977  
FNUS74 KLIX 240855  
FWSLIX  
 
SPOT FORECAST FOR GRAND ISLE BLOCK 59 RELEASE INLAND...NOAA  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
355 AM CDT FRI APR 24 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 VERY EARLY SUMMER LIKE WEATHER SET UP WILL KEEP A PERSISTENT SOUTH-  
SOUTHEAST FLOW OF 10 TO 15 KNOTS IN PLACE THROUGH THE MIDDLE OF NEXT  
WEEK. SEAS WILL REMAIN WELL BELOW ANY HAZARDOUS LIMITS AT 1 TO 3  
FEET THROUGH THE PERIOD. THE MAIN CONCERN WILL BE A SERIES OF  
THUNDERSTORM COMPLEXES THAT ARE EXPECTED TO SLIDE DOWN FROM THE  
NORTHWEST AND MOVE INTO THE WATERS STARTING SATURDAY AND THEN  
POTENTIALLY LASTING THROUGH THE MIDDLE OF NEXT WEEK. IF A  
THUNDERSTORM COMPLEX DOES MOVE INTO THE WATERS, A PERIOD OF STRONGER  
WINDS, HEAVY RAINFALL, AND LIGHTNING WILL ACCOMPANY THE STORMS.  
 
   
REST OF TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 73.  
MAX HUMIDITY........84 PERCENT.  
MAX APPARENT TEMP...74.  
SURFACE WINDS (KTS).SOUTH WINDS AROUND 12 KNOTS.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
TRANSPORT WINDS M/S.SOUTH AROUND 7 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......4.5.  
WIND (20 FT)........SOUTH WINDS AROUND 13 MPH.  
 
TIME (CDT) 5AM  
SKY (%).........52  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0  
TEMP............74  
RH..............84  
APARNT TMP (F)..74  
20 FT WIND DIR..SSE  
20 FT WIND SPD..14  
20 FT WIND GUST.16  
SFC WND DIR.....SSE  
SFC WND SPD KTS.12  
SFC WND GST.....16  
TRANSP WIND DIR.S  
TRANSP WIND SPD.15  
TRANS WIND DIR..S  
TRANS SPD (M/S).7  
WAVE PERIOD (S).2  
WAVE HEIGHT (FT)1  
CEILING (KFT)...4.5  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........79 PERCENT.  
MAX APPARENT TEMP...76.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 9 TO 11 KNOTS.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.  
TRANSPORT WINDS M/S.SOUTH 4 TO 7 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......25 DECREASING TO 2.2 EARLY IN THE MORNING, THEN  
INCREASING TO 2.7 LATE IN THE MORNING  
INCREASING TO 3.5 EARLY IN THE AFTERNOON  
INCREASING TO 5.8 INCREASING TO 25 LATE IN THE  
AFTERNOON.  
WIND (20 FT)........SOUTHEAST WINDS 9 TO 12 MPH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........69 69 54 54 59 56 70 50 46 26 25 27  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............74 74 74 73 74 74 74 74 75 75 75 76  
RH..............84 84 84 90 84 87 84 84 84 82 82 79  
APARNT TMP (F)..74 74 74 73 74 74 74 74 75 75 75 76  
20 FT WIND DIR..SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE  
20 FT WIND SPD..13 12 12 12 12 12 10 10 10 10 12 12  
20 FT WIND GUST.16 15 15 15 14 14 14 14 13 13 14 14  
SFC WND DIR.....SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE  
SFC WND SPD KTS.11 10 10 10 10 10 9 9 9 9 10 10  
SFC WND GST.....16 15 15 15 14 14 14 14 13 13 14 14  
TRANSP WIND DIR.S SSE S S S S S S S SSE S S  
TRANSP WIND SPD.14 14 15 14 14 13 12 10 10 12 13 13  
TRANS WIND DIR..S SSE S S S S S S S SSE S S  
TRANS SPD (M/S).6 6 7 6 6 6 5 4 4 5 6 6  
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)...25 25 2.2 2.7 2.7 2.7 2.7 3.5 3.5 5.8 25 25  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 74.  
MAX HUMIDITY........90 PERCENT.  
MAX APPARENT TEMP...75.  
SURFACE WINDS (KTS).SOUTH WINDS 8 TO 10 KNOTS.  
TRANSPORT WINDS.....SOUTH 9 TO 15 MPH.  
TRANSPORT WINDS M/S.SOUTH 4 TO 7 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......25 DECREASING TO 13 OVERNIGHT, THEN INCREASING  
TO 25 AFTER 3 AM DECREASING TO 13 AFTER 3 AM.  
WIND (20 FT)........SOUTH WINDS 8 TO 10 MPH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........29 32 29 38 53 44 41 46 48 52 78 76  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 0 0 0 10 10 10  
TEMP............75 75 75 75 75 75 75 75 75 75 74 75  
RH..............82 84 84 84 87 87 87 84 87 87 90 87  
APARNT TMP (F)..75 75 75 75 75 75 75 75 75 75 74 75  
20 FT WIND DIR..SSE SSE SSE SSE SSE S S S SSE SSE SSE SSE  
20 FT WIND SPD..12 12 12 12 12 10 12 10 10 10 10 9  
20 FT WIND GUST.15 15 15 15 14 14 14 13 13 13 12 12  
SFC WND DIR.....SSE SSE SSE SSE SSE S S S SSE SSE SSE SSE  
SFC WND SPD KTS.10 10 10 10 10 9 10 9 9 9 9 8  
SFC WND GST.....15 15 15 15 14 14 14 13 13 13 12 12  
TRANSP WIND DIR.S S S S S S S S S SSE S S  
TRANSP WIND SPD.13 13 14 15 15 14 15 14 15 12 12 9  
TRANS WIND DIR..S S S S S S S S S SSE S S  
TRANS SPD (M/S).6 6 6 7 7 6 7 6 7 5 5 4  
WAVE PERIOD (S).2 2 2 2 2 2 2 2 2 2 2 1  
WAVE HEIGHT (FT)1 1 1 1 1 1 1 1 1 0 0 0  
CEILING (KFT)...25 25 25 25 25 25 25 25 13 25 13 13  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........85 PERCENT.  
MAX APPARENT TEMP...76.  
SURFACE WINDS (KTS).SOUTH WINDS 7 TO 9 KNOTS.  
TRANSPORT WINDS.....SOUTH 8 TO 12 MPH.  
TRANSPORT WINDS M/S.SOUTH 4 TO 5 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......1.3 DECREASING TO 0.6 LATE IN THE MORNING, THEN  
INCREASING TO 8.7 LATE IN THE MORNING  
INCREASING TO 10 EARLY IN THE AFTERNOON  
DECREASING TO 3.0 INCREASING TO 4.6 LATE IN THE  
AFTERNOON INCREASING TO 6.5 INCREASING TO 25  
LATE IN THE AFTERNOON.  
WIND (20 FT)........SOUTH WINDS 7 TO 9 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE MORNING AND  
EARLY AFTERNOON. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........73 69 65 56 46 42 38 34 32 30 28 32  
WEATHER COV..... SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH SCH SCH SCH SCH CHC CHC  
CHC OF PCPN (%).10 20 20 20 20 20 20 30 30 30 30 30  
TEMP............74 74 75 75 75 75 75 75 75 76 76 76  
RH..............90 90 87 87 90 90 90 90 90 85 85 85  
APARNT TMP (F)..74 74 75 75 75 75 75 75 75 76 76 76  
20 FT WIND DIR..SSE SSE SSE S S S S S S SSW SSW SSW  
20 FT WIND SPD..8 8 8 8 9 9 9 10 10 10 10 9  
20 FT WIND GUST.10 10 10 10 12 12 12 12 12 13 13 13  
SFC WND DIR.....SSE SSE SSE S S S S S S SSW SSW SSW  
SFC WND SPD KTS.7 7 7 7 8 8 8 9 9 9 9 8  
SFC WND GST.....10 10 10 10 12 12 12 12 12 13 13 13  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.8 8 9 9 9 10 10 12 12 12 12 12  
TRANS WIND DIR..S S S S S S S S S S S S  
TRANS SPD (M/S).4 4 4 4 4 4 4 5 5 5 5 5  
WAVE PERIOD (S).1 1 1 1 1 2 2 2 2 2 2 2  
WAVE HEIGHT (FT)0 0 0 0 0 0 1 1 1 1 1 1  
CEILING (KFT)...1.3 1.3 1.3 1.3 0.6 8.7 11 10 3.0 4.6 6.5 25  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
 
PARTLY CLOUDY. LOWS IN THE MID 70S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 7 MPH.    
MONDAY  
 
PARTLY CLOUDY. LOWS IN THE MID 70S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 9 MPH.    
TUESDAY  
 
PARTLY CLOUDY. LOWS IN THE MID 70S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 13 MPH.    
WEDNESDAY  
 
MOSTLY CLOUDY. LOWS IN THE MID 70S. HIGHS IN THE UPPER 70S.    
THURSDAY  
 
MOSTLY CLOUDY. LOWS IN THE MID 70S. HIGHS IN THE UPPER 70S.  
 
 
FORECASTER...SCHLOTZHAUER  
REQUESTED BY...BRANDI TODD  
TYPE OF REQUEST...HAZMAT  
.TAG 2611267.4/LIX  
.DELDT 04/24/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RCDAUTERIVE@LOOPLLC.COM,ELYONS@AMPOL.NET,VCARREIRO@RESPONSEGROUPINC.COM,RLOZADA@RESPONSEGROUP.COM,JPOPOFF@RESPONSEGROUPINC.COM,NWCOPELAND@LOOPLLC.COM,TCSHAW@LOOPLLC.COM,DEMASKEY@CLEANGULFASSOC.COM,BRANDI.TODD@NOAA.GOV,PETER.LEBEL@NOAA.GOV,JSILVA@RESPONSEGROUPINC.COM,APARDO@RESPONSEGROUPINC.COM,SR-LIX.FORECASTERS@NOAA.GOV  
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