475  
FNUS74 KLIX 010946  
FWSLIX  
 
SPOT FORECAST FOR GRAND ISLE BLOCK 59 RELEASE INLAND...NOAA  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
446 AM 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
 
 
MINIMUM RH VALUES WILL REMAIN BETWEEN 55 TO 65 PERCENT FOR THE  
REST OF THE WEEK. RAIN CHANCES WILL ALSO REMAIN HIGH AS WE MOVE  
THROUGH THE WEEK WITH SHOWERS AND FEW THUNDERSTORMS EACH DAY  
MAINLY IN THE AFTERNOON HOURS. DENSE FOG DEVELOPMENT DOES NOT  
LOOK FAVORABLE OVER THE NEXT FEW MORNINGS BUT THERE IS A CHANCE  
OF LIGHT PATCHY FOG DEVELOPING EACH MORNING.  
 
   
REST OF TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 73.  
MAX HUMIDITY........90 PERCENT.  
MAX APPARENT TEMP...73.  
SURFACE WINDS (KTS).SOUTH WINDS AROUND 8 KNOTS.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
TRANSPORT WINDS M/S.SOUTH AROUND 4 METERS/SECOND.  
WAVE HEIGHT.........LESS THAN 1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......25.  
WIND (20 FT)........SOUTH WINDS AROUND 8 MPH.  
 
TIME (CDT) 5AM  
SKY (%).........40  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10  
TEMP............73  
RH..............90  
APARNT TMP (F)..73  
20 FT WIND DIR..SSE  
20 FT WIND SPD..9  
20 FT WIND GUST.12  
SFC WND DIR.....SSE  
SFC WND SPD KTS.8  
SFC WND GST.....12  
TRANSP WIND DIR.S  
TRANSP WIND SPD.10  
TRANS WIND DIR..S  
TRANS SPD (M/S).4  
WAVE PERIOD (S).2  
WAVE HEIGHT (FT)0  
CEILING (KFT)...25  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. CHANCE OF SHOWERS  
THROUGH THE DAY. CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........84 PERCENT.  
MAX APPARENT TEMP...74.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 7 TO 12 KNOTS.  
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 7 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......25 DECREASING TO 10 EARLY IN THE MORNING, THEN  
INCREASING TO 25 LATE IN THE MORNING DECREASING  
TO 8.5 LATE IN THE MORNING INCREASING TO 9.4.  
WIND (20 FT)........SOUTHEAST WINDS 7 TO 13 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE MORNING.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........48 42 48 44 22 25 21 11 13 17 19 16  
WEATHER COV..... SCH SCH CHC SCH SCH CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC  
CHC OF PCPN (%).10 20 20 30 10 20 20 40 40 40 30 40  
TEMP............73 73 73 74 73 73 73 74 74 74 74 74  
RH..............87 90 90 87 90 90 90 87 90 87 87 84  
APARNT TMP (F)..73 73 73 74 73 73 73 74 74 74 74 74  
20 FT WIND DIR..SSE SSE SSE SE SE SE SE SE SE SE ESE SE  
20 FT WIND SPD..9 8 9 9 10 12 12 12 12 13 13 14  
20 FT WIND GUST.12 12 12 13 13 14 14 15 16 16 16 17  
SFC WND DIR.....SSE SSE SSE SE SE SE SE SE SE SE ESE SE  
SFC WND SPD KTS.8 7 8 8 9 10 10 10 10 11 11 12  
SFC WND GST.....12 12 12 13 13 14 14 15 16 16 16 17  
TRANSP WIND DIR.S SSE SSE SSE SSE SE SE SE SSE SE SE SE  
TRANSP WIND SPD.12 10 10 10 12 12 13 13 13 14 15 14  
TRANS WIND DIR..S SSE SSE SSE SSE SE SE SE SSE SE SE SE  
TRANS SPD (M/S).5 4 4 4 5 5 6 6 6 6 7 6  
WAVE PERIOD (S).2 2 2 2 2 2 2 2 2 2 2 2  
WAVE HEIGHT (FT)0 0 0 1 1 1 1 1 1 1 1 1  
CEILING (KFT)...25 11 11 10 25 9.4 8.5 8.5 9.5 9.4 10 10  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 73.  
MAX HUMIDITY........87 PERCENT.  
MAX APPARENT TEMP...75.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 13 TO 15 KNOTS.  
TRANSPORT WINDS.....SOUTHEAST 18 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 EARLY IN THE EVENING, THEN  
DECREASING TO 3.5 OVERNIGHT.  
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 (%).........19 21 19 20 21 18 18 40 38 47 50 45  
WEATHER COV.....CHC SCH  
WEATHER TYPE....RW RW  
TSTM COV........CHC SCH  
CHC OF PCPN (%).40 20 10 10 10 10 10 0 10 10 0 0  
TEMP............74 75 73 74 74 74 74 74 74 74 74 74  
RH..............84 82 87 84 84 84 84 84 87 87 87 84  
APARNT TMP (F)..74 75 73 74 74 74 74 74 74 74 74 74  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SSE SSE SE SE  
20 FT WIND SPD..15 15 16 17 17 17 17 17 17 17 17 17  
20 FT WIND GUST.18 18 20 21 21 21 22 22 22 22 21 21  
SFC WND DIR.....SE SE SE SE SE SE SE SE SSE SSE SE SE  
SFC WND SPD KTS.13 13 14 15 15 15 15 15 15 15 15 15  
SFC WND GST.....18 18 20 21 21 21 22 22 22 22 21 21  
TRANSP WIND DIR.SE SE SE SE SE SSE SE SE SSE SSE SSE SSE  
TRANSP WIND SPD.18 18 20 18 20 21 22 21 21 20 20 18  
TRANS WIND DIR..SE SE SE SE SE SSE SE SE SSE SSE SSE SSE  
TRANS SPD (M/S).8 8 9 8 9 9 10 9 9 9 9 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 11 25 25 25 25 25 25 3.5 3.5 3.5 3.5  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). CHANCE OF SHOWERS  
IN THE MORNING. CHANCE OF THUNDERSTORMS THROUGH  
THE DAY. SHOWERS LIKELY IN THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........84 PERCENT.  
MAX APPARENT TEMP...74.  
SURFACE WINDS (KTS).SOUTHEAST WINDS 14 TO 15 KNOTS.  
TRANSPORT WINDS.....SOUTHEAST 17 TO 18 MPH.  
TRANSPORT WINDS M/S.SOUTHEAST AROUND 8 METERS/SECOND.  
WAVE HEIGHT.........1 FOOT.  
WAVE PERIOD.........2 SECONDS.  
CEILING (KFT).......3.5 INCREASING TO 10 EARLY IN THE MORNING, THEN  
DECREASING TO 2.7 EARLY IN THE MORNING  
INCREASING TO 10 LATE IN THE MORNING DECREASING  
TO 9.0.  
WIND (20 FT)........SOUTHEAST WINDS 15 TO 16 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE LATE MORNING AND  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 32 45 34 23 28 32 37 42 47 52 60  
WEATHER COV..... CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH CHC CHC CHC CHC CHC CHC CHC CHC  
CHC OF PCPN (%).0 50 50 50 50 50 50 60 60 60 60 60  
TEMP............73 74 74 74 74 74 74 74 74 74 74 74  
RH..............87 84 87 87 87 87 87 87 87 87 87 87  
APARNT TMP (F)..73 74 74 74 74 74 74 74 74 74 74 74  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..17 17 17 16 16 16 16 16 16 16 16 16  
20 FT WIND GUST.21 21 21 20 20 20 20 20 20 18 18 18  
SFC WND DIR.....SE SE SE SE SE SE SE SE SE SE SE SE  
SFC WND SPD KTS.15 15 15 14 14 14 14 14 14 14 14 14  
SFC WND GST.....21 21 21 20 20 20 20 20 20 18 18 18  
TRANSP WIND DIR.SE SE SSE SSE SSE SSE SE SE SE SE SE SE  
TRANSP WIND SPD.18 18 18 18 18 18 18 18 18 17 17 17  
TRANS WIND DIR..SE SE SSE SSE SSE SSE SE SE SE SE SE SE  
TRANS SPD (M/S).8 8 8 8 8 8 8 8 8 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)...3.5 10 2.7 2.7 10 10 10 9.0  
   
FORECAST DAYS 3 THROUGH 7
 
   
FRIDAY
 
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE  
LOWER 70S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SATURDAY
 
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE  
MID 70S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SUNDAY
 
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS.  
LOWS AROUND 70. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 12 MPH.   
MONDAY
 
 
CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.  
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 60S.    
TUESDAY
 
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
HIGHS AROUND 70.  
   
OUTLOOK FOR WEDNESDAY APRIL 08 THROUGH TUESDAY APRIL 14
 
 
WINDS LOOK TO SHIFT ONSHORE TOWARD THE MIDDLE OF THE WEEK AS A LOW  
PRESSURE FORMS ACROSS THE MIDDLE OF THE COUNTRY. THE WINDS WILL LIKELY  
STAY LIKE THAT THROUGH THE END OF THE WEEK, AND THE CURRENT OUTLOOK  
IS LEANING ABOVE AVERAGE ON PRECIPITATION DURING THAT TIMEFRAME AS WELL.  
 

 
FORECASTER...ZERINGUE  
REQUESTED BY...BRANDI TODD  
TYPE OF REQUEST...HAZMAT  
.TAG 2608277.6/LIX  
.DELDT 04/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRANDI.TODD@NOAA.GOV,NWCOPELAND@LOOPLLC.COM,SR-LIX.FORECASTERS@NOAA.GOV,RCDAUTERIVE@LOOPLLC.COM,DEMASKEY@CLEANGULFASSOC.COM,ELYONS@AMPOL.NET,TCSHAW@LOOPLLC.COM,PETER.LEBEL@NOAA.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab LA Page
The Nexlab MS Page Main Text Page