Free weather forecast for New York, New Jersey, and eastern Pennsylvania.
A disturbance ahead of the cold front is currently driving through the forecast area, which is produce a narrow yet powerful line of strong to severe thunderstorms. There is growing wind shear ahead and along this line of thunderstorms which will support the potential for an isolated tornado.
The main threat from this line of thunderstorms [...]
While high pressure dominates much of the nation, there are some trouble spots to keep an eye on today.
First, the obvious area of concern remains over northern Florida, southeastern Georgia, and southern South Carolina as feeder bands from Tropical Storm Fay move through the region. The interaction of the low and mid level circulation [...]
The severe weather today will be focused along the northeastern coast of Florida and coastal Georgia as Tropical Storm Fay continues to impact the Florida Peninsula. The thunderstorms within the rain bands will be capable of producing tornadoes due to increasing low level wind shear over the region. The thunderstorms will also be capable of [...]
As most in New York City already know, strong to severe thunderstorms are developing across the Philadelphia and New York City metro. These thunderstorms are developing in direct result to a strong 500 MB trough moving through the forecast area producing strong lifting of the moisture rich and warm lower levels of the atmosphere into [...]
Severe weather is really heating up this afternoon! A severe thunderstorm CAPABLE of producing a tornado is moving through the following counties:
Westchester County
New York County
Bronx County
Eastern Bergen County in New Jersey
These thunderstorms are also capable of quarter size hail and damaging wind gusts. A tornado has NOT been confirmed but is certainly possible.
Use caution [...]
As the fog lifts through the morning hours, the additional sun shine, through broken in many locations, will help to destabilize the atmosphere for this afternoon. The influence of the upper level low can already be seen to the west as showers and thunderstorms have developed over north-central Pennsylvania and west-central New York.
Expect the showers [...]
Two areas of focus for severe weather today. The first is over the Mid Atlantic and southern New England. The second is over the southern Plains and southeastern Rocky Mountains.
The culprit behind the severe weather in the Mid Atlantic and southern New England is a developing upper level low and trough that will move [...]
The Local Forecast Discussion is updated!
Another round of showers and thunderstorms again. These thunderstorms have the potential to be just as strong as yesterday’s with the added possibility of isolated tornadoes! There will also be a growing threat of wide spread flooding over the forecast area. The upper low will spin through the region today, [...]
The main threat for severe weather will remain over the southern Plains as a strong upper low and jet maximum produces strong vertical wind shear over the region. Although the low level clouds may inhibit instability initially over the region, by the afternoon the cap should be broken with a significant threat for large hail, [...]
Two areas of focus today for the severe weather.
The first is over the Southeast coast. South Carolina and Georgia will be in the warm sector of a developing low pressure system over northwestern Georgia. A strong upper disturbance will dig and turn through the forecast area which will produce strong lifting over the region. [...]
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