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 306
< Previous MD          Next MD >
MD 306 graphic
   
   MESOSCALE DISCUSSION 0306
   NWS STORM PREDICTION CENTER NORMAN OK
   0457 PM CDT WED MAR 21 2007
   
   AREAS AFFECTED...WRN IA...SERN NEB...NERN KS
   
   CONCERNING...SEVERE POTENTIAL...WATCH LIKELY 
   
   VALID 212157Z - 212300Z
   
   ...THUNDERSTORMS WILL LIKELY DEVELOP ALONG COLD FRONT WITHIN THE
   NEXT 2 HOURS...
   
   LATEST SATELLITE IMAGERY SUGGESTS CU FIELD IS EXPANDING/DEEPENING
   ALONG COLD FRONT ACROSS NWRN IA...SWWD ACROSS MUCH OF SERN NEB.  IT
   APPEARS FRONTAL CONVERGENCE...COMBINED WITH VERY STEEP LAPSE RATE
   INTRUSION ALONG THIS PORTION OF THE FRONT...WILL ENHANCE ROBUST
   UPDRAFT DEVELOPMENT EARLY THIS EVENING.  LATEST OMA TAMDAR DATA
   INDICATES CAP TEMPERATURE IS SLIGHTLY WARMER THAN EARLIER
   FORECAST...POSSIBLY INDICATING THE NEED FOR STRONG FRONTAL FORCING
   FOR INITIATION.  FORECAST SOUNDINGS ACROSS THIS REGION FAVOR
   SUPERCELL STRUCTURES...AT LEAST EARLY IN THE CONVECTIVE CYCLE.  WITH
   TIME...LINEAR FORCING MAY RESULT IN A ESEWD-MOVING SQUALL LINE. 
   GREATEST SEVERE THREAT SHOULD BE LARGE HAIL...ALTHOUGH GUSTY WINDS
   AND PERHAPS AN ISOLATED TORNADO CAN NOT BE RULED OUT.
   
   ..DARROW.. 03/21/2007
   
   
   ATTN...WFO...DMX...EAX...FSD...OAX...TOP...GID...
   
   40119801 41289672 42689586 42499467 40039577 39599765 
   
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: September 21, 2020
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities