SPC Day 1 Thunderstorm Outlook Issued 01Z 20031203


ZCZC SPCSWODY1 ALL
ACUS01 KWNS 030054
SPC AC 030054

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0654 PM CST TUE DEC 02 2003

VALID 030100Z - 031200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 65 WNW 4OM 60 W YKM
30 NNW PDX 20 S AST.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 35 SE LBL DDC 30 SE
SLN 40 SW OJC 25 NE JLN 20 SSW FYV 40 SW PGO 35 W ADM 55 W CSM 35 SE
LBL.

...NO SVR TSTM AREAS FORECAST...

...SRN PLAINS...
SURFACE LOW IS BEGINNING TO INTENSIFY OVER BEAVER COUNTY OK AS
STRONG MIDLEVEL SHORTWAVE TROUGH MIGRATES ONTO THE SRN PLAINS. 
STRONGEST PRESSURE FALLS ARE ACROSS OK INTO NERN TX...AND THE LOW
SHOULD TRACK ACROSS CNTRL/ERN OK OR NERN TX BY WEDNESDAY MORNING. 
SSWLY LLJ WILL STRENGTHEN THIS EVENING AHEAD OF THE IMPULSE/LOW WITH
STRONGEST ISENTROPIC LIFT OCCURRING COINCIDENT WITH STRONG PVA
ACROSS SRN KS/OK OVERNIGHT.  A NARROW RIBBON OF H85 MOISTURE IS
EVIDENT FROM S TX INTO PARTS OF WCNTRL OK/SCNTRL KS AND AS STEEPER
MIDLEVEL LAPSE RATES SPREAD SEWD THIS EVENING...CONVECTION SHOULD
INCREASE... ESPECIALLY AFTER 0300 UTC ACROSS NWRN OK/SCNTRL KS.  THE
CONVECTION IS EXPECTED TO DEVELOP E/SE INTO THE REST OF OK AFTER 06
UTC.  SUFFICIENT ELEVATED INSTABILITY SHOULD EXIST FOR SPORADIC
TSTMS.

..RACY.. 12/03/2003

...NOTICE...
FOR USERS DECODING THE POINTS PARAGRAPH HEREIN...LATITUDE AND
LONGITUDE POINTS FOR THE CATEGORICAL AND PROBABILISTIC OUTLOOK
GRAPHICS ALSO ARE LOCATED IN A SEPARATE PRODUCT UNDER THE WMO
HEADINGS WUUS01 PTSDY1...WUUS02 PTSDY2...AND WUUS03 PTSDY3.  THE
INCLUSION OF POINTS IN THIS PRODUCT WILL EVENTUALLY BE DISCONTINUED.

$$