Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NOAA's National Weather Service   Select to go to the NWS homepage
Storm Prediction Center
navigation bar left  
  navigation bar end cap


 
USA.gov is the U.S. Government's official Web portal to all Federal, state and local government Web resources and services.

Mesoscale Discussion 1448
< Previous MD         Next MD >
MD 1448 graphic

   MESOSCALE DISCUSSION 1448
   NWS STORM PREDICTION CENTER NORMAN OK
   0516 PM CDT WED JUL 23 2014

   AREAS AFFECTED...SERN NY...ERN PA...NRN NJ...WRN CT...WRN MA...SRN
   VT...NH AND ERN ME

   CONCERNING...SEVERE THUNDERSTORM WATCH 432...

   VALID 232216Z - 232345Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 432
   CONTINUES.

   SUMMARY...ISOLATED INSTANCES OF STRONG TO DAMAGING WIND GUSTS WILL
   PERSIST THROUGH EARLY EVENING FROM SERN NY...ERN PA...NRN NJ AND
   PORTIONS OF NEW ENGLAND...BUT AN OVERALL DECREASE IS EXPECTED BY
   00Z.

   DISCUSSION...EXPANSIVE SQUALL LINE FROM ERN MAINE SWWD THROUGH SERN
   NY AND ERN PA WILL CONTINUE TO POSE A THREAT FOR ISOLATED STRONG TO
   DAMAGING WIND GUSTS AS IT DEVELOPS SEWD AT 20-25 KT NEXT COUPLE
   HOURS. THE ATMOSPHERE DOWNSTREAM IS MODERATELY UNSTABLE WITH
   1500-2000 J/KG MLCAPE...BUT MODEST LAPSE RATES AND WEAK VERTICAL
   SHEAR ARE SERVING AS LIMITING FACTORS FOR A MORE SUBSTANTIAL SEVERE
   THREAT. THREAT IS EXPECTED TO DECREASE FURTHER BY 00Z WITH ONSET OF
   NOCTURNAL COOLING AND AS STORMS MOVE INTO SRN NEW ENGLAND WHERE THE
   BOUNDARY LAYER HAS BEEN RENDERED LESS UNSTABLE BY THE INFLUENCE OF
   THE MARINE LAYER.

   ..DIAL.. 07/23/2014


   ATTN...WFO...CAR...GYX...BOX...BTV...OKX...ALY...PHI...BGM...
   CTP...

   LAT...LON   43407223 44456915 45036772 44726752 43477053 42057227
               40217497 40087647 40827562 41897478 42437435 42917322
               43407223 

Top/All Mesoscale Discussions/Forecast Products/Home
Weather Topics:
Watches, Mesoscale Discussions, Outlooks, Fire Weather, All Products, Contact Us

NOAA / National Weather Service
National Centers for Environmental Prediction
Storm Prediction Center
120 David L. Boren Blvd.
Norman, OK 73072 U.S.A.
spc.feedback@noaa.gov
Page last modified: July 23, 2014
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities