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 1417
< Previous MD         Next MD >
MD 1417 graphic

   MESOSCALE DISCUSSION 1417
   NWS STORM PREDICTION CENTER NORMAN OK
   0337 PM CDT TUE JUL 14 2015

   AREAS AFFECTED...OH VALLEY

   CONCERNING...SEVERE THUNDERSTORM WATCH 421...

   VALID 142037Z - 142200Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 421
   CONTINUES.

   SUMMARY...SEVERE THREAT WILL SPREAD ACROSS THE REMAINDER OF WW421
   OVER THE NEXT SEVERAL HOURS.

   DISCUSSION...WELL-ORGANIZED SQUALL LINE HAS EVOLVED OVER WW421. 
   THIS LINE OF CONVECTION HAS SURGED THROUGH ALL BUT SRN AND ERN PARTS
   OF SEVERE THUNDERSTORM WATCH.  THIS ACTIVITY SHOULD PROGRESS ACROSS
   THE OH RIVER SHORTLY WITH GREATEST SURGE EXPECTED TOWARD CNTRL WV. 
   LATEST RADAR TRENDS SUGGEST LEADING EDGE OF SQUALL LINE IS
   PROGRESSING AT 35KT WHICH TRANSLATES INTO POCAHONTAS COUNTY WV BY
   23Z.  DAMAGING WINDS ARE THE GREATEST THREAT WITH THESE STORMS.

   ALONG THE WRN FLANK OF THIS ACTIVITY THE SWD MOVEMENT OF STORMS INTO
   KY IS ON THE ORDER OF 20KT SUGGESTING PRIMARY SEVERE THREAT WILL
   REMAIN IN CURRENT WW FOR THE NEXT 1-2 HOURS.  WITH TIME ORGANIZED
   CONVECTION SHOULD SPREAD INTO NRN PORTIONS OF JKL AND LMK CWA LIKELY
   WARRANTING A NEW WW.

   ..DARROW.. 07/14/2015


   ATTN...WFO...CTP...LWX...PBZ...RLX...CLE...JKL...ILN...LMK...
   IWX...IND...

   LAT...LON   40628536 41577935 39127936 38178536 40628536 

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