403  
FNUS74 KLIX 110953  
FWSLIX  
 
SPOT FORECAST FOR PEARL RIVER BARGE...NOAA/USCG  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
453 AM CDT FRI AUG 11 2017  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
WE CAN BE REACHED AT (985) 649-0357 IF YOU HAVE QUESTIONS OR CONCERNS  
WITH THIS FORECAST.  
   
DISCUSSION
 
A DAILY THREAT FOR SHOWERS AND THUNDERSTORMS WILL  
PERSIST THROUGH NEXT WEEK. THE MAIN THREAT TIMES WILL REMAIN LATE  
MORNING THROUGH THE EARLY EVENING HOURS.  
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING,  
THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING. SHOWERS AND THUNDERSTORMS LIKELY IN  
THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........66 PERCENT.  
DEWPOINT............76.  
HEAT INDEX..........98.  
SURFACE WINDS.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH LATE  
IN THE MORNING.  
RAINFALL AMOUNT.....0.31 INCHES.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH LATE  
IN THE MORNING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........67 63 60 55 53 60 74 81 79 76 75 73  
WEATHER COV.....SCH CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........SCH CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY  
CHC OF PCPN (%).20 40 40 40 40 40 60 60 60 60 60 60  
TEMP............78 78 80 81 83 85 87 88 88 88 87 86  
DEWPOINT........77 76 76 76 76 76 75 75 75 75 75 75  
RH..............97 94 88 85 80 75 68 66 66 66 68 70  
HEAT INDEX (F)..78 78 86 87 91 94 96 98 98 98 96 95  
20 FT WIND DIR..WSW WSW WSW WSW WSW WSW W W WSW WSW SW WSW  
20 FT WIND SPD..2 2 2 2 3 3 4 4 4 5 5 5  
20 FT WIND GUST.5 5 5 5 5 5 10 10 10 10 10 10  
SURFACE WND DIR.WSW WSW WSW WSW WSW WSW W W WSW WSW SW WSW  
SURFACE WND SPD.2 2 3 3 4 4 5 5 5 6 6 6  
SURFACE WND GST.5 5 5 5 5 5 10 10 10 10 10 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). SHOWERS AND  
THUNDERSTORMS LIKELY EARLY IN THE EVENING, THEN  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......60 PERCENT.  
MIN TEMPERATURE.....AROUND 76.  
MAX HUMIDITY........100 PERCENT.  
DEWPOINT............76.  
HEAT INDEX..........93.  
SURFACE WINDS.......WEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
RAINFALL AMOUNT.....0.06 INCHES.  
WIND (20 FT)........WEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........70 68 62 51 45 48 53 56 53 48 46 53  
WEATHER COV.....LKY SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........LKY SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH  
CHC OF PCPN (%).60 20 20 20 20 20 20 20 20 20 20 20  
TEMP............84 83 81 80 80 79 79 79 78 78 77 76  
DEWPOINT........76 76 76 76 76 76 76 76 76 76 76 76  
RH..............77 80 85 88 88 91 91 91 94 94 97 100  
HEAT INDEX (F)..93 91 87 86 86 79 79 79 78 78 77 76  
20 FT WIND DIR..WSW WSW WSW W W W W W W W W W  
20 FT WIND SPD..5 5 4 3 2 2 2 2 2 3 3 3  
20 FT WIND GUST.10 10 10 5 5 5 5 5 5 5 5 5  
SURFACE WND DIR.WSW WSW WSW W W W W W W W W W  
SURFACE WND SPD.6 6 5 4 3 3 3 3 3 4 4 4  
SURFACE WND GST.10 10 10 5 5 5 5 5 5 5 5 5  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING,  
THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING. SHOWERS AND THUNDERSTORMS LIKELY IN  
THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........66 PERCENT.  
DEWPOINT............76.  
HEAT INDEX..........102.  
SURFACE WINDS.......LIGHT WINDS BECOMING WEST 5 TO 6 MPH EARLY IN  
THE MORNING.  
RAINFALL AMOUNT.....0.20 INCHES.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 6 MPH EARLY IN  
THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........68 75 73 70 68 70 75 77 76 75 74 75  
WEATHER COV.....SCH CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........SCH CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY  
CHC OF PCPN (%).20 40 40 40 40 40 60 60 60 60 60 60  
TEMP............76 77 79 82 84 86 88 89 89 89 88 88  
DEWPOINT........76 76 76 77 77 77 77 77 77 76 76 76  
RH..............100 97 91 85 80 75 70 68 68 66 68 68  
HEAT INDEX (F)..76 77 79 90 94 97 100 102 102 100 99 99  
20 FT WIND DIR..WNW WNW WNW WNW WNW WNW W W W W WSW WSW  
20 FT WIND SPD..3 3 4 5 5 4 4 3 4 4 5 5  
20 FT WIND GUST.5 5 10 10 10 10 5 5 5 10 10 10  
SURFACE WND DIR.WNW WNW WNW WNW WNW WNW W W W W WSW WSW  
SURFACE WND SPD.4 4 5 6 6 5 5 4 5 5 6 6  
SURFACE WND GST.5 5 10 10 10 10 5 5 5 10 10 10  
 

 
FORECASTER...NWS NEW ORLEANS  
REQUESTED BY...ADAM DAVIS  
TYPE OF REQUEST...HAZMAT  
.TAG 1713908.7/LIX  
.EMAIL ADAM.DAVIS@NOAA.GOV  
 
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