Spot Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
881
FNUS74 KLIX 111731
FWSLIX
Spot Forecast for Grand Isle Block 59 Release INLAND...NOAA
National Weather Service New Orleans LA
1231 PM CDT Mon May 11 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...
South to southeast winds of 10 to 15 knots will persist overnight.
Anticipating at least one more round of storms through Monday
evening with some strong to severe storms possible across marine
waters. Main threats will be wind gusts greater than 34 knots and
waterspouts. A frontal boundary will move into the waters Monday
night, bringing moderate offshore winds through Tuesday before
turning onshore again. Otherwise, marine conditions through the rest
of the workweek appear to remain rather benign.
.REST OF TODAY...
Sky/weather.........Cloudy (90-100 percent). Showers likely late in
the afternoon. Chance of thunderstorms through
the day. Chance of showers late in the
afternoon.
Chance of pcpn......70 percent.
Max temperature.....Around 78.
Min humidity........87 percent.
Max apparent temp...77.
Surface winds (kts).East winds 8 to 9 knots.
Transport winds.....East around 10 mph.
Transport winds m/s.East around 4 meters/second.
Wave height.........Less than 1 foot.
Wave period.........2 SECONDS.
CEILING (KFT).......3.8 increasing to 5.2 late in the afternoon,
then decreasing to 3.6 late in the afternoon.
Wind (20 ft)........East winds around 7 mph. Gusty and erratic
winds expected near thunderstorms.
TIME (CDT) 2PM 3PM 4PM 5PM
Sky (%).........95 90 95 97
Weather cov.....LKY LKY LKY CHC
Weather type....RW RW RW RW
Tstm cov........CHC CHC CHC CHC
Chc of pcpn (%).70 70 70 50
Temp............76 76 77 76
RH..............89 89 87 89
Aparnt tmp (F)..76 76 77 76
20 FT wind dir..E E ESE E
20 FT wind spd..10 9 10 10
20 FT wind gust.15 13 14 12
SFC wnd dir.....E E ESE E
SFC wnd spd kts.9 8 9 9
SFC wnd gst.....15 13 14 12
Transp wind dir.E E E E
Transp wind spd.10 10 10 10
Trans wind dir..E E E E
Trans spd (m/s).4 4 4 4
Wave period (s).2 2 2 1
Wave height (ft)0 0 0 0
Ceiling (kft)...3.8 5.2 5.2 3.6
.TONIGHT...
Sky/weather.........Mostly cloudy (80-90 percent). Showers likely
and chance of thunderstorms in the evening,
then slight chance of showers and thunderstorms
overnight.
Chance of pcpn......70 percent.
Min temperature.....Around 74.
Max humidity........87 percent.
Max apparent temp...76.
Surface winds (kts).Northeast winds 8 to 12 knots.
Transport winds.....East around 10 mph shifting to the northeast
around 13 mph in the late evening and
overnight.
Transport winds m/s.Northeast 4 to 6 meters/second.
Wave height.........1 foot.
Wave period.........2 SECONDS.
CEILING (KFT).......4.2 decreasing to 3.4 late in the evening, then
decreasing to 2.1 overnight increasing to 2.6
overnight decreasing to 1.8 increasing to 2.3
after 3 am decreasing to 1.8.
Wind (20 ft)........Northeast winds 6 to 10 mph. Gusty and erratic
winds expected near thunderstorms early in the
evening. Gusty and erratic winds expected near
thunderstorms late in the evening, then gusty
and erratic winds expected near thunderstorms
after 3 am.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........97 96 97 83 99 98 98 95 84 71 72 73
Weather cov.....LKY CHC CHC LKY LKY CHC SCH SCH
Weather type....RW RW RW RW RW RW RW RW
Tstm cov........CHC CHC CHC CHC SCH SCH SCH SCH
Chc of pcpn (%).60 40 50 60 70 50 20 10 10 10 20 10
Temp............76 76 76 76 76 76 76 76 75 75 75 75
RH..............86 86 87 87 87 87 87 85 87 87 87 87
Aparnt tmp (F)..76 76 76 76 76 76 76 76 75 75 75 75
20 FT wind dir..E E E ENE ENE ENE NE NE NE NE NE NE
20 FT wind spd..9 10 10 9 10 12 12 13 14 13 13 13
20 FT wind gust.13 13 13 10 12 13 16 17 18 16 16 15
SFC wnd dir.....E E E ENE ENE ENE NE NE NE NE NE NE
SFC wnd spd kts.8 9 9 8 9 10 10 11 12 11 11 11
SFC wnd gst.....13 13 13 10 12 13 16 17 18 16 16 15
Transp wind dir.E ENE ENE ENE NE NE NE ENE ENE ENE NE NE
Transp wind spd.10 10 10 10 13 13 13 13 13 13 13 13
Trans wind dir..E ENE ENE ENE NE NE NE ENE ENE ENE NE NE
Trans spd (m/s).4 4 4 4 6 6 6 6 6 6 6 6
Wave period (s).1 1 1 1 1 1 1 1 1 1 2 2
Wave height (ft)0 0 0 0 0 0 0 0 0 1 1 1
Ceiling (kft)...4.2 4.9 4.8 3.4 4.1 3.6 2.1 2.6 1.8 2.4 2.3 1.8
.TUESDAY...
Sky/weather.........Mostly cloudy (70-80 percent).
Chance of pcpn......20 percent.
Max temperature.....Around 78.
Min humidity........81 percent.
Max apparent temp...77.
Surface winds (kts).East winds 7 to 13 knots.
Transport winds.....Northeast 10 to 13 mph.
Transport winds m/s.Northeast 4 to 6 meters/second.
Wave height.........1 foot.
Wave period.........2 SECONDS.
CEILING (KFT).......1.4 increasing to 5.0.
Wind (20 ft)........Northeast winds 6 to 12 mph.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........85 72 73 65 64 66 76 85 81 76 72 69
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10 10 10 10 10 10 10 20 10 10 10 10
Temp............75 75 75 74 75 76 76 76 77 77 77 77
RH..............88 88 88 89 87 85 85 85 82 82 82 81
Aparnt tmp (F)..75 75 75 74 75 76 76 76 77 77 77 77
20 FT wind dir..NE NE NE NE NE NE ENE ENE ENE ENE E E
20 FT wind spd..14 15 14 14 14 13 10 9 9 8 8 8
20 FT wind gust.15 17 17 17 17 16 14 13 13 13 13 13
SFC wnd dir.....NE NE NE NE NE NE ENE ENE ENE ENE E E
SFC wnd spd kts.12 13 12 12 12 11 9 8 8 7 7 7
SFC wnd gst.....15 17 17 17 17 16 14 13 13 13 13 13
Transp wind dir.NE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE
Transp wind spd.13 13 13 13 12 12 12 10 10 10 10 10
Trans wind dir..NE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE
Trans spd (m/s).6 6 6 6 5 5 5 4 4 4 4 4
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 0 0 0
Ceiling (kft)...1.4 1.5 1.4 1.4 1.8 2.1 2.7 3.3 3.5 3.6 3.9 5.0
$$
Forecaster...FRYE
Requested by...Brandi Todd
Type of request...HAZMAT
.TAG 2612303.9/LIX
.DELDT 05/11/26
.FormatterVersion 2.0.0
.EMAIL jsilva@responsegroupinc.com,elyons@ampol.net,rcdauterive@loopllc.com,sr-lix.forecasters@noaa.gov,peter.lebel@noaa.gov,tcshaw@loopllc.com,vcarreiro@responsegroupinc.com,rlozada@responsegroup.com,apardo@responsegroupinc.com,jhellickson@responsegroupinc.com,Brandi.Todd@noaa.gov,demaskey@cleangulfassoc.com,nwcopeland@loopllc.com