357  
FNUS74 KLIX 011813  
FWSLIX  
 
SPOT FORECAST FOR GRAND ISLE BLOCK 59 RELEASE INLAND...NOAA  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
113 PM CDT WED APR 1 2026  
 
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
 
 
SOUTHEAST WINDS OF 10 TO 15 KNOTS WILL CONTINUE AT THE SITE THROUGH  
TOMORROW, AND THIS WILL RESULT IN A LIGHT CHOP FROM SEAS OF 1 TO 2  
FEET PERSISTING AT THE SITE AS WELL. SCATTERED SHOWERS AND STORMS  
WILL BE A CONCERN THIS AFTERNOON AND AGAIN THROUGHOUT THE DAY  
TOMORROW. THESE STORMS SHOULD REMAIN WEAK, BUT THEY WILL STILL  
PRODUCE OCCASIONAL LIGHTNING STRIKES, HEAVY DOWNPOURS, AND WINDS  
GUSTING TO 30 KNOTS IF THEY DIRECTLY IMPACT THE SITE. WBGT VALUES  
WILL BE AROUND 75, SO NO HEAT STRESS IMPACTS ARE EXPECTED.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT). CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........84 PERCENT.  
MAX APPARENT TEMP...74.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 10 TO 12 KNOTS.  
TRANSPORT WINDS.....SOUTHEAST 13 TO 16 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 6 TO 7 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......10.  
WIND (20 FT)........SOUTHEAST WINDS 12 TO 14 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
 
TIME (CDT) 2PM 3PM 4PM 5PM  
SKY (%).........8 16 22 24  
WEATHER COV.....CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW  
TSTM COV........CHC CHC CHC CHC  
CHC OF PCPN (%).40 30 40 40  
TEMP............74 74 74 74  
RH..............90 87 87 84  
APARNT TMP (F)..74 74 74 74  
20 FT WIND DIR..SE SE SE SE  
20 FT WIND SPD..12 13 14 14  
20 FT WIND GUST.15 16 16 17  
SFC WND DIR.....SE SE SE SE  
SFC WND SPD KTS.10 11 12 12  
SFC WND GST.....15 16 16 17  
TRANSP WIND DIR.SE SE SE SE  
TRANSP WIND SPD.13 13 16 16  
TRANS WIND DIR..SE SE SE SE  
TRANS SPD (M/S).6 6 7 7  
WAVE PERIOD (S).2 2 2 2  
WAVE HEIGHT (FT)1 1 1 1  
CEILING (KFT)...10 10 10 10  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 73.  
MAX HUMIDITY........89 PERCENT.  
MAX APPARENT TEMP...75.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 12 TO 14 KNOTS.  
TRANSPORT WINDS.....SOUTHEAST 17 TO 22 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 8 TO 10 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......10 INCREASING TO 25 IN THE EVENING AND  
OVERNIGHT, THEN DECREASING TO TO 2.7 AFTER 3 AM.  
WIND (20 FT)........SOUTHEAST WINDS 14 TO 16 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........24 18 16 13 23 32 28 27 22 47 52 43  
WEATHER COV.....CHC  
WEATHER TYPE....RW  
TSTM COV........CHC  
CHC OF PCPN (%).40 10 10 10 0 0 0 0 0 0 0 0  
TEMP............75 73 73 73 74 74 74 74 74 74 74 74  
RH..............83 86 89 86 84 84 87 87 87 85 85 85  
APARNT TMP (F)..75 73 73 73 74 74 74 74 74 74 74 74  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SSE SSE SE  
20 FT WIND SPD..14 15 16 16 16 16 16 16 16 16 16 16  
20 FT WIND GUST.17 20 20 20 20 21 21 20 20 20 20 20  
SFC WND DIR.....SE SE SE SE SE SE SE SE SE SSE SSE SE  
SFC WND SPD KTS.12 13 14 14 14 14 14 14 14 14 14 14  
SFC WND GST.....17 20 20 20 20 21 21 20 20 20 20 20  
TRANSP WIND DIR.SE SE SE SSE SE SE SSE SSE SSE SSE SSE SSE  
TRANSP WIND SPD.18 17 17 20 20 22 21 20 20 17 18 18  
TRANS WIND DIR..SE SE SE SSE SE SE SSE SSE SSE SSE SSE SSE  
TRANS SPD (M/S).8 8 8 9 9 10 9 9 9 8 8 8  
WAVE PERIOD (S).2 2 2 2 2 2 2 2 2 2 2 2  
WAVE HEIGHT (FT)1 1 1 1 1 1 1 1 1 1 1 1  
CEILING (KFT)...10 25 25 25 25 25 25 25 25 4.5 2.7 2.2  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........83 PERCENT.  
MAX APPARENT TEMP...76.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 12 TO 14 KNOTS.  
TRANSPORT WINDS.....SOUTHEAST 16 TO 20 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 7 TO 9 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......2.2 INCREASING TO 10 IN THE AFTERNOON.  
WIND (20 FT)........SOUTHEAST WINDS 14 TO 16 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........36 40 34 26 26 28 44 30 36 40 49 49  
WEATHER COV..... SCH SCH SCH CHC SCH SCH CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH CHC CHC CHC  
CHC OF PCPN (%).10 10 0 20 20 20 30 20 20 40 40 30  
TEMP............73 74 74 74 74 74 74 74 74 75 75 76  
RH..............86 85 88 88 87 87 87 87 89 84 84 83  
APARNT TMP (F)..73 74 74 74 74 74 74 74 74 75 75 76  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..15 15 15 16 16 16 16 15 15 15 15 14  
20 FT WIND GUST.20 18 20 20 20 20 20 20 18 18 18 17  
SFC WND DIR.....SE SE SE SE SE SE SE SE SE SE SE SE  
SFC WND SPD KTS.13 13 13 14 14 14 14 13 13 13 13 12  
SFC WND GST.....20 18 20 20 20 20 20 20 18 18 18 17  
TRANSP WIND DIR.SSE SE SE SE SE SE SE SE SE SE ESE SE  
TRANSP WIND SPD.18 18 18 18 20 17 18 17 18 16 18 18  
TRANS WIND DIR..SSE SE SE SE SE SE SE SE SE SE ESE SE  
TRANS SPD (M/S).8 8 8 8 9 8 8 8 8 7 8 8  
WAVE PERIOD (S).2 2 2 2 2 2 2 2 2 2 2 2  
WAVE HEIGHT (FT)1 1 1 1 1 1 1 1 1 1 1 1  
CEILING (KFT)...2.2 2.7 2.2 2.7 2.7 2.7 2.7 11 11 10 10 10  
 

 
FORECASTER...GRIGSBY  
REQUESTED BY...BRANDI TODD  
TYPE OF REQUEST...HAZMAT  
.TAG 2608277.7/LIX  
.DELDT 04/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RCDAUTERIVE@LOOPLLC.COM,PETER.LEBEL@NOAA.GOV,BRANDI.TODD@NOAA.GOV,DEMASKEY@CLEANGULFASSOC.COM,ELYONS@AMPOL.NET,SR-LIX.FORECASTERS@NOAA.GOV,NWCOPELAND@LOOPLLC.COM,TCSHAW@LOOPLLC.COM  
 
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