[SWODY2] SWODY2

SWODY2 at goshenarc.org SWODY2 at goshenarc.org
Sat Sep 25 16:51:54 UTC 2004


ACUS02 KWNS 251650
SWODY2
SPC AC 251649

DAY 2 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
1149 AM CDT SAT SEP 25 2004

VALID 261200Z - 271200Z

THERE IS A SLGT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 20 SSE
PBI 35 E FMY 10 SSW SRQ ...CONT... 25 WNW CTY 45 WNW AYS 30 E AGS 10
SSW CRE.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM CMX 15 SW IWD 65 ENE
STC 35 W AXN 60 NNE ABR 45 SE DVL 55 W RRT.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 20 SE FHU 10 WNW SOW
20 S DRO 25 NNW ALS 25 WSW LHX 35 E LAA 35 SW DDC 30 E CSM 15 S DUA
10 ENE TYR 25 SSW LFK 20 ENE GLS.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 35 S TLH 15 NNE ABY
45 NW AGS 45 SE CLT 15 SW HSE.

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 45 SW MSO 25 NNW LWT
25 SSE MLS 35 SSW 81V 35 NNW RWL 40 NE EVW 25 NNW BYI 60 NNE BOI 45
SW MSO.

...THERE IS A SLGT RISK OF SVR TSTMS ACROSS THE SERN ATLANTIC
COAST...

...SYNOPSIS...
SPLIT FLOW PATTERN IS FORECAST ACROSS MUCH OF THE CONUS THROUGH THE
DAY 2 PERIOD. BUILDING HEIGHTS ACROSS WRN CANADA AND A RESULTANT
DEEPENING OF DOWNSTREAM TROUGH OVER CNTRL CANADA/N-CNTRL U.S. WILL
RESULT IN AN OVERALL AMPLIFICATION TO NRN STREAM BRANCH.
MEANWHILE...A RATHER DEEP TROUGH IS EXPECTED TO PERSIST IN THE SRN
STREAM OVER THE S-CNTRL STATES.

AT THE SURFACE...BAROCLINIC ZONE ATTENDANT TO N-CNTRL U.S. TROUGH
WILL PUSH SEWD ACROSS THE NRN PLAINS. THIS FEATURE WILL LIKELY BE
THE FOCUS FOR PRIMARILY ISOLATED TO SCATTERED...DIURNAL TSTM
DEVELOPMENT OVER ERN ND AND MN...AS WELL AS PORTIONS OF THE NRN
ROCKIES WHERE AIRMASS IS EXPECTED TO BECOME WEAKLY UNSTABLE.
ELSEWHERE...BROAD REGION OF LARGE-SCALE FORCING FOR ASCENT INVOF SRN
STREAM TROUGH SHOULD SUSTAIN SHOWERS WITH EMBEDDED TSTMS OVER PARTS
OF NM AND TX.

...SE ATLANTIC COAST...
LATEST NHC GUIDANCE HAS THE CENTER OF HURRICANE JEANNE OVER THE
CNTRL PENINSULA AT THE ONSET OF THE FORECAST...WITH A SUBSEQUENT
NNWWD MOVEMENT INTO S-CNTRL GA BY MONDAY MORNING. THIS MOTION WILL
ALLOW REGION OF GREATER INSTABILITY AND STRONGER LOW-LEVEL SHEAR
/AND INHERENT TORNADO THREAT/ TO SPREAD NWD ALONG THE MIDDLE TO
UPPER ERN FL PENINSULA THROUGH THE DAY AND INTO THE GA/SC COASTS ON
SUNDAY NIGHT.

..MEAD.. 09/25/2004

...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.








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