Friday, January 4, 2008

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 041951
SWODY1
SPC AC 041949

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0149 PM CST FRI JAN 04 2008

VALID 042000Z - 051200Z

..NO SVR TSTM AREAS FORECAST...

..W COAST...
STRONG UPR LOW WITH A 19Z POSITION NEAR 44N/130W WILL PRECEDE INLAND
TONIGHT ACROSS THE PAC NW COAST WHILE WEAKENING. EXPANSIVE REGION
OF OPEN CELL CU/SMALL CBS WAS NOTED IN WAKE OF THE FRONT...WHICH AT
19Z WAS LOCATED FROM E OF KCIC TO NRN PART OF THE BAY AREA. THIS
FRONT WILL CONTINUE EWD INTO THE INTERMOUNTAIN W/NRN GRT BASIN
TONIGHT. INCREASING MOIST ONSHORE FLOW COUPLED WITH STEEPENING
LAPSE RATES WILL RESULT IN A THREAT FOR TSTMS...PARTICULARLY ALONG
THE COASTAL RANGES FROM CNTRL CA NWD TO WRN ORE. A FEW STRONGER
UPDRAFTS MAY PRODUCE SMALL HAIL/GRAUPEL.

OTHER ISOLD TSTMS /LESS THAN 10 PERCENT PROBABILITY/ MAY OCCUR
DURING THE LATE AFTN/EARLY EVENING ACROSS THE HIGHER ELEVATIONS OF
THE NRN INTERMOUNTAIN W AHEAD OF THE STRONG LARGE SCALE ASCENT
ASSOCD WITH THE UPR SYSTEM.

.RACY.. 01/04/2008

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@PO.UIUC.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.

No comments: