Spot Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
803
FNUS74 KLIX 191834
FWSLIX
Spot Forecast for Grand Isle Block 59 Release INLAND...NOAA
National Weather Service New Orleans LA
134 PM CDT Thu Mar 19 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...
High pressure will dominate the region through the forecast
period and will keep the area dry well into next week. This will
also lend to light winds and lower humidity values. Minimum RH`s
are expected to be 35 to 55 percent through the middle of next
week and no rain in the current forecast.
.REST OF TODAY...
Sky/weather.........Sunny (0-10 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 67.
Min humidity........49 percent.
Max apparent temp...67.
Surface winds (kts).South winds up to 5 knots shifting to the
around 5 knots late in the afternoon.
Transport winds.....South 5 to 6 mph shifting to the southwest
around 7 mph late in the afternoon.
Transport winds m/s.South 2 to 3 meters/second shifting to the
southwest around 3 meters/second late in the
afternoon.
Wave height.........Less than 1 foot.
Wave period.........1 SECONDS.
CEILING (KFT).......25.
Wind (20 ft)........Southeast winds 5 to 6 mph shifting to the
south around 6 mph late in the afternoon.
TIME (CDT) 2PM 3PM 4PM 5PM
Sky (%).........3 2 2 2
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0 0 0 0
Temp............64 64 65 67
RH..............52 50 50 49
Aparnt tmp (F)..64 64 65 67
20 FT wind dir..SE SSE S SSW
20 FT wind spd..5 5 6 6
20 FT wind gust.7 7 7 7
SFC wnd dir.....SE SSE S SSW
SFC wnd spd kts.4 4 5 5
SFC wnd gst.....7 7 7 7
Transp wind dir.SE S SSW SW
Transp wind spd.5 5 6 7
Trans wind dir..SE S SSW SW
Trans spd (m/s).2 2 3 3
Wave period (s).1 1 1 1
Wave height (ft)0 0 0 0
Ceiling (kft)...25 25 25 25
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 64.
Max humidity........67 percent.
Max apparent temp...66.
Surface winds (kts).Southwest winds up to 5 knots becoming light.
Transport winds.....Southwest 6 to 8 mph.
Transport winds m/s.Southwest 3 to 4 meters/second.
Wave height.........Less than 1 foot.
Wave period.........1 SECONDS.
CEILING (KFT).......25.
Wind (20 ft)........Southwest winds 5 to 6 mph becoming light.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........4 5 4 5 8 7 5 6 8 11 9 13
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............65 65 65 65 66 66 65 65 65 65 65 64
RH..............52 54 56 58 56 58 60 63 63 65 63 67
Aparnt tmp (F)..65 65 65 65 66 66 65 65 65 65 65 64
20 FT wind dir..SSW SW SW SW SW SW SW SW SW SW WSW WSW
20 FT wind spd..6 6 6 6 6 5 5 5 5 5 5 3
20 FT wind gust.7 7 7 7 6 6 6 6 6 6 6
SFC wnd dir.....SSW SW SW SW SW SW SW SW SW SW WSW WSW
SFC wnd spd kts.5 5 5 5 5 4 4 4 4 4 4 3
SFC wnd gst.....7 7 7 7 6 6 6 6 6 6 6
Transp wind dir.SW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW W
Transp wind spd.8 8 7 7 7 6 6 6 7 7 7 6
Trans wind dir..SW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW W
Trans spd (m/s).4 4 3 3 3 3 3 3 3 3 3 3
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)...25 25 25 25 25 25 25 25 25 25 25 25
.FRIDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 69.
Min humidity........59 percent.
Max apparent temp...68.
Surface winds (kts).Light winds becoming southwest up to 7 knots in
the afternoon.
Transport winds.....West 2 to 6 mph shifting to the southwest 2 to
9 mph in the late morning and afternoon, then
increasing to around 12 mph late in the
afternoon.
Transport winds m/s.West 1 to 3 meters/second shifting to the
southwest 1 to 4 meters/second in the late
morning and afternoon, then increasing to
around 5 meters/second late in the afternoon.
Wave height.........Less than 1 foot.
Wave period.........1 SECONDS.
CEILING (KFT).......25.
Wind (20 ft)........Light winds becoming south 5 to 7 mph in the
afternoon.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........18 22 18 11 8 8 9 6 5 1 1 1
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............65 65 65 66 66 66 67 67 67 67 68 68
RH..............65 65 65 63 63 63 61 61 63 63 59 61
Aparnt tmp (F)..65 65 65 66 66 66 67 67 67 67 68 68
20 FT wind dir..W W SW SSW SSE S S S SSW SSW SSW SW
20 FT wind spd..3 2 2 2 2 3 5 5 5 6 7 8
20 FT wind gust.6 5 5 3 3 6 6 6 7 8 10 10
SFC wnd dir.....W W SW SSW SSE S S S SSW SSW SSW SW
SFC wnd spd kts.3 2 2 2 2 3 4 4 4 5 6 7
SFC wnd gst.....6 5 5 3 3 6 6 6 7 8 10 10
Transp wind dir.WNW WNW W W SW S S S SSW SW SW WSW
Transp wind spd.6 5 3 2 2 3 5 5 7 7 9 12
Trans wind dir..WNW WNW W W SW S S S SSW SW SW WSW
Trans spd (m/s).3 2 1 1 1 1 2 2 3 3 4 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)...25 25 25 25 25 25 25 25 25 25 25 25
.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...
Mostly clear. Lows in the upper 60s. Highs around 70. Southwest
winds around 8 mph.
.SUNDAY...
Mostly clear. Lows in the upper 60s. Highs in the lower 70s.
Southwest winds around 8 mph.
.MONDAY...
Mostly clear. Lows in the upper 60s. Highs in the lower 70s.
Southwest winds around 6 mph.
.TUESDAY...
Mostly clear. Lows in the upper 60s. Highs in the lower 70s.
.WEDNESDAY...
Mostly clear. Lows in the upper 60s. Highs in the lower 70s.
.OUTLOOK FOR THURSDAY MARCH 26 THROUGH WEDNESDAY APRIL 01...
The extended period will begin with ongoing calm/dry but warm
conditions. Will monitor Friday into next weekend for the
potential of our next cold front swinging south across the
southeast resulting in a switch to NW or N (offshore) winds.
Specific timing and associated rain chances remains unclear at the
moment, but will gain steady/better confidence getting within 5-7
days.
$$
Forecaster...GILMORE
Requested by...Brandi Todd
Type of request...HAZMAT
.TAG 2605758.11/LIX
.DELDT 03/19/26
.FormatterVersion 2.0.0
.EMAIL sr-lix.forecasters@noaa.gov,demaskey@cleangulfassoc.com,brandi.todd@noaa.gov,peter.lebel@noaa.gov,elyons@ampol.net,rcdauterive@loopllc.com,tcshaw@loopllc.com,nwcopeland@loopllc.com