857  
FNUS74 KLIX 290837  
FWSLIX  
 
SPOT FORECAST FOR GRAND ISLE BLOCK 59 RELEASE INLAND...NOAA  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
337 AM CDT FRI MAY 29 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  
 
A BROAD SURFACE HIGH PRESSURE SYSTEM WILL REMAIN PARKED OVER THE  
COASTAL WATERS THROUGH NEXT TUESDAY. THIS WILL KEEP WINDS LIGHT AND  
VARIABLE AT 10 KNOTS OR LESS AND SEAS CALM AT 2 FEET OR LESS THROUGH  
THE WEEKEND AND INTO EARLY NEXT WEEK. A FEW STORMS MAY POP UP EACH  
DAY WITH LOCALLY GUSTY WINDS, BUT OVERALL RAIN CHANCES WILL REMAIN  
LOW THROUGH TUESDAY. THE HIGH IS EXPECTED TO SHIFT TO THE EAST ON  
WEDNESDAY, AND A MORE PERSISTENT SOUTHEAST WIND OF 10 KNOTS WILL  
DEVELOP ON THE WESTERN PERIPHERY OF THE HIGH. THUNDERSTORM CHANCES  
WILL ALSO INCREASE WITH MORE NUMEROUS SHOWERS AND THUNDERSTORMS  
FORMING OVER THE WATERS.  
 
   
REST OF TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 79.  
MAX HUMIDITY........85 PERCENT.  
MAX APPARENT TEMP...79.  
SURFACE WINDS (KTS).SOUTHWEST WINDS AROUND 6 KNOTS.  
TRANSPORT WINDS.....SOUTH AROUND 8 MPH.  
TRANSPORT WINDS M/S.SOUTH AROUND 4 METERS/SECOND.  
WAVE HEIGHT.........LESS THAN 1 FOOT.  
WAVE PERIOD.........1 SECONDS.  
CEILING (KFT).......2.0.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 6 MPH.  
 
TIME (CDT) 5AM  
SKY (%).........69  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10  
TEMP............79  
RH..............85  
APARNT TMP (F)..79  
20 FT WIND DIR..SW  
20 FT WIND SPD..7  
20 FT WIND GUST.8  
SFC WND DIR.....SW  
SFC WND SPD KTS.6  
SFC WND GST.....8  
TRANSP WIND DIR.SSW  
TRANSP WIND SPD.8  
TRANS WIND DIR..SSW  
TRANS SPD (M/S).4  
WAVE PERIOD (S).1  
WAVE HEIGHT (FT)0  
CEILING (KFT)...2.0  
   
TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) THEN BECOMING  
SUNNY (10-20 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........74 PERCENT.  
MAX APPARENT TEMP...88.  
SURFACE WINDS (KTS).SOUTHWEST WINDS UP TO 9 KNOTS.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 12 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST 3 TO 5 METERS/SECOND.  
WAVE HEIGHT.........LESS THAN 1 FOOT.  
WAVE PERIOD.........1 SECONDS.  
CEILING (KFT).......2.0 INCREASING TO 25.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........73 70 64 47 36 29 23 16 13 10 15 17  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 0 10 10 10 10 10 10 10 0 0 0  
TEMP............79 79 80 81 81 82 82 82 82 82 82 82  
RH..............85 85 79 77 77 74 74 74 77 77 77 77  
APARNT TMP (F)..79 79 84 86 86 87 87 87 88 88 88 88  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SSW SW SW  
20 FT WIND SPD..6 5 5 5 5 5 6 7 7 8 10 10  
20 FT WIND GUST.7 6 6 6 6 6 7 8 8 9 13 13  
SFC WND DIR.....SW SW SW SW SW SW SW SW SW SSW SW SW  
SFC WND SPD KTS.5 4 4 4 4 4 5 6 6 7 9 9  
SFC WND GST.....7 6 6 6 6 6 7 8 8 9 13 13  
TRANSP WIND DIR.SSW SSW SSW SW SSW SSW SSW SSW SSW SSW SW SW  
TRANSP WIND SPD.7 7 7 7 7 7 7 9 9 10 12 12  
TRANS WIND DIR..SSW SSW SSW SW SSW SSW SSW SSW SSW SSW SW SW  
TRANS SPD (M/S).3 3 3 3 3 3 3 4 4 4 5 5  
WAVE PERIOD (S).1 1 1 1 1 1 1 1 1 1 1 1  
WAVE HEIGHT (FT)0 0 0 0 0 0 0 0 0 0 0 0  
CEILING (KFT)...2.0 2.0 2.2 2.4 3.2 4.0 4.8 5.6 14 21 25 25  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 80.  
MAX HUMIDITY........85 PERCENT.  
MAX APPARENT TEMP...88.  
SURFACE WINDS (KTS).SOUTHWEST WINDS 7 TO 9 KNOTS.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 13 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST 4 TO 6 METERS/SECOND.  
WAVE HEIGHT.........LESS THAN 1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......25 DECREASING TO 21 OVERNIGHT, THEN DECREASING  
TO 18 OVERNIGHT DECREASING TO 14 AFTER 3 AM  
DECREASING TO 11 INCREASING TO 15 EARLY IN THE  
MORNING.  
WIND (20 FT)........SOUTHWEST WINDS 7 TO 9 MPH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........25 24 31 23 22 24 30 34 45 54 37 39  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............82 81 81 81 81 81 81 81 80 80 80 80  
RH..............77 79 79 79 79 79 79 79 82 85 85 85  
APARNT TMP (F)..88 86 86 86 86 86 86 86 85 85 85 85  
20 FT WIND DIR..SW SW SW SW SSW SSW SSW SW SW SW SW SW  
20 FT WIND SPD..9 9 8 8 8 8 9 9 9 10 10 9  
20 FT WIND GUST.12 12 9 9 9 9 12 12 12 13 13 12  
SFC WND DIR.....SW SW SW SW SSW SSW SSW SW SW SW SW SW  
SFC WND SPD KTS.8 8 7 7 7 7 8 8 8 9 9 8  
SFC WND GST.....12 12 9 9 9 9 12 12 12 13 13 12  
TRANSP WIND DIR.SW SW SSW SSW SSW SSW SSW SSW SSW WSW WSW SW  
TRANSP WIND SPD.13 12 10 9 10 12 12 12 12 13 13 10  
TRANS WIND DIR..SW SW SSW SSW SSW SSW SSW SSW SSW WSW WSW SW  
TRANS SPD (M/S).6 5 4 4 4 5 5 5 5 6 6 4  
WAVE PERIOD (S).1 1 1 1 1 1 1 1 1 2 2 2  
WAVE HEIGHT (FT)0 0 0 0 0 0 0 0 0 0 0 0  
CEILING (KFT)...25 25 25 25 25 25 25 21 18 14 11 15  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 84.  
MIN HUMIDITY........74 PERCENT.  
MAX APPARENT TEMP...90.  
SURFACE WINDS (KTS).SOUTHWEST WINDS 7 TO 8 KNOTS.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 12 MPH.  
TRANSPORT WINDS M/S.SOUTHWEST 4 TO 5 METERS/SECOND.  
WAVE HEIGHT.........LESS THAN 1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......20 INCREASING TO 23 IN THE MORNING, THEN  
DECREASING TO 22 EARLY IN THE AFTERNOON  
INCREASING TO 25 LATE IN THE AFTERNOON.  
WIND (20 FT)........SOUTHWEST WINDS 7 TO 8 MPH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........50 46 50 45 47 43 49 50 35 30 33 32  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............80 81 81 82 83 83 83 83 83 83 83 83  
RH..............85 82 82 79 74 77 74 74 77 77 74 77  
APARNT TMP (F)..85 87 87 89 90 90 90 90 90 90 90 90  
20 FT WIND DIR..SW SW SW WSW WSW WSW WSW WSW WSW WSW WSW WSW  
20 FT WIND SPD..9 9 8 8 8 8 8 8 8 9 9 9  
20 FT WIND GUST.12 12 9 9 9 9 9 9 9 12 12 12  
SFC WND DIR.....SW SW SW WSW WSW WSW WSW WSW WSW WSW WSW WSW  
SFC WND SPD KTS.8 8 7 7 7 7 7 7 7 8 8 8  
SFC WND GST.....12 12 9 9 9 9 9 9 9 12 12 12  
TRANSP WIND DIR.SSW SW SW WSW WSW WSW WSW WSW WSW WSW WSW WSW  
TRANSP WIND SPD.12 10 10 10 10 9 10 10 12 12 12 12  
TRANS WIND DIR..SSW SW SW WSW WSW WSW WSW WSW WSW WSW WSW WSW  
TRANS SPD (M/S).5 4 4 4 4 4 4 4 5 5 5 5  
WAVE PERIOD (S).2 2 2 2 2 2 1 1 1 1 1 1  
WAVE HEIGHT (FT)0 0 0 0 0 0 0 0 0 0 0 0  
CEILING (KFT)...20 25 25 25 25 24 23 22 23 24 25 25  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
 
PARTLY CLOUDY. LOWS IN THE LOWER 80S. HIGHS IN THE MID 80S. SOUTH  
WINDS AROUND 6 MPH.    
MONDAY  
 
PARTLY CLOUDY. LOWS IN THE LOWER 80S. HIGHS IN THE LOWER 80S.  
EAST WINDS AROUND 7 MPH.    
TUESDAY  
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE  
LOWER 80S. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 11 MPH.   
WEDNESDAY  
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS AROUND  
80. HIGHS IN THE LOWER 80S.    
THURSDAY  
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS AROUND  
80. HIGHS IN THE LOWER 80S.  
 
 
FORECASTER...STANFIELD  
REQUESTED BY...BRANDI TODD  
TYPE OF REQUEST...HAZMAT  
.TAG 2614564.2/LIX  
.DELDT 05/29/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DEMASKEY@CLEANGULFASSOC.COM,JSILVA@RESPONSEGROUPINC.COM,NWCOPELAND@LOOPLLC.COM,SR-LIX.FORECASTERS@NOAA.GOV,VCARREIRO@RESPONSEGROUPINC.COM,APARDO@RESPONSEGROUPINC.COM,RLOZADA@RESPONSEGROUP.COM,ELYONS@AMPOL.NET,RCDAUTERIVE@LOOPLLC.COM,BRANDI.TODD@NOAA.GOV,JHELLICKSON@RESPONSEGROUPINC.COM,PETER.LEBEL@NOAA.GOV  
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