fight.
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Low-level southwesterly flow will boost temperatures today to near the 80 degree mark as a cold front drifts towards our area and there can be enough of a lift in the atmosphere for the development of strong thunderstorms. This will actually turn out to be the warmest day of the week as cooler air makes it into the Tennessee Valley for the second half of the week.
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Low-level southwesterly flow will boost temperatures today to near the 80 degree mark as high pressure drifts to our southeast. This may actually turn out to be the warmest day of the week as chillier air makes a move from Canada and towards the eastern US. A cold front will approach on Tuesday and increase the chance of showers and storms and nice weather will likely follow for Thursday and Friday.
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