SPC AC 100659
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1259 AM CST WED MAR 10 2004
VALID 111200Z - 121200Z
GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 40 WSW FHU 20 SSE PHX
20 E FLG 55 NNW GUP 30 SSE 4SL 30 ENE 4CR 20 SSE HOB 35 ESE P07.
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
MID/UPPER LEVEL PATTERN WILL REMAIN ACTIVE OVER THE NRN U.S. WITH
SLOW MOVING UPPER LOW SHIFTING INTO THE NORTHEAST AND A FASTER
MOVING SHORTWAVE TROUGH MOVING INTO THE PAC NW THURSDAY. IN
ADDITION...SLOW MOVING SYSTEM IS EXPECTED TO REMAIN CUT OFF OVER THE
SWRN U.S. EARLY IN THE PERIOD...AND IS FORECAST TO WEAKEN AS IT
MOVES TOWARDS FAR SWRN TX FRIDAY MORNING.
COOL AND STABLE AIR MASS WILL PRECLUDE THUNDERSTORMS WITH THE NRN
STREAM SYSTEMS. HOWEVER...MARGINAL INSTABILITY IS EXPECTED TO FORM
OVER THE SRN ROCKIES AS SLOW MOVING SYSTEM MAINTAINS A POCKET OF
-16C TO -18C H5 TEMPERATURES. DIURNAL HEATING WILL STEEPEN LAPSE
RATES AND SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER AZ
AND NM...WITH ISOLATED THUNDERSTORMS POSSIBLY SPREADING INTO SWRN TX
LATE IN THE PERIOD.
..EVANS.. 03/10/2004
...NOTICE...
FOR USERS DECODING THE POINTS PARAGRAPH HEREIN...LATITUDE AND
LONGITUDE POINTS FOR THE CATEGORICAL AND PROBABILISTIC OUTLOOK
GRAPHICS ALSO ARE LOCATED IN A SEPARATE PRODUCT UNDER THE WMO
HEADINGS WUUS01 PTSDY1...WUUS02 PTSDY2...AND WUUS03 PTSDY3. THE
INCLUSION OF POINTS IN THIS PRODUCT WILL EVENTUALLY BE DISCONTINUED.
NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED FOR 1730Z
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