SPC AC 150509
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   1109 PM CST WED JAN 14 2004
   
   VALID 151200Z - 161200Z
   
   GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 25 SE ELP 50 ESE ALM
   35 NNW HOB 50 NNW BGS 60 ENE JCT 50 NW VCT 20 ENE NIR 25 W ALI 15
   WNW LRD.
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...SYNOPSIS...
   HIGH AMPLITUDE BLOCKING HIGH WILL MOVE SLOWLY EWD ACROSS THE
   INTERMOUNTAIN WEST THIS PERIOD. LOW-LATITUDE UPPER TROUGHS
   UNDERCUTTING THIS FEATURE ACROSS AZ AND NWRN MEXICO WILL BE THE
   FOCUS OF ISOLATED CONVECTIVE STORM POTENTIAL TODAY.
   
   ...SERN NM AND SWRN/S-CENTRAL TX...
   A LOW THUNDERSTORM RISK WILL EXIST THIS PERIOD IN ASSOCIATION WITH
   LOW-LATITUDE UPPER TROUGH CROSSING MOUNTAINOUS TERRAIN OF NRN MEXICO
   AT 15/05Z. EXTRAPOLATION TAKES MID-LEVEL VORT CENTER NEAR 29N 108W
   NEWD TO NEAR HOBBS NM BY 15/12Z. EAST AND SOUTHEAST OF VORT
   TRACK...850-700MB WARM ADVECTION WILL INCREASE DURING THE DAY
   THURSDAY ACROSS SWRN AND S-CENTRAL TX...MAINTAINING LARGE-SCALE
   ASCENT AND ONGOING LIGHT TO MODERATE RAIN ACROSS THE DISCUSSION
   AREA. DESPITE PRESENCE OF SURFACE DEWPOINTS IN THE MID 50S TO NEAR
   60 IN THE MID TO LOWER RIO GRANDE VALLEY TONIGHT...CLOUD COVER IS
   EXPECTED TO STRONGLY INHIBIT SURFACE HEATING THIS AFTERNOON. ETA
   MODEL SOUNDINGS ACROSS THE REGION INDICATE MID-LEVEL LAPSE RATES
   AROUND 6C/KM DURING THE AFTERNOON AND EVENING HOURS...ALLOWING FOR
   ONLY MINIMUM MUCAPE /AOB 500 J/KG/. PATTERN SUGGESTS BROAD NW-SE
   AXIS OF PRECIPITATION WITH EMBEDDED CONVECTIVE ELEMENTS NEAR AND
   EAST OF VORT CENTER /SERN NM EWD ACROSS WRN/S-SCENTRAL TX/ PRODUCING
   OCCASIONAL LIGHTNING STRIKES DURING THE FORECAST PERIOD.
   
   ..BANACOS/EDWARDS.. 01/15/2004
   
   ...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 1300Z