Thursday, November 12, 2015

SPC Nov 12, 2015 1630 UTC Day 1 Convective Outlook

SPC 1630Z Day 1 Outlook
DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
1024 AM CST THU NOV 12 2015

VALID 121630Z - 131200Z

...NO TSTM AREAS FORECAST...

...SUMMARY...
THUNDERSTORMS ARE UNLIKELY TODAY AND TONIGHT.

...SYNOPSIS...
A STRONG SHORTWAVE TROUGH AND ASSOCIATED SURFACE LOW/COLD FRONT WILL
MOVE GENERALLY EWD FROM THE GREAT LAKES TO NEW ENGLAND.  SHALLOW
CONVECTIVE SHOWERS WILL BE POSSIBLE ALONG THE FRONT THIS AFTERNOON
FROM THE UPPER OH VALLEY INTO THE CENTRAL APPALACHIANS...BUT CLOUD
DEPTH WILL REMAIN INSUFFICIENT FOR CHARGE SEPARATION.  THE COLD
FRONT EXTENDS SWWD TO THE NE GULF COAST AND WILL SOON CLEAR FAR S
TX.  THE TROPICAL WARM SECTOR REMAINS S OF THE FRONT ACROSS S FL. 
THOUGH LOW-LEVEL MOISTURE/BUOYANCY ARE SUFFICIENT FOR DEEP
CONVECTION...DRY PROFILES AND POOR LAPSE RATES ALOFT...IN
COMBINATION WITH ONLY SHALLOW/WEAK SEA BREEZE CIRCULATIONS...SUGGEST
THAT THUNDERSTORMS ARE UNLIKELY.

..THOMPSON/PICCA.. 11/12/2015

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from SPC Forecast Products http://ift.tt/wWCv9s

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