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Tuesday July 26th Thunderstorm Potential


bluewave

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MESOSCALE DISCUSSION 1753 NWS STORM PREDICTION CENTER NORMAN OK 0424 PM CDT TUE JUL 26 2011 AREAS AFFECTED...ERN PA...SERN NY...CNTRL/NRN NJ CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE VALID 262124Z - 262230Z THE THREAT FOR SVR STORMS COULD EXTEND TO THE ATLANTIC COAST...AND AN ADDITIONAL WW MAY BE NEEDED SOUTH OF WW686/WW687...OR SWD WW EXTENSION MAY BE NEEDED. VISIBLE SATELLITE IMAGES DEPICT DEVELOPING CONVECTION ALONG A PREFRONTAL CONVERGENCE AXIS STRETCHING SWWD FROM SERN NY INTO ERN PA. WHILE INSTABILITY IS ONLY MARGINAL TO MODERATE...EFFECTIVE BULK SHEAR MAGNITUDES OF 40 TO 50 KT WILL MAINTAIN A THREAT FOR ORGANIZED MULTICELLULAR OR POSSIBLY SUPERCELLULAR STRUCTURES TOWARD THE COAST...WITH ATTENDANT THREATS FOR DMGG WIND GUSTS AND POSSIBLY MARGINALLY LARGE HAIL. THE THREAT MAY BE MITIGATED TO SOME DEGREE OVER LONG ISLAND...WHERE THE STABLE MARINE LAYER WILL OFFER ENHANCED MLCINH. THE GREATEST THREAT FOR SVR STORMS WILL BE ACROSS NRN PARTS OF THE DISCUSSION AREA...WHICH WILL BE IN CLOSER PROXIMITY TO STRONGER DEEP-LAYER ASCENT ASSOCIATED WITH A SHORTWAVE TROUGH SWINGING THROUGH PARTS OF NEW ENGLAND.

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Guest Pamela

Can hear thunder here in Port Jeff but looks like squall line will just barely miss me to my east...

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Statement as of 7:27 PM EDT on July 26, 2011

The National Weather Service in Upton NY has issued a

* Severe Thunderstorm Warning for...

Suffolk County in southeast New York...

* until 800 PM EDT...

* at 724 PM EDT... National Weather Service Doppler radar indicated

a severe thunderstorm capable of producing damaging winds in

excess of 60 mph. This storm was located near Westhampton... and

moving southeast at 20 mph.

* Other locations in the warning include but are not limited to East

Quogue and Hampton Bays.

Precautionary/preparedness actions...

This is a dangerous storm. If you are in its path... prepare

immediately for damaging winds and deadly cloud to ground lightning.

People outside should move to a shelter... preferably inside a strong

building but away from windows.

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tatement as of 7:50 PM EDT on July 26, 2011

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...

northeastern Morris County in northern New Jersey...

* until 845 PM EDT

* at 746 PM EDT... National Weather Service Doppler radar indicated a

severe thunderstorm capable of producing damaging winds in excess

of 60 mph. This storm was located near Lake Telemark... or 13 miles

north of Morristown... and moving east at 45 mph.

* The severe thunderstorm will be near...

Pequannock township... Riverdale... Butler and 9 miles north of East

Hanover around 755 PM EDT...

Lincoln Park around 800 PM EDT...

The strongest winds may occur along the leading edge of the storm.

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The cell to its west in Sussex Co. looks alot stronger than that one

tatement as of 7:50 PM EDT on July 26, 2011

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...

northeastern Morris County in northern New Jersey...

* until 845 PM EDT

* at 746 PM EDT... National Weather Service Doppler radar indicated a

severe thunderstorm capable of producing damaging winds in excess

of 60 mph. This storm was located near Lake Telemark... or 13 miles

north of Morristown... and moving east at 45 mph.

* The severe thunderstorm will be near...

Pequannock township... Riverdale... Butler and 9 miles north of East

Hanover around 755 PM EDT...

Lincoln Park around 800 PM EDT...

The strongest winds may occur along the leading edge of the storm.

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The cell to its west in Sussex Co. looks alot stronger than that one

Reflectivity is weaker than that storm, however a decent amount of wind being detected with the Morris county cell along with some rotation from time to time. The EWR terminal doppler even showing signs of a lowering wind max.

Edit: It has now weakened and moved east of the warning.

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