December 28th, 2009 by Steven DiMartino
7:20 AM
This morning, a strong disturbance is moving through central Pennsylvania producing rain and snow showers throughout the Philadelphia and New York City metropolitan areas. As this disturbance is moving east, the surface trough is strengthening into a closed low that will produce a period of moderate snow over the central and northern Hudson Valley [...]
August 9th, 2009 by Steven DiMartino
8:32 AM
A warm front is slowly moving north and northeast this morning with periods of moderate to heavy showers. These showers will continue to move through the forecast area through this afternoon with a few embedded thunderstorms as well. As the warm front lifts north, humidity will increase significantly from the lower 60’s into the [...]
July 18th, 2009 by Steven DiMartino
6:41 AM
After an active evening and overnight period of showers and thunderstorms, which produced damaging hail, wind gusts, and flash flooding, the trough responsible for the thunderstorms is now beginning to lift into eastern Canada. As a result, the forecast area will be under the influence of sinking air, which will support weak high pressure [...]