FNUS74 KLIX 031110 FWSLIX SPOT FORECAST FOR PORT FOURCHON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 610 AM CDT THU JUN 3 2010 .SYNOPSIS...AT 0600 CDT...1003MB LOW PRES SYS ALG UPR TX CST...MOVG INTO WRN GLFMEX. LRG SQLN APRCHG 92W...MOVG E 40KT. 1013MB HIGH ALG FL PEN. SFC PRES AT SPILL LOCATION IS 1009MB. SQLN XPCTD TO SUSTAIN WHILE MOVG ALG LA CST. .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...GENRL TSTMS...LCL AFTN PULSE SVR PSBL. ...SPC DAY2 OUTLOOK...GENRL TSTMS...LCL AFTN PULSE SVR PSBL. ...SMALL CRAFT EXERCISE CAUTION IN EFFECT THIS MORNING THROUGH NOON. ...SEVERE SQUALL LINE MOVING RAPIDLY EAST ACROSS THE SOUTHWEST LOUISIANA COASTAL WATERS... AT 525 AM CDT...NATIONAL WEATHER SERVICE DOPPLER METEOROLOGISTS INDICATED A SQUALL LINE OF THUNDERSTORMS...PRODUCING GALE FORCE GUSTS 40 TO 50 KNOTS...FROM 118 NM WEST OF CAILLOU BAY TO 223 NM SOUTHWEST OF CAILLOU BAY...OR FROM 102 NM WEST OF LOWER ATCHAFALAYA RIVER TO 222 NM SOUTHWEST OF POINT AU FER ISLAND...MOVING EAST AT 45 KNOTS. THIS SQUALL LINE WILL BE CROSSING WATERS NEAR POINT AU FER ISLAND AROUND 9 AM...VICINITY OF PORT FOURCHON AND GRAND ISLE AROUND 1015 TO 1030...THE MOUTH OF THE MISSISSIPPI RIVER BY 1100 AM...AND WATERS EAST OF THE MOUTH OF THE MISSISSIPPI RIVER...INCLUDING MS CANYON 252 OPERATIONS AREA AROUND 1130 AM CDT. MARINERS CAN EXPECT GUSTY WINDS IN EXCESS OF 40 KNOTS WITH THE PASSAGE OF THIS SQUALL LINE LATER THIS MORNING. SPECIAL MARINE WARNINGS WILL BE ISSUED BY THE NWS SLIDELL OFFICE AS THE SQUALL LINE GETS CLOSER TO THE ATCHAFALAYA BAY. FREQUENT LIGHTNING WAS ALSO OCCURRING ALONG THIS LINE ALONG WITH LOCALLY VERY ROUGH SEAS. ...STRONG THUNDERSTORMS WITH FREQUENT LIGHTNING AND POSSIBLE WATERSPOUTS OVER THE MISSISSIPPI COASTAL WATERS... AT 541 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS INDICATED THUNDERSTORMS...PRODUCING STRONG WINDS TO 33 KNOTS... FROM 17 NM WEST OF MISSISSIPPI SOUND TO 40 NM SOUTHEAST OF CHANDELEUR SOUND...OR FROM 3 NM SOUTHEAST OF PASS CHRISTIAN TO 33 NM EAST OF PILOTTOWN...MOVING NORTH AND EAST AT 10 KNOTS. .NEARBY GULF ASOS/AWOS OBSERVATIONS... ...KBVE - BOOTHVILLE-VENICE LA ASOS ...KGAO - GALLIANO LA AWOS ...KHUM - HOUMA LA AWOS ...KMDJ - MS CANYON 28.7N 89.8W ...KDLP - WEST DELTA 29.1N 89.6W METAR KBVE 031051Z AUTO 16007KT 9SM CLR 25/23 A2980 RMK AO2 SLP090 T02500233 TSNO METAR KGAO 031104Z AUTO 15003KT 22/21 A2979 RMK AO2 LTG DSNT NE PWINO METAR KHUM 031040Z AUTO 7SM CLR 22/22 A2978 RMK AO2 LTG DSNT E METAR KMDJ 031055Z AUTO 19015KT CLR 28/24 A2980 RMK A01 METAR KDLP 031055Z AUTO 18014KT 10SM FEW020 FEW075 28/24 A2978 RMK A01 **************************************************************** VALID ALONG THE SE LA COAST FM PT AU FER TO SW PASS OF MS RVR. REFERENCE DISTANCES ARE FROM PORT FOURCHON LA. **************************************************************** .RADAR...AT 0600 CDT...NO RADAR ECHOES ALG S LA CST E OF ATCHAFALAYA RVR. SQLN OF STG/SVR TSTMS WAS IN SW LA CSTL WATERS S OF VERMILION PRSH...ALG 92.5W 133NM W OF PT FOURCHON...MOVG E 40KT. FQT LGTNG AND Q40KT ALG THIS SQLN. ETA AT PT FOURCHON...1015 CDT. .TIDAL INFORMATION... PSTL1 1.36 FT AT 0554 CDT RISING...HIGH TIDE 1.73 FT AT 1054 CDT. GISL1 1.07 FT AT 0554 CDT RISING...HIGH TIDE 1.27 FT AT 1402 CDT. PTFL1 1.21 FT AT 0554 CDT RISING...HIGH TIDE 1.29 FT AT 1359 CDT. CAMINADA PASS NEAR PORT FOURCHON... (MLLW FT...ASTRONOMICAL NO WEATHER INFLUENCES) 06/03/2010 THU 12:28AM LDT 0.2 L 01:16PM LDT 0.8 H 06/04/2010 FRI 12:17AM LDT 0.3 L 11:42AM LDT 0.8 H 11:16PM LDT 0.4 L 06/05/2010 SAT 08:46AM LDT 0.7 H 08:04PM LDT 0.4 L 06/06/2010 SUN 07:35AM LDT 0.8 H 06:06PM LDT 0.3 L 06/07/2010 MON 07:21AM LDT 0.9 H 06:06PM LDT 0.1 L .TODAY... TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........54 56 56 56 72 72 72 60 60 60 66 66 WEATHER COV.....NUM NUM NUM NUM NUM NUM NUM NUM NUM NUM NUM NUM WEATHER TYPE....TSM RW RW RW RW RW RW RW RW RW RW RW TEMP............76 77 78 79 80 81 82 82 82 82 81 81 RH..............88 88 86 83 81 77 73 71 71 72 72 73 20 FT WIND DIR..S S S S SW W W NW N NE N N 20 FT WIND SPD..9 8 7 6 5 4 3 3 4 5 5 5 20 FT WIND GUST.20 20 15 15 15 10 5 5 10 10 10 10 CHC OF PCPN (%).80 70 70 70 70 70 70 70 70 70 70 70 SEAS............2 3 3 3 3 3 3 2 2 2 2 2 SEA STATE.......CH LC LC LC SM SM SM SM SM SM LC LC .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........66 51 59 59 54 42 WEATHER COV.....NUMRUS SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD WEATHER TYPE....RNSHWR TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............81 80 79 79 79 79 RH..............76 82 87 94 96 94 20 FT WIND......N 5 N 6 N 6 N 5 N 6 N 6 20 FT WIND GUST.10 10 10 10 10 10 CHC OF PCPN (%).70 30 30 30 30 30 SEAS............2 2 2 2 2 2 SEA STATE.......LC LC LC LC LC LC .FRIDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........42 63 61 61 63 54 WEATHER COV.....SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............79 81 83 84 84 84 RH..............91 86 81 77 77 77 20 FT WIND......N 6 N 3 N 1 W 1 SW 3 SW 6 20 FT WIND GUST.10 5 5 10 CHC OF PCPN (%).30 50 50 50 50 50 SEAS............2 2 2 2 2 2 SEA STATE.......LC SM SM SM SM LC $$ FORECASTER...NWS NEW ORLEANS/24 REQUESTED BY...TIM OSBORN TYPE OF REQUEST...HAZMAT .TAG 20100603.PORTF.03/LIX