[SWODY1] SWODY1

[SWODY1 at goshenarc.org]

ACUS01 KWNS 171243
SWODY1
SPC AC 171241

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0641 AM CST THU FEB 17 2005

VALID 171300Z - 181200Z

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 40 NW UKI 60 SE RBL
20 NNW BIH 30 SSE P38 50 ESE SGU 25 SSW GCN 35 WNW PRC 40 NNW BLH
CZZ.

...NO SVR TSTM AREAS FORECAST...

...CA INTO SRN NV/NWRN AZ...
SEVERAL DISTURBANCES WILL CONTINUE EJECTING NNEWD AND ROTATE ACROSS
CA DURING THE PERIOD...WHILE MAIN UPPER LOW REMAINS ANCHORED OFF THE
CA COAST.  BY LATER TODAY...STRONGER LARGE SCALE ASCENT WILL SPREAD
NEWD INTO SRN/CENTRAL CA AS NEGATIVELY-TILTED SHORTWAVE TROUGH AND
ASSOCIATED SPEED MAX ROTATE AROUND BASE OF UPPER LOW AND APPROACH
SRN CA.  

MID LEVEL TEMPERATURES REMAIN QUITE COOL AND WILL STEEPEN LAPSE
RATES THIS AFTERNOON AS MODEST HEATING OCCURS. RESULTANT MARGINAL
INSTABILITY WILL THUS BECOME INCREASINGLY FAVORABLE FOR SCATTERED
CONVECTION...INCLUDING A FEW THUNDERSTORMS...LATE THIS AFTERNOON AND
PERSIST OVERNIGHT FROM SRN/CENTRAL CA INTO PARTS OF THE CO RIVER
VALLEY.  FORECAST SOUNDINGS SUGGEST STRONGER CELLS MAY BE CAPABLE OF
HAIL AND/OR GUSTY SURFACE WINDS FROM THE SRN CA COAST INTO THE SAN
JOAQUIN VALLEY WHERE ETA AND ETAKF MAINTAIN SURFACE DEW POINTS
AROUND 50F.  HOWEVER...OVERALL SEVERE THREAT APPEARS MINIMAL ATTM
WITH EXTENSIVE CLOUDS NOW APPROACHING SWRN CA LIKELY TO OVERSPREAD
MUCH OF THIS REGION TODAY.

..EVANS.. 02/17/2005

...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.