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 386
< Previous MD         Next MD >
MD 386 graphic

   MESOSCALE DISCUSSION 0386
   NWS STORM PREDICTION CENTER NORMAN OK
   0333 PM CDT FRI APR 15 2016

   AREAS AFFECTED...PORTIONS OF THE CNTRL/SRN FL PENINSULA

   CONCERNING...SEVERE THUNDERSTORM WATCH 89...

   VALID 152033Z - 152200Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 89
   CONTINUES.

   SUMMARY...THE SVR RISK CONTINUES IN WW 89...AND IS INCREASING ACROSS
   PORTIONS OF THE EAST COAST AND VICINITY.

   DISCUSSION...THE SVR-TSTM RISK IS INCREASING ACROSS PARTS OF THE
   CNTRL/SRN FL PENINSULA. CONVECTION IS INCREASING FROM POLK COUNTY
   ESEWD TO INDIAN RIVER COUNTY INVOF A DIFFERENTIAL HEATING ZONE AND
   DIFFUSE...COLD-POOL-AUGMENTED SYNOPTIC BOUNDARY...AND SWD FROM ST.
   LUCIE COUNTY TO MIAMI-DADE COUNTY. PRESENT INDICATIONS ARE THAT
   CONTINUED SFC HEATING BENEATH TRANSLUCENT CIRRUS IS SUPPORTING
   SUFFICIENT EROSION OF ANTECEDENT CAPPING FOR FURTHER INVIGORATION OF
   CONVECTION DURING THE NEXT FEW HOURS. STEEP MID-LEVEL LAPSE RATES
   ABOVE A MOIST BOUNDARY LAYER ARE SUPPORTING 2000-2500 J/KG OF
   MLCAPE. MEANWHILE...THE AMX VWP INDICATES AROUND 45 KT OF DEEP SHEAR
   WITH A STRAIGHT HODOGRAPH SUGGESTING THAT SPLITTING CELLS WITH
   QUARTER-SIZE TO GOLFBALL-SIZE HAIL WILL BE POSSIBLE THROUGH LATE
   AFTERNOON/EARLY EVENING. LOCALLY STRONG DOWNBURST WINDS MAY ALSO
   OCCUR.

   ..COHEN.. 04/15/2016


   ATTN...WFO...MFL...MLB...KEY...TBW...

   LAT...LON   25128129 28348164 28358018 25137987 25128129 

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: April 15, 2016
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities