590
FNUS74 KLIX 130835
FWSLIX
SPOT FORECAST FOR GRAND ISLE BLOCK 59 RELEASE *INLAND*...NOAA
NATIONAL WEATHER SERVICE NEW ORLEANS LA
335 AM CDT WED MAY 13 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 BE IN CONTROL OF THE WEATHER ACROSS SOUTH
MISSISSIPPI AND SOUTHEAST LOUISIANA THROUGH MOST OF THE WEEKEND.
THE AIRMASS WILL BEGIN TO DRY OUT TODAY, WITH RELATIVE HUMIDITIES
BETWEEN 40 AND 50 PERCENT IN MOST AREAS. DRYING WILL CONTINUE ON
THURSDAY WITH HUMIDITIES 30 TO 40 PERCENT OVER SOUTH MISSISSIPPI
AND ADJACENT PORTIONS OF SOUTHEAST LOUISIANA. SOUTH OF THE
INTERSTATE 10 CORRIDOR, HUMIDITIES WILL BE 40 TO 50 PERCENT ON
THURSDAY. LITTLE OR NO RAINFALL IS EXPECTED THROUGH THE WEEKEND.
THERE WILL BE POTENTIAL FOR PATCHY FOG AROUND SUNRISE THIS
MORNING.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). PATCHY FOG.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 74.
MAX HUMIDITY........84 PERCENT.
MAX APPARENT TEMP...75.
SURFACE WINDS (KTS).NORTHEAST WINDS AROUND 6 KNOTS.
TRANSPORT WINDS.....NORTHEAST AROUND 7 MPH.
TRANSPORT WINDS M/S.NORTHEAST AROUND 3 METERS/SECOND.
WAVE HEIGHT.........LESS THAN 1 FOOT.
WAVE PERIOD.........1 SECONDS.
CEILING (KFT).......24.
WIND (20 FT)........NORTHEAST WINDS AROUND 6 MPH.
TIME (CDT) 5AM
SKY (%).........18
WEATHER COV.....PTY
WEATHER TYPE....FOG
TSTM COV........
CHC OF PCPN (%).0
TEMP............75
RH..............84
APARNT TMP (F)..75
20 FT WIND DIR..NE
20 FT WIND SPD..7
20 FT WIND GUST.9
SFC WND DIR.....NE
SFC WND SPD KTS.6
SFC WND GST.....9
TRANSP WIND DIR.NE
TRANSP WIND SPD.7
TRANS WIND DIR..NE
TRANS SPD (M/S).3
WAVE PERIOD (S).1
WAVE HEIGHT (FT)0
CEILING (KFT)...24
TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT). PATCHY FOG EARLY IN THE
MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........69 PERCENT.
MAX APPARENT TEMP...79.
SURFACE WINDS (KTS).NORTHEAST WINDS UP TO 8 KNOTS SHIFTING TO THE
WEST IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 5 TO 9 MPH SHIFTING TO THE WEST 6 TO
10 MPH LATE IN THE AFTERNOON.
TRANSPORT WINDS M/S.NORTHEAST AROUND 4 METERS/SECOND BECOMING 3 TO
4 METERS/SECOND IN THE MORNING, THEN SHIFTING
TO THE NORTH AROUND 2 METERS/SECOND LATE IN THE
MORNING SHIFTING TO THE WEST 3 TO 4
METERS/SECOND LATE IN THE AFTERNOON.
WAVE HEIGHT.........LESS THAN 1 FOOT.
WAVE PERIOD.........1 SECONDS.
CEILING (KFT).......23 DECREASING TO 19 LATE IN THE MORNING, THEN
INCREASING TO 24 LATE IN THE MORNING.
WIND (20 FT)........NORTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........12 13 12 11 15 11 12 12 12 12 9 11
WEATHER COV.....PTY PTY PTY PTY
WEATHER TYPE....FOG FOG FOG FOG
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............74 74 75 75 75 75 76 77 77 77 79 78
RH..............87 87 84 84 84 82 79 74 76 74 69 71
APARNT TMP (F)..74 74 75 75 75 75 76 77 77 77 79 78
20 FT WIND DIR..NE NE NE NNE NNE NNE NE SSW SW WSW WSW WSW
20 FT WIND SPD..8 9 8 7 6 5 5 5 6 7 9 9
20 FT WIND GUST.10 10 9 8 8 7 6 6 7 9 10 12
SFC WND DIR.....NE NE NE NNE NNE NNE NE SSW SW WSW WSW WSW
SFC WND SPD KTS.7 8 7 6 5 4 4 4 5 6 8 8
SFC WND GST.....10 10 9 8 8 7 6 6 7 9 10 12
TRANSP WIND DIR.NE ENE ENE NE NNE N NNE NNW W W W W
TRANSP WIND SPD.8 9 8 7 6 5 5 5 6 8 10 10
TRANS WIND DIR..NE ENE ENE NE NNE N NNE NNW W W W W
TRANS SPD (M/S).4 4 4 3 3 2 2 2 3 4 4 4
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)...23 24 24 23 19 24 24 25 25 25 25 25
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 75.
MAX HUMIDITY........72 PERCENT.
MAX APPARENT TEMP...79.
SURFACE WINDS (KTS).WEST WINDS AROUND 8 KNOTS SHIFTING TO THE
NORTHWEST 7 TO 9 KNOTS IN THE LATE EVENING AND
OVERNIGHT.
TRANSPORT WINDS.....WEST AROUND 9 MPH SHIFTING TO THE NORTH 8 TO 10
MPH IN THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS M/S.WEST AROUND 4 METERS/SECOND SHIFTING TO THE
NORTH IN THE LATE EVENING AND OVERNIGHT.
WAVE HEIGHT.........LESS THAN 1 FOOT.
WAVE PERIOD.........1 SECONDS.
CEILING (KFT).......25.
WIND (20 FT)........WEST WINDS AROUND 8 MPH SHIFTING TO THE
NORTHWEST 7 TO 9 MPH IN THE LATE EVENING AND
OVERNIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........9 8 5 4 3 3 3 3 4 4 5 4
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............78 78 79 79 79 78 78 78 77 77 76 76
RH..............71 71 72 69 69 69 69 67 69 69 71 71
APARNT TMP (F)..78 78 79 79 79 78 78 78 77 77 76 76
20 FT WIND DIR..WSW W W NW NNW NNW NNW NNW NW NNW NNW NNW
20 FT WIND SPD..9 9 9 9 10 9 9 8 8 9 9 9
20 FT WIND GUST.12 12 12 12 13 12 10 10 10 10 12 12
SFC WND DIR.....WSW W W NW NNW NNW NNW NNW NW NNW NNW NNW
SFC WND SPD KTS.8 8 8 8 9 8 8 7 7 8 8 8
SFC WND GST.....12 12 12 12 13 12 10 10 10 10 12 12
TRANSP WIND DIR.W W WNW NNW N NNW NNW NNW NNW NNW NNW NNW
TRANSP WIND SPD.9 9 9 9 10 9 9 8 8 9 9 9
TRANS WIND DIR..W W WNW NNW N NNW NNW NNW NNW NNW NNW NNW
TRANS SPD (M/S).4 4 4 4 4 4 4 4 4 4 4 4
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
THURSDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........62 PERCENT.
MAX APPARENT TEMP...78.
SURFACE WINDS (KTS).NORTH WINDS 5 TO 8 KNOTS SHIFTING TO THE
SOUTHEAST UP TO 5 KNOTS EARLY IN THE AFTERNOON,
THEN SHIFTING TO THE SOUTHWEST UP TO 7 KNOTS
LATE IN THE AFTERNOON.
TRANSPORT WINDS.....NORTH 8 TO 9 MPH SHIFTING TO THE SOUTH AROUND 8
MPH LATE IN THE AFTERNOON.
TRANSPORT WINDS M/S.NORTH AROUND 4 METERS/SECOND SHIFTING TO THE
SOUTH LATE IN THE AFTERNOON.
WAVE HEIGHT.........LESS THAN 1 FOOT.
WAVE PERIOD.........1 SECONDS.
CEILING (KFT).......25.
WIND (20 FT)........NORTH WINDS 6 TO 8 MPH SHIFTING TO THE
SOUTHEAST 5 TO 6 MPH EARLY IN THE AFTERNOON,
THEN SHIFTING TO THE SOUTHWEST 5 TO 7 MPH LATE
IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........4 3 2 1 0 4 9 13 15 16 18 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............75 75 75 76 76 77 77 77 78 78 78 78
RH..............74 71 71 69 64 62 62 62 62 62 62 62
APARNT TMP (F)..75 75 75 76 76 77 77 77 78 78 78 78
20 FT WIND DIR..NNW NNW NNW N N NNE ESE SSE SSW SSW SW SW
20 FT WIND SPD..9 9 9 8 8 6 6 5 5 6 8 8
20 FT WIND GUST.12 12 12 10 10 8 7 6 7 8 9 9
SFC WND DIR.....NNW NNW NNW N N NNE ESE SSE SSW SSW SW SW
SFC WND SPD KTS.8 8 8 7 7 5 5 4 4 5 7 7
SFC WND GST.....12 12 12 10 10 8 7 6 7 8 9 9
TRANSP WIND DIR.NNW N N NNE NNE NE ENE ESE E SE SSW S
TRANSP WIND SPD.9 9 9 8 8 6 6 5 7 9 8 8
TRANS WIND DIR..NNW N N NNE NNE NE ENE ESE E SE SSW S
TRANS SPD (M/S).4 4 4 4 4 3 3 2 3 4 4 4
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
FORECAST DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 70S. HIGHS IN THE UPPER 70S. SOUTH
WINDS AROUND 7 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 70S. HIGHS AROUND 80. SOUTHEAST
WINDS AROUND 13 MPH.
MONDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 70S. HIGHS AROUND 80.
TUESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 70S. HIGHS AROUND 80.
FORECASTER...BANNAN
REQUESTED BY...BRANDI TODD
TYPE OF REQUEST...HAZMAT
.TAG 2613494.0/LIX
.DELDT 05/13/26
.FORMATTERVERSION 2.0.0
.EMAIL APARDO@RESPONSEGROUPINC.COM,BRANDI.TODD@NOAA.GOV,PETER.LEBEL@NOAA.GOV,RLOZADA@RESPONSEGROUP.COM,SR-LIX.FORECASTERS@NOAA.GOV,ELYONS@AMPOL.NET,JSILVA@RESPONSEGROUPINC.COM,VCARREIRO@RESPONSEGROUPINC.COM,JHELLICKSON@RESPONSEGROUPINC.COM,DEMASKEY@CLEANGULFASSOC.COM,NWCOPELAND@LOOPLLC.COM,RCDAUTERIVE@LOOPLLC.COM
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