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 1223
< Previous MD         Next MD >
MD 1223 graphic

   MESOSCALE DISCUSSION 1223
   NWS STORM PREDICTION CENTER NORMAN OK
   0554 PM CDT SUN JUN 28 2015

   AREAS AFFECTED...CNTRL/ERN ORE

   CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY 

   VALID 282254Z - 290100Z

   PROBABILITY OF WATCH ISSUANCE...20 PERCENT

   SUMMARY...LOCALIZED SEVERE WIND GUSTS AND MARGINALLY SEVERE HAIL
   MIGHT ACCOMPANY ISOLATED TSTMS EVOLVING N FROM S-CNTRL/SERN ORE
   THROUGH ABOUT 03Z.

   DISCUSSION...ISOLATED TSTMS HAVE DEVELOPED ACROSS PARTS OF LAKE AND
   HARNEY COUNTIES LIKELY AIDED BY WEAK MID-LEVEL HEIGHT FALLS
   DOWNSTREAM OF A SHORTWAVE TROUGH JUST OFF THE NRN CA COAST. THIS
   CORRIDOR IS PROBABLY ON THE PERIPHERY OF MODERATE AND UNIDIRECTIONAL
   MID/UPPER-LEVEL SLYS BASED ON EXTRAPOLATED RGX VWP DATA AND GIVEN
   THE HEIGHT GRADIENT BETWEEN THE TROUGH AND STOUT ANTICYCLONE
   ANCHORED OVER THE ERN GREAT BASIN. THESE TSTMS SHOULD PROGRESS NWD
   TOWARDS THE COLUMBIA RIVER INTO EARLY EVENING PRIOR TO INCREASING
   MLCIN. WITHIN A VERY DEEPLY MIXED AIR MASS CHARACTERIZED BY SURFACE
   DEW POINT DEPRESSIONS OF 40-60 DEG F AND GPS PW VALUES OF 1-1.25
   IN...ISOLATED SEVERE WIND GUSTS AND PERHAPS MARGINALLY SEVERE HAIL
   MAY OCCUR.

   ..GRAMS/CORFIDI.. 06/28/2015


   ATTN...WFO...BOI...PDT...MFR...

   LAT...LON   44002122 44842135 45492113 45752084 45912051 45981992
               45871931 45571906 44011876 43041869 42701878 42451895
               42421963 43532058 44002122 

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 29, 2015
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities