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 1021
< Previous MD         Next MD >
MD 1021 graphic

   MESOSCALE DISCUSSION 1021
   NWS STORM PREDICTION CENTER NORMAN OK
   0659 PM CDT SUN JUN 14 2015

   AREAS AFFECTED...NRN OH...FAR NW PA

   CONCERNING...SEVERE THUNDERSTORM WATCH 299...

   VALID 142359Z - 150100Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 299
   CONTINUES.

   SUMMARY...WHILE A FEW STORMS MAY PERSIST AFTER 01Z...THE OVERALL SVR
   THREAT WILL CONTINUE TO DECREASE. WW 299 WILL BE ALLOWED TO EXPIRE
   01Z WITH NO ADDITIONAL WATCHES ANTICIPATED ACROSS THIS AREA.

   DISCUSSION...REGIONAL RADAR DATA SHOWS NUMEROUS TSTM CLUSTERS MOVING
   ACROSS NRN OH AND WRN PA. ALTHOUGH A FEW STRONG UPDRAFTS
   EXIST...RADAR TRENDS HAVE SHOWN A GRADUAL DIMINISHING OF STORM
   COVERAGE WITH STORM STRENGTH DECREASING AS WELL. CURRENTLY...THE
   BEST OVERALL ENVIRONMENT EXISTS ACROSS NE OH AND NW PA WHERE VAD
   DATA FROM PBZ AND CLE SAMPLED 0-6 KM BULK SHEAR OF 39 AND 26
   KT...RESPECTIVELY...AND MESOANALYSIS INDICATES MLCAPE AROUND 1500 J
   PER KG. WHILE TSTMS WILL LIKELY PERSIST ACROSS THIS AREA AND ALSO
   AHEAD OF THE MCV NEAR AOH AND VES IN W-CNTRL OH...A CONTINUED
   DECREASE IN STORM COVERAGE AND INTENSITY IS EXPECTED GIVEN THE LOSS
   OF DAYTIME HEATING AND LACK OF A MORE ROBUST KINEMATIC ENVIRONMENT.
   AS SUCH...WW 299 WILL BE ALLOWED TO EXPIRE AT 01Z WITH ADDITIONAL
   WATCH ISSUANCE NOT ANTICIPATED.

   ..MOSIER.. 06/14/2015


   ATTN...WFO...CTP...PBZ...CLE...ILN...DTX...IWX...IND...

   LAT...LON   41548425 41958308 42618010 41557957 40328101 39588519
               40718522 41548425 

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: June 15, 2015
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities