SPC AC 282009
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0309 PM CDT WED APR 28 2004
   
   VALID 282000Z - 291200Z
   
   THERE IS A SLGT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 65 ENE
   ELO 60 NNW IWD 50 ENE STC 30 ESE RWF 50 E ATY 50 NNW AXN 15 W INL.
   
   GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 55 SW TUS 35 NW SAD
   60 WNW ONM 30 SSE SAF 35 NE CSM 45 ESE OKC 35 SE BPT ...CONT... 20
   SSE CRP 60 WNW MFE.
   
   GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 20 NE MTC 25 S MKE 20
   WSW LSE 25 E SPW 40 NW CNK 25 E GJT 30 NW U17 20 NE SGU 40 NW P38 15
   NW BAM 25 NNW BOI 20 SSW BZN 35 SE 4BQ 35 NNW FAR 15 NE RRT.
   
   GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 15 NW FMY 25 SSE VRB.
   
   ...THERE IS A SLGT RISK OF SVR TSTMS FOR PARTS OF MN...
   
   ...MN THROUGH NRN PARTS OF UPPER GREAT LAKES...
   
   
   THIS AFTERNOON VISIBLE IMAGERY SHOWS CUMULUS CONTINUES TO INCREASE
   IN ZONE OF DEEP MIXING ALONG PRE-FRONTAL BOUNDARY ACROSS W CNTRL
   THROUGH NRN MN. HIGH BASED STORMS WILL BE POSSIBLE IN THIS AREA AS
   MIXING CONTINUES TO ERODE THE CAP. OTHER STORMS WILL BE POSSIBLE
   THIS EVENING ALONG OR JUST BEHIND THE FRONT AS IT CONTINUES SEWD AND
   MERGES WITH PRE-FRONTAL BOUNDARY ACROSS MN. ACTIVITY MAY SPREAD EWD
   INTO PARTS OF UPPER MI AND EXTREME NRN WI DURING THE EVENING. SWD
   DEVELOPMENT WILL BE LIMITED BY PRESENCE OF STRONG CAP. DEEP INVERTED
   -V BOUNDARY LAYERS SUGGESTS PRIMARY THREAT SHOULD BE ISOLATED
   DAMAGING WIND GUSTS. FOR ADDITIONAL INFORMATION REFER TO MCD 486.
   
   
   
   ...SWRN TX...
   
   SCATTERED STORMS HAVE DEVELOPED OVER THE HIGHER TERRAIN OF SW TX IN
   ZONE OF ASCENT JUST AHEAD OF FAR W TX VORT MAX. SURFACE HEATING HAS
   CONTRIBUTED TO AT LEAST MARGINALLY UNSTABLE CONDITIONS WITH MLCAPE
   FROM 500 TO 1000 J/KG. VERTICAL SHEAR PROFILES SUPPORT MOSTLY
   MULTICELLS. ISOLATED STRONG WIND GUSTS AND HAIL SHOULD BE THE MAIN
   THREATS THROUGH EARLY EVENING.
   
   ..DIAL.. 04/28/2004
   
   ...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 1 OUTLOOK IS SCHEDULED FOR 0100Z