017
FNUS74 KLIX 041749
FWSLIX
SPOT FORECAST FOR GRAND ISLE BLOCK 59 RELEASE INLAND...NOAA
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1249 PM CDT SAT APR 4 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
SHOWERS AND A FEW THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND
OVERNIGHT TONIGHT. SOUTHEAST WINDS AT 10 TO 13 KNOTS WILL BECOME
NORTHERLY SUNDAY MORNING AND INCREASE TO NEAR 15 KNOTS WITH
ROUGH CONDITIONS EXPECTED ON THE WATERS. WIDESPREAD RAIN AMOUNTS
AROUND AN INCH OR TWO ARE ANTICIPATED OVERNIGHT INTO SUNDAY.
BREEZY TO WINDY CONDITIONS AND ROUGH SEAS ARE EXPECTED THROUGH
AT LEAST MIDWEEK.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON.
CHANCE OF PCPN......40 PERCENT.
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........85 PERCENT.
MAX APPARENT TEMP...76.
SURFACE WINDS (KTS).SOUTHEAST WINDS 10 TO 11 KNOTS.
TRANSPORT WINDS.....SOUTHEAST AROUND 13 MPH.
TRANSPORT WINDS M/S.SOUTHEAST AROUND 6 METERS/SECOND.
WAVE HEIGHT.........1 FOOT.
WAVE PERIOD.........2 SECONDS.
CEILING (KFT).......11 DECREASING TO 7.3 LATE IN THE AFTERNOON.
WIND (20 FT)........SOUTHEAST WINDS 10 TO 12 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
TIME (CDT) 2PM 3PM 4PM 5PM
SKY (%).........38 38 40 46
WEATHER COV.....SCH SCH CHC CHC
WEATHER TYPE....RW RW RW RW
TSTM COV........SCH SCH CHC CHC
CHC OF PCPN (%).20 20 30 40
TEMP............75 76 75 76
RH..............90 85 87 85
APARNT TMP (F)..75 76 75 76
20 FT WIND DIR..SE SE SE SE
20 FT WIND SPD..13 12 13 12
20 FT WIND GUST.15 16 15 14
SFC WND DIR.....SE SE SE SE
SFC WND SPD KTS.11 10 11 10
SFC WND GST.....15 16 15 14
TRANSP WIND DIR.SE SSE SE SSE
TRANSP WIND SPD.13 13 13 13
TRANS WIND DIR..SE SSE SE SSE
TRANS SPD (M/S).6 6 6 6
WAVE PERIOD (S).2 2 2 2
WAVE HEIGHT (FT)1 1 1 1
CEILING (KFT)...11 7.3 10 10
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
SHOWERS IN THE EVENING. CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. SHOWERS LIKELY OVERNIGHT.
CHANCE OF PCPN......60 PERCENT.
MIN TEMPERATURE.....AROUND 71.
MAX HUMIDITY........90 PERCENT.
MAX APPARENT TEMP...76.
SURFACE WINDS (KTS).SOUTH WINDS UP TO 10 KNOTS.
TRANSPORT WINDS.....SOUTH 6 TO 14 MPH.
TRANSPORT WINDS M/S.SOUTH 3 TO 6 METERS/SECOND.
WAVE HEIGHT.........1 FOOT.
WAVE PERIOD.........2 SECONDS.
CEILING (KFT).......10 DECREASING TO 5.8 LATE IN THE EVENING, THEN
DECREASING TO 3.5 EARLY IN THE MORNING.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........47 49 56 52 56 60 74 71 78 81 85 75
WEATHER COV.....CHC CHC CHC SCH SCH CHC SCH CHC CHC CHC LKY
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC CHC SCH SCH CHC SCH CHC CHC CHC CHC
CHC OF PCPN (%).40 40 30 20 20 30 20 10 30 50 50 60
TEMP............76 75 75 75 75 75 75 75 74 74 74 74
RH..............85 87 90 87 90 87 87 84 90 90 90 87
APARNT TMP (F)..76 75 75 75 75 75 75 75 74 74 74 74
20 FT WIND DIR..SSE SSE SSE SSE SSE S S S S S S SSW
20 FT WIND SPD..12 10 10 9 8 8 7 6 6 5 5 5
20 FT WIND GUST.14 13 13 12 10 10 9 8 8 7 7 7
SFC WND DIR.....SSE SSE SSE SSE SSE S S S S S S SSW
SFC WND SPD KTS.10 9 9 8 7 7 6 5 5 4 4 4
SFC WND GST.....14 13 13 12 10 10 9 8 8 7 7 7
TRANSP WIND DIR.SSE SSE S S S S S S S S SSW SW
TRANSP WIND SPD.14 12 12 10 12 8 8 9 7 6 6 7
TRANS WIND DIR..SSE SSE S S S S S S S S SSW SW
TRANS SPD (M/S).6 5 5 4 5 4 4 4 3 3 3 3
WAVE PERIOD (S).2 2 1 1 1 1 1 1 1 1 1 1
WAVE HEIGHT (FT)1 1 1 0 0 0 0 0 0 0 0 0
CEILING (KFT)...10 10 10 11 5.8 10 11 25 10 8.5 5.8 3.5
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). PATCHY FOG EARLY
IN THE MORNING. SHOWERS AND CHANCE OF
THUNDERSTORMS THROUGH THE DAY.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........82 PERCENT.
MAX APPARENT TEMP...73.
SURFACE WINDS (KTS).WEST WINDS UP TO 5 KNOTS SHIFTING TO THE NORTH
8 TO 14 KNOTS LATE IN THE MORNING.
TRANSPORT WINDS.....SOUTHWEST 7 TO 9 MPH SHIFTING TO THE NORTH 9 TO
17 MPH LATE IN THE MORNING.
TRANSPORT WINDS M/S.SOUTHWEST AROUND 4 METERS/SECOND SHIFTING TO
THE NORTHWEST EARLY IN THE MORNING SHIFTING TO
THE NORTH 4 TO 8 METERS/SECOND LATE IN THE MORNING.
WAVE HEIGHT.........1 FOOT.
WAVE PERIOD.........5 SECONDS.
CEILING (KFT).......1.1 DECREASING TO 0.6 IN THE MORNING.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH SHIFTING TO THE
NORTHWEST IN THE MORNING, THEN SHIFTING TO THE
NORTH 8 TO 15 MPH LATE IN THE MORNING. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........81 78 76 83 74 75 79 78 85 77 89 87
WEATHER COV.....LKY CHC LKY DEF DEF LKY LKY DEF LKY LKY CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
CHC OF PCPN (%).60 50 70 80 80 70 70 80 70 60 50 50
TEMP............73 73 73 71 72 72 71 71 72 73 72 71
RH..............92 92 92 95 93 90 89 86 88 82 82 82
APARNT TMP (F)..73 73 73 71 72 72 71 71 72 73 72 71
20 FT WIND DIR..SSW SSW WSW WNW N N N N N NNE NNE NNE
20 FT WIND SPD..5 5 6 7 8 9 10 12 13 14 15 16
20 FT WIND GUST.7 8 8 9 10 12 12 13 14 16 17 18
SFC WND DIR.....SSW SSW WSW WNW N N N N N NNE NNE NNE
SFC WND SPD KTS.4 4 5 6 7 8 9 10 11 12 13 14
SFC WND GST.....7 8 8 9 10 12 12 13 14 16 17 18
TRANSP WIND DIR.SW SW W NNW NW N NNW N N N N N
TRANSP WIND SPD.7 9 8 10 10 9 10 12 13 15 17 17
TRANS WIND DIR..SW SW W NNW NW N NNW N N N N N
TRANS SPD (M/S).3 4 4 4 4 4 4 5 6 7 8 8
WAVE PERIOD (S).1 1 5 1 1 1 1 2 2 2 2 2
WAVE HEIGHT (FT)0 0 0 0 0 0 1 1 1 1 1 1
CEILING (KFT)...1.3 1.1 0.8 1.3 1.1 0.9 0.6 0.6 0.6 0.6 0.6 0.8
FORECAST DAYS 3 THROUGH 7
MONDAY
CLOUDY WITH SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS IN
THE LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS AROUND
20 MPH.
TUESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE MID 60S.
HIGHS AROUND 70. NORTHEAST WINDS AROUND 17 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 70S.
EAST WINDS AROUND 26 MPH.
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 70S.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS
AROUND 70. HIGHS IN THE LOWER 70S.
FORECASTER...WAGNER
REQUESTED BY...BRANDI TODD
TYPE OF REQUEST...HAZMAT
.TAG 2608971.1/LIX
.DELDT 04/04/26
.FORMATTERVERSION 2.0.0
.EMAIL NWCOPELAND@LOOPLLC.COM,RCDAUTERIVE@LOOPLLC.COM,ELYONS@AMPOL.NET,VCARREIRO@RESPONSEGROUPINC.COM,DEMASKEY@CLEANGULFASSOC.COM,PETER.LEBEL@NOAA.GOV,BRANDI.TODD@NOAA.GOV,JPOPOFF@RESPONSEGROUPINC.COM,SR-LIX.FORECASTERS@NOAA.GOV,TCSHAW@LOOPLLC.COM
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