SPC Feb 7, 2012 0700 UTC Day 2 Convective Outlook

SPC 0700Z Day 2 Outlook
DAY 2 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 1236 AM CST TUE FEB 07 2012 VALID 081200Z - 091200Z ...NO SVR TSTM AREAS FORECAST... ...SYNOPSIS... LONGWAVE TROUGHING WILL CONTINUE TO PREVAIL EAST OF THE ROCKIES INTO WEDNESDAY VIA THE INFLUENCE OF A DEEP/COLD VORTEX CENTERED NEAR HUDSON BAY...WHILE DUAL SHORTWAVE TROUGHS CROSS THE NORTH-CENTRAL PLAINS TO OH VALLEY/MID-ATLANTIC STATES. BENEATH A NORTHERN ROCKIES/WESTERN CANADA UPPER RIDGE...A LOW-LATITUDE/CLOSED UPPER LOW WILL SLOWLY MOVE SOUTHEASTWARD OVER BAJA MEXICO. THE PREVALENCE OF SURFACE HIGH PRESSURE AND COLD/DRY CONDITIONS WILL CONSIDERABLY LIMIT TSTM POTENTIAL IN MOST AREAS...WITH A VIRTUALLY NIL SEVERE TSTM POTENTIAL CONUS-WIDE. TSTM POTENTIAL...ALBEIT A VERY LOW PROBABILITY WITHIN A WEAKLY FORCED REGIME/POOR LAPSE RATES ALOFT...WILL BE RELEGATED TO FAR SOUTH FL AS A RELATIVELY MOIST AIRMASS PERSISTS TO THE SOUTH OF A DIFFUSE FRONT. ELSEWHERE...TSTM POTENTIAL IN VICINITY OF EXTREME SOUTH TX/ADJACENT OFFSHORE WATERS IS CURRENTLY EXPECTED TO BE BELOW 10 PERCENT ON WEDNESDAY. ..GUYER.. 02/07/2012 Read more

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