SWODY1
SPC AC 310551
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1251 AM CDT WED OCT 31 2007
VALID 311200Z - 011200Z
..NO SVR TSTM AREAS FORECAST...
..SOUTHEAST FLORIDA...
TROPICAL STORM NOEL IS FORECAST BY NHC TO MOVE NWD TOWARD SE FL
TODAY...VEERING NNEWD AND ACCELERATING TONIGHT. THUNDERSTORM
ACTIVITY ON THE NORTHWEST SIDE OF THE TROPICAL STORM WILL AFFECT
SERN FL TODAY AND THUNDERSTORM COVERAGE SHOULD GRADUALLY INCREASE AS
OUTER CONVECTIVE BANDS OF THE SYSTEM GRAZE THE COAST. FORECAST
SOUNDINGS ACROSS SE FL MAINTAIN STRONG LOW-LEVEL SHEAR ACROSS SRN FL
WITH 0-1 KM SHEAR VALUES IN THE 25 TO 30 KT RANGE. ALTHOUGH
INSTABILITY WILL BE RELATIVELY WEAK...THE LOW-LEVEL SHEAR SHOULD BE
SUPPORTIVE OF ROTATING STORMS. A FEW STORMS MAY HAVE A MARGINAL
TORNADO POTENTIAL. THE GREATEST POTENTIAL SHOULD EXIST TONIGHT AS
THE SYSTEM REACHES ITS CLOSEST DISTANCE FROM THE FL COAST.
..FOUR CORNERS REGION...
AN UPPER-LEVEL TROUGH OVER THE NRN PLAINS WILL SHIFT QUICKLY EWD
INTO THE GREAT LAKES REGION AS A SECONDARY POSITIVELY TILTED
UPPER-LEVEL TROUGH OVER THE CNTRL ROCKIES MOVES SLOWLY EWD. SFC
HEATING...STEEP LAPSE RATES AND COLD AIR ALOFT ASSOCIATED WITH THIS
TROUGH SHOULD SUPPORT SCATTERED THUNDERSTORM DEVELOPMENT ACROSS THE
REGION THIS AFTERNOON.
.BROYLES/JEWELL.. 10/31/2007
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@PO.UIUC.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.
No comments:
Post a Comment