366  
FXUS64 KSHV 301936  
AFDSHV  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE SHREVEPORT LA  
236 PM CDT SUN APR 30 2017  
   
DISCUSSION
 
 
SQUALL LINE MOVED EAST OF MS RIVER THIS MRNG, AND LINGERING LGT  
RAIN AND DRIZZLE COMING TO AND END WITH CLOUDS ALSO POISED TO EXIT  
EASTERN CWA BY EARLY THIS EVE, ALTHOUGH A FEW WRAPAROUND CLOUDS  
MAY LINGER ACROSS RED RIVER VALLEY EASTWARD INTO SW AR UNTIL LATER  
THIS EVE. UPPER LOW OVER MOVG INTO SE KS WILL MOVE QUICKLY INTO  
UPPER MS RIVER VALLEY OF IA/IL BY MON MRNG AND INTO LOWER GREAT  
LAKES MON EVE. DRY SLOT SW-W WINDS MAY STILL GATHER STEAM FOR NEXT  
COUPLE OF HOURS, WARRANTING CONTINUATION OF LWA FOR WESTERN AND  
NORTHERN CWA UNTIL 7 PM EXPIRATION TIME, WITH WINDS PARTIALLY  
DECOUPLING IN DRYING AIRMASS TO 5 TO 10 MPH OVERNIGHT, BEFORE  
PICKING BACK UP TO 10 TO 15 MPH UNDER SUNNY SKIES MONDAY.  
DEWPOINTS FALLING WELL INTO THE 40S WITH SOME UPPER 30S DEWPOINTS  
POSSIBLE TONIGHT INTO MONDAY. MOISTURE TO INCREASE LATE TUE AS  
UPPER TROUGH QUICKLY DIGS SWD INTO AREA AND CLOSES OFF WED, WITH  
HEAVY RAINFALL AMOUNTS POSSIBLE, ESPECIALLY LA PORTIONS. SVR WX  
NOT ANTICIPATED AS INSTABILITY APPEARS TO REMAIN ELEVATED WITH  
THIS SYSTEM. PRECIP TO BEGIN CLEARING OUT AFTER PASSAGE OF 850 MB  
FRONT, TRAILING SFC FRONT, BY MIDDAY THURSDAY. DEEP N-NW FLOW  
BEHIND THIS SYSTEM WHICH WILL CONTINUE THRU THE WKND, THUS DRY  
EXTENDED FCST WITH SEASONALLY COOL TEMPS EXPECTED./07/  
 

 
   
PREV DISCUSSION
 
/ISSUED 1226 PM CDT SUN APR 30 2017/  
 
AVIATION...  
VFR CONDITIONS EXPECTED ACROSS AREA TERMINALS THROUGH THE NEXT 24  
HOURS. OVERCAST HIGH CLOUDS TO GRADUALLY DIMINISH FROM THE WEST  
THROUGH THE AFTERNOON ALLOWING FOR MOSTLY CLEAR SKIES AREAWIDE  
AROUND SUNSET. SOUTHWEST WINDS 10 KNOTS TO INCREASE TO 15 TO 20  
KNOTS WITH HIGHER GUSTS THIS AFTERNOON BEFORE BECOMING AROUND 10  
KNOTS AFTER 01/00Z. OTHERWISE, SOUTHWEST WINDS AROUND 15 KNOTS  
WITH HIGHER GUSTS AGAIN EXPECTED ON MONDAY. /05/  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
SHV 49 79 56 86 / 0 0 0 0  
MLU 51 78 55 85 / 10 0 0 0  
DEQ 42 75 50 82 / 0 0 0 10  
TXK 46 75 54 84 / 0 0 0 10  
ELD 47 76 53 84 / 10 0 0 10  
TYR 47 79 56 86 / 0 0 0 0  
GGG 47 79 56 86 / 0 0 0 0  
LFK 48 84 57 88 / 0 0 0 0  
 

 
   
SHV WATCHES/WARNINGS/ADVISORIES
 
 
AR...LAKE WIND ADVISORY UNTIL 7 PM CDT THIS EVENING FOR ARZ050-051-  
059>061-070>072.  
 
LA...LAKE WIND ADVISORY UNTIL 7 PM CDT THIS EVENING FOR LAZ001>003-  
010-011.  
 
OK...LAKE WIND ADVISORY UNTIL 7 PM CDT THIS EVENING FOR OKZ077.  
 
TX...LAKE WIND ADVISORY UNTIL 7 PM CDT THIS EVENING FOR TXZ096-097-  
108>112-124>126-136>138-149>153.  
 

 
 

 
 
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