SPC AC 140053
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0753 PM CDT MON OCT 13 2003
VALID 140100Z - 141200Z
THERE IS A SLGT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 35 SSE
PRX 35 SSW DUA 40 E FSI 15 ENE END 30 WNW EMP 20 SW FLV 20 N SZL 30
NW TBN 35 SSW UNO 10 SE HOT TXK 35 SSE PRX.
GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 60 SSE CTY 30 NNW GNV
30 SE AYS 30 NNE SSI.
GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 25 NW HOU 20 SSW CLL
30 WNW ACT SPS 25 SE P28 55 NNW P28 50 SW HLC 20 SSW AKO 20 N LAR 30
SE CPR 45 N DGW 40 SW PHP 50 NE ANW 25 ENE SUX 20 N CID 35 NW CGX 25
ESE SBN 30 WNW DAY 35 ESE SDF 50 NNE MSL 30 W HEZ 25 NNW BPT 25 NW
HOU.
...THERE IS A SLGT RISK OF SVR TSTMS ACROSS SE KS/SW MO/WRN AR/ERN
OK AND FAR NE TX...
...SRN-CNTRL PLAINS/OZARK PLATEAU...
SFC-BASED CONVECTION IS ONGOING ACROSS SERN KS AND NCNTRL OK ON THE
NORTH END OF AN AXIS OF MODERATE INSTABILITY. THIS CONVECTION SHOULD
CONTINUE TO EXPAND SWD TOWARD THE RED RIVER VALLEY AS A VIGOROUS
SHORTWAVE TROUGH DIGS SEWD INTO THE OZARK REGION TONIGHT. SO
FAR...CONVECTION HAS FORMED IN A LINEAR FASHION FROM CNTRL OK NNEWD
TO NEAR KANSAS CITY PROBABLY BECAUSE THE LIFT AHEAD OF THE ADVANCING
TROUGH IS TOO STRONG FOR THE AMOUNT OF INSTABILITY PRESENT. BECAUSE
OF THIS...DISCRETE CONVECTION APPEARS LESS LIKELY WHICH WILL REDUCE
THE SUPERCELL THREAT SOMEWHAT. HOWEVER...WITH MODERATE TO STRONG
DEEP LAYER SHEAR PRESENT...RELATIVELY COLD TEMPS AT MID-LEVELS AND
DRY AIR ABOVE 500 MB...AN ISOLATED HAIL OR WIND DAMAGE THREAT WILL
STILL EXIST. AS THE UPPER TROUGH SHIFTS SEWD INTO MO AFTER
MIDNIGHT...ADDITIONAL STORMS WILL DEVELOP ACROSS SWRN MO AND WRN AR
PRODUCING A MARGINAL WIND DAMAGE THREAT.
..BROYLES.. 10/14/2003
...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 1 OUTLOOK IS SCHEDULED FOR 0600Z
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