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 1406
< Previous MD         Next MD >
MD 1406 graphic

   MESOSCALE DISCUSSION 1406
   NWS STORM PREDICTION CENTER NORMAN OK
   1147 PM CDT MON JUL 13 2015

   AREAS AFFECTED...PARTS OF CNTRL/SRN INDIANA...SWRN/S-CNTRL OH...NRN
   KY

   CONCERNING...SEVERE THUNDERSTORM WATCH 419...

   VALID 140447Z - 140545Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 419
   CONTINUES.

   SUMMARY...AN ISOLATED DMGG WIND THREAT MAY CONTINUE TO ACCOMPANY
   CLUSTERS OF TSTMS PROGRESSING SEWD ACROSS THE OH VALLEY.

   DISCUSSION...TSTM COVERAGE IS GRADUALLY INCREASING ACROSS SVR TSTM
   WATCH 419...ENCOURAGED BY A STRENGTHENING LLJ AND STORM
   INTERACTIONS/MERGERS. RADAR MOSAIC LOOP SHOWS TWO PRIMARY CLUSTERS
   HAVE EVOLVED...WITH ONE EXITING SERN INDIANA INTO NRN KY...AND
   ANOTHER MOVING ACROSS SWRN OH. NEITHER OF THESE CLUSTERS IS
   PARTICULARLY WELL-ORGANIZED ATTM...BUT EVENTUAL COLD POOL
   AMALGAMATION IS POSSIBLE IN WHICH CASE A MORE ORGANIZED CONVECTIVE
   SYSTEM COULD EVOLVE. NEVERTHELESS...OCCASIONAL STRONG TO SVR WIND
   GUSTS WILL REMAIN POSSIBLE IN THE SHORT TERM AS TSTMS CONTINUE TO
   TRACK SEWD ALONG THE INSTABILITY GRADIENT INTO N-CNTRL/NERN KY.
   EXTRAPOLATION OF CURRENT STORM MOTION HAS TSTMS REACHING THE EDGE OF
   THE WATCH BETWEEN 06-07Z...AND TRENDS WILL BE MONITORED FOR A NEW
   POSSIBLE WATCH DOWNSHEAR.

   ..ROGERS.. 07/14/2015


   ATTN...WFO...JKL...ILN...LMK...IND...

   LAT...LON   39648310 38658312 38558370 38158409 37988486 37808576
               38328616 39098658 39858688 40068668 40198528 40168366
               40148338 39648310 

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 14, 2015
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities