Saturday, November 6, 2010

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 061937
SWODY1
SPC AC 061936

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0236 PM CDT SAT NOV 06 2010

VALID 062000Z - 071200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED ACROSS COASTAL
NC...EXPANDING SWWD FROM AN AREA OF SHOWERS AND THUNDERSTORMS OFF
THE MID-ATLANTIC COAST. THEREFORE...HAVE ADDED A SMALL AREA OF
THUNDER TO NERN NC...TO COVER WHAT SHOULD BE A SHORT-LIVED/DIURNAL
EVENT.

FARTHER W...HAVE MAINTAINED THE THUNDER AREA OVER PARTS OF
CENTRAL/SRN CA...AHEAD OF A COMPACT VORT MAX MOVING ONSHORE.
ELSEWHERE...APPRECIABLE THUNDER POTENTIAL IS NOT EVIDENT.

..GOSS.. 11/06/2010

.PREV DISCUSSION... /ISSUED 1052 AM CDT SAT NOV 06 2010/

...PORTIONS OF CNTRL/SRN CA...
STRONGLY FORCED ASCENT ASSOCIATED WITH A VIGOROUS/COMPACT SHORT WAVE
TROUGH...CURRENTLY APPROACHING THE CNTRL/SRN CA COAST...WILL BE
FAVORABLY TIMED WITH THE DIURNAL HEATING CYCLE AND RESULT IN
SCATTERED AFTERNOON/EARLY EVENING SHOWERS OVER PORTIONS OF CNTRL/SRN
CA. ALTHOUGH BUOYANCY WILL REMAIN WEAK...THE DEGREE OF FORCED ASCENT
ALONG WITH 500 MB TEMPERATURES COOLING TO NEAR -18 DEG C SUGGEST
ISOLATED TSTMS MAY DEVELOP...MAINLY INVOF SRN SAN JOAQUIN
VALLEY/TEHACHAPI MTNS.

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