SPC Day 1 Thunderstorm Outlook Issued 20Z 20031012


ZCZC SPCSWODY1 ALL
ACUS01 KWNS 121956
SPC AC 121956

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0256 PM CDT SUN OCT 12 2003

VALID 122000Z - 131200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 10 SE PFN 10 E JAX.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 10 SSW DUG 20 NNE TUS
60 WSW SOW 10 ESE INW 60 ENE SOW 25 N ONM 40 ENE ROW 25 SSW BGS 50 S
BWD 40 S AUS 20 NNW VCT 20 E PSX.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 15 NW BLI 10 W SEA 45
E AST 50 S AST.

...NO SVR TSTM AREAS FORECAST...

...S TX...
MCS HAS WEAKENED AND MOVED INTO THE ADJACENT GULF WATERS EAST OF
KBRO/KNGP.  UPPER FLOW REMAINS SOMEWHAT FAVORABLE FOR CONVECTION
ACROSS S TX AND WITH RETURN FLOW BEGINNING TO INCREASE LATER
TONIGHT...ISOLD CBS MAY BE POSSIBLE...PRIMARILY FROM THE BIG BEND
AREA INTO THE SWRN HILL COUNTRY.  

...SERN AZ MTS INTO SRN NM...
VSBL SATELLITE SHOWS CU OVER THE MTNS OF SERN AZ AND SRN NM.  UPPER
LOW REMAINS SITUATED ACROSS NRN MX AND DEFORMATION AXIS IS SITUATED
ACROSS THE REGION.  ISOLD TSTMS MAY DEVELOP THROUGH EARLY EVENING...
ESPECIALLY OVER THE SRN WHITE AND GILA MTNS. 

...PAC NW...
CONVECTION CONTINUES WITHIN MOIST ONSHORE FLOW REGIME. H5
TEMPERATURES SEEM TO BE WARMING EARLY TONIGHT AHEAD OF THE NEXT
UPSTREAM DISTURBANCE...BUT FAVORABLE THERMODYNAMIC PROFILE AGAIN
DEVELOPS TOWARD MORNING FOR ISOLD TSTMS ALONG/WEST OF THE COASTAL
RANGES.

...FL...
ISOLD SHOWERS HAVE FORMED ALONG SEABREEZES THIS AFTERNOON WITHIN
VERY WARM AND MOIST BOUNDARY LAYER.  ISOLD TSTMS WILL BE POSSIBLE
FROM ABOUT 21Z INTO THE EARLY EVENING HOURS BEFORE DIMINISHING.

..RACY.. 10/12/2003

...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.

$$