NWS STORM PREDICTION CENTER NORMAN OK 1158 PM CST WED MAR 05 2014 VALID 061200Z - 071200Z ...THERE IS A SLGT RISK OF SVR TSTMS ACROSS CENTRAL AND SOUTH FL... ...SYNOPSIS... A PROGRESSIVE MID-UPPER LEVEL FLOW PATTERN WILL PERSIST THROUGH THE DAY 1 FORECAST PERIOD. A SHORTWAVE TROUGH MOVING ESEWD TOWARD THE LOWER MS VALLEY PRIOR TO THE START OF DAY 1 IS EXPECTED TO REACH SERN MS/SRN AL INTO THE NORTH CENTRAL GULF BY 07/00Z...AND THEN THE ATTENDANT CLOSED LOW WITH THIS SYSTEM WILL REACH THE SERN STATES /GA TO FAR N FL/ BY 12Z FRI. HEIGHT FALLS WITH THIS TROUGH ARE EXPECTED TO BE STRONGEST OVER N FL DURING THE FIRST HALF OF TODAY /500 MB HEIGHT FALLS OF 60 METERS/...WITH RELATIVELY WEAKER FALLS OVER THE SRN HALF OF FL /20-30 METERS/. STRONGER HEIGHT FALLS SHOULD OCCUR FROM GA INTO FL TONIGHT AS THE SHORTWAVE TROUGH MOVES TOWARD THE SERN STATES TONIGHT INTO EARLY FRI MORNING. AT THE SURFACE...AN AREA OF LOW PRESSURE SHOULD BE LOCATED OVER NORTH CENTRAL-NERN GULF AT 12Z TODAY...WITH THIS FEATURE TRACKING ACROSS NORTH CENTRAL FL ALONG A WARM FRONT EXPECTED TO EXTEND ROUGHLY FROM 10 N PIE TO 40 N MLB THIS AFTERNOON. A TRAILING COLD FRONT WILL REACH CENTRAL FL BY EARLY EVENING AND THEN ADVANCE ACROSS MUCH OF S FL BY LATE TONIGHT.
jeudi 6 mars 2014
Mar 6, 2014 0600 UTC Day 1 Convective Outlook
DAY 1 CONVECTIVE OUTLOOK
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