FNUS74 KLIX 150933 FWSLIX Spot Forecast for Grand Isle Block 59 Release INLAND...NOAA National Weather Service New Orleans LA 433 AM CDT Wed Apr 15 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... Strong surface high pressure from the northeast gulf into the Atlantic continues to produce a light to moderate easterly to southeasterly fetch at 10 to 15 kt over the northern Gulf. Onshore flow will continue through at least Saturday with the potential for offshore flow from a cold front coming on Sunday into early next week where more hazardous marine conditions may develop leading to cautionary headlines or even Small Craft Advisories. .TODAY... Sky/weather.........Mostly sunny (35-45 percent). Chance of pcpn......10 percent. Max temperature.....Around 76. Min humidity........76 percent. Max apparent temp...76. Surface winds (kts).Southeast winds 10 to 12 knots. Transport winds.....Southeast 13 to 15 mph. Transport winds m/s.Southeast 6 to 7 meters/second. Wave height.........1 foot. Wave period.........2 SECONDS. CEILING (KFT).......14 decreasing to 10 early in the morning, then increasing to 19 late in the morning decreasing to 8.1 late in the morning increasing to 16 increasing to 21 early in the afternoon increasing to 24. Wind (20 ft)........Southeast winds 10 to 13 mph. TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........20 44 57 50 62 54 49 37 19 25 22 26 33 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 10 10 10 0 0 0 0 0 0 0 0 Temp............73 73 73 72 74 74 74 74 74 75 75 75 76 RH..............84 84 84 87 82 84 84 82 82 82 79 79 76 Aparnt tmp (F)..73 73 73 72 74 74 74 74 74 75 75 75 76 20 FT wind dir..SE SE SE SE SE SE SSE SSE SSE SSE SE SE SE 20 FT wind spd..13 13 13 13 14 14 14 14 13 13 12 12 12 20 FT wind gust.16 16 15 16 16 17 17 16 16 16 15 15 15 SFC wnd dir.....SE SE SE SE SE SE SSE SSE SSE SSE SE SE SE SFC wnd spd kts.11 11 11 11 12 12 12 12 11 11 10 10 10 SFC wnd gst.....16 16 15 16 16 17 17 16 16 16 15 15 15 Transp wind dir.SSE SSE SSE SE SSE SSE SSE SSE SSE SSE SSE SSE SSE Transp wind spd.14 15 13 15 14 15 14 14 14 13 13 14 14 Trans wind dir..SSE SSE SSE SE SSE SSE SSE SSE SSE SSE SSE SSE SSE Trans spd (m/s).6 7 6 7 6 7 6 6 6 6 6 6 6 Wave period (s).2 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 1 Ceiling (kft)...18 14 10 12 19 8.1 9.0 17 16 21 24 25 24 .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent) then becoming mostly cloudy (55-65 percent). Chance of pcpn......0 percent. Min temperature.....Around 73. Max humidity........84 percent. Max apparent temp...75. Surface winds (kts).South winds 9 to 10 knots. Transport winds.....South 12 to 14 mph. Transport winds m/s.South 5 to 6 meters/second. Wave height.........1 foot. Wave period.........2 SECONDS. CEILING (KFT).......25 decreasing to 2.9. Wind (20 ft)........Southeast winds 9 to 10 mph. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........50 50 44 49 42 46 39 47 61 58 59 61 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............75 75 74 75 74 75 74 74 74 74 74 74 RH..............79 79 84 82 82 82 84 84 84 82 82 82 Aparnt tmp (F)..75 75 74 75 74 75 74 74 74 74 74 74 20 FT wind dir..SE SE SE SE SE SSE SSE SSE SSE SSE SSE SSE 20 FT wind spd..12 12 12 12 12 12 12 10 10 10 10 10 20 FT wind gust.14 14 14 14 14 14 14 14 14 13 14 14 SFC wnd dir.....SE SE SE SE SE SSE SSE SSE SSE SSE SSE SSE SFC wnd spd kts.10 10 10 10 10 10 10 9 9 9 9 9 SFC wnd gst.....14 14 14 14 14 14 14 14 14 13 14 14 Transp wind dir.SSE SSE SSE SSE SSE SSE SSE S S S S S Transp wind spd.13 12 12 12 13 13 12 13 13 14 14 13 Trans wind dir..SSE SSE SSE SSE SSE SSE SSE S S S S S Trans spd (m/s).6 5 5 5 6 6 5 6 6 6 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 25 25 25 25 20 13 8.7 5.6 3.8 2.9 .THURSDAY... Sky/weather.........Mostly sunny (30-40 percent). Chance of pcpn......10 percent. Max temperature.....Around 76. Min humidity........79 percent. Max apparent temp...76. Surface winds (kts).South winds around 9 knots. Transport winds.....South 10 to 13 mph. Transport winds m/s.South 4 to 6 meters/second. Wave height.........1 foot. Wave period.........2 SECONDS. CEILING (KFT).......3.0 increasing to 5.1 early in the morning, then increasing to 6.6 late in the morning increasing to 7.0 late in the morning decreasing to 6.1 increasing to 9.0 early in the afternoon increasing to 13 increasing to 18 late in the afternoon. Wind (20 ft)........South winds around 9 mph. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........55 37 32 30 27 24 21 18 16 13 11 12 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 10 10 10 10 10 10 0 0 0 0 0 Temp............74 74 73 74 75 75 75 75 75 76 76 75 RH..............82 82 84 82 82 82 79 79 79 79 79 82 Aparnt tmp (F)..74 74 73 74 75 75 75 75 75 76 76 75 20 FT wind dir..SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE 20 FT wind spd..10 10 10 10 10 10 10 10 10 10 10 10 20 FT wind gust.13 13 13 13 13 12 12 12 12 12 12 12 SFC wnd dir.....SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SFC wnd spd kts.9 9 9 9 9 9 9 9 9 9 9 9 SFC wnd gst.....13 13 13 13 13 12 12 12 12 12 12 12 Transp wind dir.S S SSE SSE SSE SSE S S S S S S Transp wind spd.10 10 10 10 10 10 12 12 12 12 12 13 Trans wind dir..S S SSE SSE SSE SSE S S S S S S Trans spd (m/s).4 4 4 4 4 4 5 5 5 5 5 6 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)...3.0 3.8 5.1 6.6 7.7 7.0 6.1 6.4 9.0 13 18 .FORECAST DAYS 3 THROUGH 7... .FRIDAY... Mostly clear. Lows in the lower 70s. Highs in the mid 70s. South winds around 8 mph. .SATURDAY... Partly cloudy. Lows in the mid 70s. Highs in the upper 70s. Southeast winds around 10 mph. .SUNDAY... Mostly cloudy with slight chance of showers. Lows in the upper 60s. Highs in the lower 70s. North winds around 18 mph. .MONDAY... Mostly cloudy. Lows in the mid 60s. Highs in the lower 70s. .TUESDAY... Mostly cloudy. Lows in the upper 60s. Highs in the lower 70s. $$ Forecaster...LIM Requested by...Brandi Todd Type of request...HAZMAT .TAG 2610130.4/LIX .DELDT 04/15/26 .FormatterVersion 2.0.0 .EMAIL rcdauterive@loopllc.com,elyons@ampol.net,vcarreiro@responsegroupinc.com,apardo@responsegroupinc.com,sr-lix.forecasters@noaa.gov,Brandi.Todd@noaa.gov,peter.lebel@noaa.gov,tcshaw@loopllc.com,nwcopeland@loopllc.com,demaskey@cleangulfassoc.com