[SWODY1] SWODY1

[SWODY1 at goshenarc.org]

ACUS01 KWNS 120539
SWODY1
SPC AC 120537

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
1137 PM CST FRI MAR 11 2005

VALID 121200Z - 131200Z.

...NO TSTM AREAS FORECAST...

...SYNOPSIS...
POLAR VORTEX OVER ONTARIO IS FORECAST TO RETROGRADE SLOWLY WWD
DURING THE PERIOD...RESULTING IN LONGWAVE TROUGH TO AMPLIFY SWWD
FROM THE NRN/CENTRAL PLAINS INTO THE ROCKIES. THIS WILL AID A STRONG
COLD FRONT...CURRENTLY STRETCHING FROM THE GREAT LAKES REGION WWD
INTO NERN MT...TO SURGE RAPIDLY SEWD AND EXTEND SUNDAY MORNING FROM
ERN NM/NRN TX ENEWD THROUGH THE TN VALLEY AND INTO NC.

...SRN TX...
AS SURFACE HIGH PRESSURE SHIFTS EWD INTO THE GULF ON SATURDAY...SLY
FLOW WILL ADVECT HIGHER DEWPOINTS BACK INTO THE AREA. ALTHOUGH 
LOW TO MID 50 DEWPOINTS ARE LIKELY TO RETURN BY SUNDAY MORNING...
THE MOISTURE SHOULD BE SHALLOW. ABOVE THE SHALLOW BOUNDARY
LAYER...SWLY WINDS WILL MAINTAIN A WARM AND DRY AIR MASS...WHICH
SHOULD INHIBIT CONVECTIVE DEVELOPMENT.

...SRN AZ...
WEAK SLY WINDS ALOFT TRANSPORTED MOISTURE BETWEEN 500-700 MB NWD
FROM MEXICO INTO EXTREME SRN AZ FRIDAY AFTERNOON. FORECAST SOUNDINGS
FOR SATURDAY AFTERNOON LOOK SIMILAR TO THOSE ON FRIDAY. HOWEVER...
AMPLIFYING TROUGH OVER THE ROCKIES WILL RESULT IN WEAK NWLY FLOW
ALOFT ACROSS AZ AND SHOULD KEEP ANY THUNDERSTORM DEVELOPMENT SOUTH
OF THE U.S. BORDER.

..IMY/CROSBIE.. 03/12/2005

...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.