Rain Today then Windy and Cold as Powerful Nor’easter Slams New England

Rain showers will move in before noon continuing through the evening rush hour before tapering off late this evening (image below courtesy pivotal weather).

This system is the precursor to a powerful Nor’easter getting ready to rock portions of New England with heavy, wet, snow…

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Big Changes Possible Late Week as Powerful Nor’easter May Threaten Mid-Atlantic Coast

Last week I warned that the upper-level pattern was showing signs of becoming blocked and a pattern change to below- average temperatures is likely the second half of April across much of the eastern United States.

Potent Nor’easter May Impact Mid-Atlantic and New England Friday and Saturday

A very potent upper-level low pressure system depicted in the forecast model above (courtesy pivotal weather) will slide across the northern Mid-Atlantic states on Thursday, likely spawning the development of a coastal storm (Nor’easter) on Friday.

Depending upon the exact track of this system wet snow may accumulate in spots from the Alleghenies to the Poconos with a cold rain, gusty winds, and temperatures running twenty degrees below average (or more) for the lower elevations.

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Timing Tonight’s Thunderstorms

Enough sunshine broke through the clouds today across the Piedmont of Virginia and Maryland away from the water to allow for destabilization of the atmosphere.  The high resolution forecast models suggest a steady rain with embedded thunderstorms are likely across the Washington Area late this evening through the overnight.

The image above (courtesy Pivotal weather) shows a broken line of thunderstorms approaching Washington’s western suburbs between 9pm and midnight with the bulk of the steadiest rain forecast to exit the region on Sunday morning.  Another line of showers and storms may approach the DC Area on ….

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