Sep- 3-2004 1730 UTC Day 2 Convective Outlook
Updated: Fri Sep 3 17:28:46 UTC 2004
Categorical Graphic
20040903 1730 UTC Day 2 Outlook Graphic
Probablistic Graphic
20040903 1730 UTC Day Probabilitic Graphic
   SPC AC 031724
   
   DAY 2 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   1224 PM CDT FRI SEP 03 2004
   
   VALID 041200Z - 051200Z
   
   THERE IS A SLGT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 10 SSW
   MIA 10 NNE FMY 20 NE SRQ 40 SSE CTY 45 ESE VLD 30 E AYS 35 S SAV.
   
   GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 30 NW DRT 25 S UMN 10
   NNE ALN 25 NNE BMI RFD 20 N DBQ 30 SSW ALO 25 SSW CNK 30 ESE LBL 25
   SSE CVS 50 SE ELP ...CONT... YUM 60 NW GBN 50 SW GCN 25 ENE SGU 45
   WNW MLF 15 SE ENV 25 NW MLD 20 WSW JAC 35 SSE COD 50 SW GCC 60 NW
   CDR 20 WSW PHP 35 SSW JMS 55 W RRT ...CONT... 45 NW ROC 40 SSW SLK
   15 SSW PWM ...CONT... 20 NE NEL 30 NNW ILG 10 S CRW 55 NW CHA 10 E
   MEI 25 NNE BVE ...CONT... 15 ENE AQQ 35 NNE ABY 45 NNW AGS 20 NNE
   RDU 35 SSW WAL.
   
   ...THERE IS A SLGT RISK OF SVR TSTMS ACROSS PARTS OF FL...
   
   ...FL...
   HURRICANE FRANCES IS CURRENTLY LOCATED IN THE NWRN BAHAMA ISLANDS.
   THE HURRICANE IS FORECAST TO MOVE NWWD APPROACHING THE FL COAST
   SATURDAY AFTERNOON. RAINBANDS ASSOCIATED WITH THE HURRICANE WILL
   BEGIN TO SPREAD INLAND BY SATURDAY AFTERNOON AND ISOLATED
   MINI-SUPERCELLS WILL BE POSSIBLE WITH STRONGER CELLS EMBEDDED IN THE
   BANDS. FORECAST SOUNDINGS SHOW SLIGHTLY VEERED PROFILES JUST AHEAD
   OF THE HURRICANE IN THE COASTAL AREAS WITH STRONG 0-1 KM SHEAR
   VALUES. THE SHEAR SHOULD SUPPORT A FEW TORNADOES ESPECIALLY WITH
   ROTATING STORMS THAT MOVE ONSHORE. THE HURRICANE IS EXPECTED TO MAKE
   LANDFALL SOMETIME ON SATURDAY NIGHT WITH A DRAMATIC INCREASE IN THE
   TORNADO THREAT EXPECTED JUST AFTER LANDFALL IN THE NORTH TO
   NORTHEAST QUADRANT OF THE STORM.
   
   ...UPPER MS AND UPPER MO VALLEYS...
   A COLD FRONT WILL MOVE SEWD ACROSS THE NRN PLAINS TONIGHT REACHING
   MN AND ERN NEB ON SATURDAY. THIS BOUNDARY WILL BE A FOCUS FOR
   CONVECTIVE INITIATION AS LARGE-SCALE ASCENT INCREASES AHEAD OF A WRN
   US UPPER-LEVEL TROUGH. AS INSTABILITY INCREASES SATURDAY
   AFTERNOON...SCATTERED THUNDERSTORMS SHOULD DEVELOP AND MOVE SEWD
   ACROSS MN...ERN SD. A CAPPING INVERSION MAY WEAKEN ENOUGH ACROSS ERN
   NEB AND NW IA FOR ISOLATED STORMS. SFC DEWPOINTS WILL BE IN THE 60S
   F AHEAD OF THE FRONT ALLOWING ENOUGH INSTABILITY TO DEVELOP FOR
   STRONG UPDRAFTS BY SATURDAY AFTERNOON. STRONGER MID-LEVEL FLOW WILL
   BE PRESENT ALOFT AND THIS MAY PRODUCE ENOUGH SHEAR FOR MARGINALLY
   SEVERE STORMS SATURDAY AFTERNOON. ANY STORMS WITH SEVERE POTENTIAL
   SHOULD DIE QUICKLY EARLY SATURDAY EVENING AS INSTABILITY DECREASES
   ACROSS THE REGION.
   
   ..BROYLES.. 09/03/2004
   
   ...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 0800Z