[SWODY2] SWODY2

[Severe Weather Outlook - Day 2]

ACUS02 KWNS 210703
SWODY2
SPC AC 210702

DAY 2 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0102 AM CST WED DEC 21 2005

VALID 221200Z - 231200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 20 NNE CLM 35 SSE OLM
15 NE EUG 40 NNW MFR 30 NNW MHS 35 SW SFO.

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
A SOMEWHAT MORE ZONAL FLOW PATTERN ALOFT WILL PREVAIL THIS
PERIOD...AS ERN U.S. TROUGH DEAMPLIFIES AND MOVES EWD WHILE WRN
TROUGH MOVES INLAND FLATTENING THE UPSTREAM RIDGE.  LATE IN THE
PERIOD...TROUGH IS FORECAST TO BEGIN SLIGHT AMPLIFICATION OVER THE
PLAINS STATES AS SHORT-WAVE ENERGY ALOFT MOVES OUT OF THE ROCKIES
AND INTO THE PLAINS.

AT THE SURFACE...STABLE CONTINENTAL AIRMASS SHOULD PREVAIL ACROSS
THE CONUS...WITH MOIST BOUNDARY LAYER WHICH HAS LINGERED INVOF S FL
FORECAST TO BE SHUNTED SEWD AWAY FROM THE CONUS.

...THE W COAST...
MINIMALLY-UNSTABLE AIRMASS AND UPSLOPE ASCENT OVER THE COASTAL
RANGES OF THE PAC NW AND INTO NRN CA MAY SUPPORT TRANSIENT 
THUNDERSTORM ACTIVITY WITHIN LARGER AREA OF PRECIPITATION.  LIMITED
INSTABILITY EXPECTED SHOULD LIMIT OVERALL COVERAGE OF LIGHTNING.

..GOSS.. 12/21/2005

...NOTICE...
THE STATION RELATIVE POINTS IN THIS PRODUCT WILL BE
DISCONTINUED ON 14 FEBRUARY 2006 BUT WILL REMAIN AVAILABLE
IN THE FOLLOWING PRODUCTS:

   WMO HEADER:       AWIPS ID:
   WUUS01            PTSDY1
   WUUS02            PTSDY2
   WUUS03            PTSDY3

A SERVICE CHANGE NOTICE ...SCN05-39... PROVIDES DETAILS
ON THE TRANSITION. FOR ADDITIONAL DETAILS SEE THE FOLLOWING
WEB ADDRESS USING LOWER CASE LETTERS:
WWW.NWS.NOAA.GOV/OM/NOTIF.HTM