595  
FXUS64 KLCH 221938  
AFDLCH  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
238 PM CDT SUN OCT 22 2017  
   
DISCUSSION
 
 
VERY IMPRESSIVE SHALLOW COLD POOL WIND EVENT THIS MORNING. HAD  
MAINLY 40 TO 50 MPH WIND GUSTS INLAND THIS MORNING, WITH A FEW  
LOCATIONS GOING OVER SEVERE LIMITS TO NEAR 60 MPH IN VERMILION AND  
IBERIA PARISH BY LATE MORNING. FOR THE MARINE ZONES, WINDS PICKED  
UP A BIT HIGHER, RECEIVING ANYWHERE FROM 35 TO 55 KNOT WIND GUSTS  
FOR SEVERAL HOURS.  
 
RADAR SHOWING LIGHT TO AT TIMES MODERATE SHOWERS, ENDING ACROSS  
INLAND SOUTHEAST TEXAS AS THE FRONT ADVANCES SOUTHEAST. THUS, COOLER  
AND DRIER AIR WILL FILTER ACROSS THE REGION THIS EVENING, ENDING THE  
PRECIPITATION. A MUCH STRONGER COLD FRONT IS EXPECTED FOR LATE MONDAY  
NIGHT INTO TUESDAY MORNING. THIS WILL BRING BACK THE MUCH COOLER  
TEMPERATURES, EXPECTING WIDESPREAD 40S BY WEDNESDAY MORNING. A  
WARMING TREND WILL COMMENCE FOR THURSDAY, FOLLOWED BY ANOTHER COLD  
FRONT BRINGING ANOTHER ROUND OF SHOWERS AND ISOLATED THUNDERSTORMS  
FOR NEXT FRIDAY/SATURDAY TIME FRAME. STILL HAVE TIMING DIFFERENCES  
THIS FAR OUT AMONG THE LONG RANGE MODELS.  
 
DML  
 

 
   
MARINE
 
 
STRONG OFFSHORE FLOW BEHIND THE LARGE LINE OF SHOWERS AND  
THUNDERSTORMS WILL GRADUALLY DIMINISH THIS AFTERNOON, BUT  
RESTRENGTHEN ONCE AGAIN THIS EVENING AND OVERNIGHT AS HIGH  
PRESSURE BUILDS SOUTH. A STRONGER COLD FRONT WILL MOVE ACROSS THE  
COASTAL WATERS EARLY TUESDAY, FURTHER INCREASING THE WINDS AND  
SEAS INTO WEDNESDAY. WINDS AND SEAS EXPECTED TO DIMINISH AS HIGH  
PRESSURE BUILDS OVER THE COASTAL WATERS BY THURSDAY AND FRIDAY.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
AEX 52 75 50 73 / 10 0 0 0  
LCH 57 77 54 75 / 10 0 0 0  
LFT 57 76 52 74 / 20 0 0 0  
BPT 56 78 54 76 / 10 0 0 0  
 

 
   
LCH WATCHES/WARNINGS/ADVISORIES
 
 
LA...NONE.  
TX...NONE.  
GM...SMALL CRAFT ADVISORY UNTIL 7 PM CDT MONDAY FOR GMZ450-452-455-  
470-472-475.  
 
SMALL CRAFT EXERCISE CAUTION THROUGH MONDAY EVENING FOR GMZ430-  
432-435.  
 

 
 

 
 
PUBLIC...08  
 
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