[SWODY1] SWODY1

[SWODY1 at goshenarc.org]

ACUS01 KWNS 251235
SWODY1
SPC AC 251233

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0633 AM CST TUE JAN 25 2005

VALID 251300Z - 261200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 10 S EKA 50 E ACV 30
NE RBL 35 SSW TVL 35 WSW BIH 55 ENE NID 30 W DAG 25 ENE PRB 25 WSW
SJC.

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
A WEAK...PROGRESSIVE SPLIT FLOW PATTERN WILL PREVAIL ACROSS THE U.S.
THIS PERIOD...DOWNSTREAM FROM LOOSELY ORGANIZED NEGATIVE TILT TROUGH
OFF THE W CST. THE TROUGH CONTAINS MULTIPLE EMBEDDED SHORTWAVE
IMPULSES...PER STLT.  DISTURBANCE NOW NEAR 38N/125W HAS WEAKENED 
CONSIDERABLY IN THE LAST 24 HRS AND SHOULD CONTINUE TO SHEAR NNE OFF
ORE/NRN CA CST THROUGH THE DAY TODAY.  TRAILING RIBBON OF VORTICITY
EXTENDING S FROM THE VORT WILL ENTER NW CA LATE THIS AFTERNOON. 
ELSEWHERE...STLT LOOPS SUGGEST THAT MAJOR PORTION OF SYSTEM NOW NEAR
25N/125W WILL TRACK MAINLY ESE...LEAVING CA IN A ZONE OF RELATIVELY
WEAKER FLOW/ASCENT...MORE OR LESS AS DEPICTED BY THE GFS AND ETA.  

...CNTRL/NRN CA...
GRADUAL MOISTENING WILL OCCUR AT ALL LEVELS ACROSS CNTRL/NRN CA THIS
PERIOD AS LARGE SCALE TROUGH SLOWLY APPROACHES REGION. IN RESPONSE
...SHOWERY PRECIPITATION EXPECTED BECOME MORE WIDESPREAD LATER TODAY
THROUGH EARLY WEDNESDAY...ESPECIALLY OVER THE CSTL RANGES N OF SFO
AND ON THE WRN SLOPES OF THE NRN AND CNTRL SIERRA.  CONSIDERABLE
CLOUD COVER WILL...HOWEVER...LIMIT LOW LEVEL DIURNAL
DESTABILIZATION.  IN ADDITION...WITH MAIN UPPER TROUGH REMAINING
OFFSHORE...MID LEVEL LAPSE RATES WILL REMAIN WEAK /CLOSE TO MOIST
ADIABATIC/ AND EQUILIBRIUM TEMPERATURES WILL BE FAIRLY WARM /AROUND
MINUS 15C/.  NEVERTHELESS...COMBINATION OF OROGRAPHIC UPLIFT AND
ASCENT ASSOCIATED WITH WEAKENING VORT LOBE MAY SUPPORT A FEW SPOTS
OF EMBEDDED THUNDER LATER TODAY THROUGH TONIGHT.

..CORFIDI.. 01/25/2005

...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.