[SWODY1] SWODY1

[Severe Weather Outlook Day 1]

ACUS01 KWNS 181620
SWODY1
SPC AC 181619

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
1019 AM CST WED JAN 18 2006

VALID 181630Z - 191200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 40 WSW HQM 40 ESE EUG
20 NE AAT 25 WSW NFL 15 NNW FAT 30 WSW MRY.

...NO SVR TSTM AREAS FORECAST...

...PAC NW INTO NRN CA...
INTENSE MID/UPPER LOW NOW DIGGING ESEWD INTO WRN ORE WILL CONTINUE
INTO THE INTERMOUNTAIN REGION TODAY AND TONIGHT.  ASSOCIATED MID
LEVEL JET NOW NOSING INTO NRN CA WILL LIKEWISE SETTLE SSEWD THROUGH
THE DAY WITH AXIS OF STRONGEST WINDS OVERSPREADING CENTRAL CA. MID
LEVEL COOLING WILL BE MAXIMIZED ALONG AND NORTH OF THIS AXIS AND
SHOULD SUPPORT STEEPENING LAPSE RATES AND A FEW LOW TOPPED
THUNDERSTORMS ALONG THE COAST.

BREAKS IN CLOUDS IN WAKE OF PRIMARY SURFACE COLD FRONT SHOULD
SUPPORT LOWER 50F SURFACE TEMPERATURES OVER THE SAC VALLEY BY THE
MID TO LATE AFTERNOON...UNDER -30C TO -32C H5 TEMPERATURES. 
RESULTANT RUC FORECAST SOUNDINGS INDICATE SBCAPE FROM 500-750 J/KG
OVER THIS REGION...WITH EFFECTIVE BULK SHEAR SUPPORTIVE OF MID LEVEL
ROTATION WITH STRONGER CORES.  THEREFORE...HAIL NEAR OR JUST
EXCEEDING SEVERE LEVELS MAY ACCOMPANY ANY PERSISTENT UPDRAFT TODAY
IN THE SAC VALLEY...THOUGH OVERALL SEVERE THREAT APPEARS LIMITED.

..EVANS.. 01/18/2006

...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