[SWODY1] SWODY1

[Severe Weather Outlook Day 1]

ACUS01 KWNS 101553
SWODY1
SPC AC 101551

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0951 AM CST SUN DEC 10 2006

VALID 101630Z - 111200Z

...NO SVR TSTM AREAS FORECAST...

STRONG...FAST MOVING UPPER TROUGH CONTINUES TO TRACK EASTWARD ACROSS
THE WESTERN STATES THIS MORNING.  THE INITIAL VORT LOBE HAS PASSED
OVER THE SIERRAS...WITH LARGE SCALE FORCING FOR ASCENT NOW SPREADING
EASTWARD ACROSS THE GREAT BASIN.  STEEP LAPSE RATES...SUSTAINED
LIFT...AND STRONG DAYTIME HEATING ARE EXPECTED TO RESULT IN A
MARGINALLY UNSTABLE AIR MASS THIS AFTERNOON AND EVENING FROM
SOUTHERN UT/NORTHERN AZ INTO WESTERN CO.  ISOLATED LIGHTNING STRIKES
MAY OCCUR ACROSS THIS AREA.

ELSEWHERE...A GENERALLY DRY AND STABLE AIRMASS IS EXPECTED TO
PRECLUDE THUNDERSTORM ACTIVITY.

..HART.. 12/10/2006