[SWODY1] SWODY1

[Severe Weather Outlook Day 1]

ACUS01 KWNS 151616
SWODY1
SPC AC 151615

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
1015 AM CST SUN JAN 15 2006

VALID 151630Z - 161200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 20 SSW LVS 35 W ONM
55 WSW SOW 30 ENE BLH 60 SW LAS 40 NW P38 30 SSW DPG 55 ESE SLC 30 N
VEL 10 NW EGE 35 WNW TAD 20 SSW LVS.

...NO SVR TSTM AREAS FORECAST...

...WESTERN U.S INTO THE SRN HIGH PLAINS...
MID/UPPER LEVEL LONGWAVE TROUGH NOW OVER THE INTERMOUNTAIN WEST WILL
INCREASE IN AMPLITUDE THROUGH THE PERIOD AS A STRONG VORT MAX AND
ASSOCIATED JET MAX DIG SEWD TOWARDS THE LOWER CO RIVER VALLEY. AIR
MASS REMAINS QUITE DRY AND COOL OVER MUCH OF THE INTERMOUNTAIN WEST
AND ADJACENT CENTRAL/SRN ROCKIES.  HOWEVER...LAPSE RATES WILL BECOME
QUITE STEEP ACROSS THE REGION GIVEN MODEST JANUARY HEATING UNDER
VERY COLD MID LEVEL THERMAL TROUGH.  THIS SHOULD SUPPORT WIDESPREAD
MOIST CONVECTION.  FORECAST SOUNDINGS INDICATE A SLIVER OF SBCAPE
OVER LOWER ELEVATIONS LATER TODAY AND THIS EVENING...DESPITE
AFTERNOON HIGHS MAINLY IN THE UPPER 30S AND 40S F.  THUS...A FEW
THUNDERSTORMS SHOULD ALSO DEVELOP WITH THUNDERSTORM POTENTIAL
SHIFTING SEWD THROUGH THE PERIOD AS TROUGH GAINS AMPLITUDE.

LATER TONIGHT...SHALLOW...ELEVATED MOIST CONVECTION MAY ALSO BEGIN
DEVELOPING INTO THE SRN HIGH PLAINS AS LLJ STRENGTHENS IN RESPONSE
TO APPROACHING MID/UPPER LEVEL TROUGH. HOWEVER...FORECAST SOUNDINGS
INDICATE MOISTURE WILL BE INSUFFICIENT FOR MUCH IF ANY THUNDER.

..EVANS.. 01/15/2006

...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