FNUS74 KLIX 062205 FWSLIX SPOT FORECAST FOR PORT FOURCHON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 505 PM CDT SUN JUN 6 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .SYNOPSIS...AT 1700 CDT...THUNDERSTORMS MOVING SLOWLY TOWARDS THE COAST WHILE THERE WAS A LARGE AREA OF SCT SHRA AND TSRA IN AND AROUND THE SPILL SITE AND APPROACHING THE MOUTH OF THE MS RIVER. RELATIVELY ERRACTIC SFC PATTERN WITH A WEAK PRESSURE GRADIENT SET UP ACROSS THE REGION 1015MB IN THE WRN GLF WITH 1011/1012MB JUST OFF THE TX COAST. PRESSURE AT SPILL SITE WAS 1014MB. .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...GENRL TSTMS WITH 5% CHC LCL SVR TSTMS PSBL... PRIMARY THREAT WIND DAMAGE. ...SPC DAY2 OUTLOOK...GENRL TSTMS...LCL AFTN PULSE SVR PSBL. * SPECIAL MARINE WARNING FOR... COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA OUT 20 NM OVER GULF OF MEXICO WATERS... COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA RIVER LOUISIANA OUT 20 NM OVER GULF OF MEXICO WATERS... INCLUDING BARATARIA BAY...GRAND ISLE AND TIMBALIER BAY... * UNTIL 615 PM CDT * AT 438 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS...PRODUCING STRONG WINDS 34 KNOTS OR GREATER FROM 18 NM NORTHEAST OF BARATARIA BAY TO 17 NM NORTH OF TIMBALIER BAY...OR FROM 18 NM WEST OF BRETON SOUND TO 17 NM NORTH OF TIMBALIER BAY...MOVING SOUTH AT 15 KNOTS. * THESE STRONG THUNDERSTORMS WILL BE NEAR OVER BARATARIA BAY BY 515 PM CDT OVER TIMBALIER BAY BY 550 PM CDT OVER GRAND ISLE BY 600 PM CDT ********************************** * SPECIAL MARINE WARNING FOR... COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM OVER GULF OF MEXICO WATERS... COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA FROM 20 TO 60 NM OVER GULF OF MEXICO WATERS... COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA OUT 20 NM OVER GULF OF MEXICO WATERS... COASTAL WATERS FROM STAKE ISLAND LOUISIANA TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60 NM OVER GULF OF MEXICO WATERS... * UNTIL 600 PM CDT * AT 420 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS...PRODUCING WATERSPOUTS FROM COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM TO COASTAL WATERS FROM STAKE ISLAND LOUISIANA TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60 NM...OR FROM 17 NM SOUTHEAST OF SOUTHWEST PASS OF MISSISSIPPI RIVER TO 48 NM SOUTHEAST OF SOUTHWEST PASS OF MISSISSIPPI RIVER...MOVING NORTHEAST AT 5 KNOTS. * THESE STORMS WILL AFFECT CENTRAL MISSISSIPPI CANYON WEST DELTA AREA SOUTH ADDITION SOUTH PASS AREA SOUTH ADDITION SOUTH PASS AREA SOUTH PASS AREA EAST ADDITION EXTREME SOUTHWESTERN VIOSCA KNOLL .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 062151Z AUTO 21007KT 8SM FEW017 31/26 A2995 RMK AO2 SLP141 T03060261 TSNO METAR KGAO 062144Z AUTO 20007KT VCTS SCT017 SCT025 SCT030 31/26 A2994 RMK AO2 LTG DSNT ALQS METAR KHUM 062055Z 20011KT 7SM TS SCT018 BKN030 32/27 A2992 RMK OCNL LTGCG TS NE MOV E METAR KMDJ 062155Z AUTO 22010KT 7SM CLR 29/26 A2995 RMK A01 METAR KDLP 062155Z AUTO 22009KT 5SM HZ FEW012 FEW100 30/27 A2993 RMK A01 **************************************************************** VALID ALONG THE SE LA COAST FM PT AU FER TO SW PASS OF MS RVR. REFERENCE DISTANCES ARE FROM GRAND ISLE LA. **************************************************************** .RADAR...AT 1700 CDT...A BROKEN LINE OF TSRA STRETCHED FROM THIBODAUX TO NORTH OF GALLIANO TO POINT A LA HACHE. THIS IS LINE IS MOVG TO THE SSE AT 13KT TOWARDS THE GLF CST WITH THE OUTFLOW BOUNDARY EXPECTED TO MOVE INTO GRAND ISLE BEFORE 1730 AND NEAR PORT FOURCHON BY 1800. FQT LGTNG AND GUSTS OF 35-45KT WILL BE POSSIBLE WITH THIS LINE. .TIDAL INFORMATION... PSTL1 0.99 FT AT 1618 CDT FALLING...LOW TIDE 0.71 FT AT 1756 CDT. GISL1 0.70 FT AT 1620 CDT ERRATIC...LOW TIDE 0.61 FT AT 1811 CDT. PTFL1 0.70 FT AT 1618 CDT ERRATIC...LOW TIDE 0.59 FT AT 1730 CDT. CAMINADA PASS NEAR PORT FOURCHON... (MLLW FT...ASTRONOMICAL NO WEATHER INFLUENCES) 06/06/2010 SUN 06:06PM LDT 0.3 L 06/07/2010 MON 07:21AM LDT 0.9 H 06:06PM LDT 0.1 L 06/08/2010 TUE 07:35AM LDT 1.0 H 06:31PM LDT 0.0 L 06/09/2010 WED 08:04AM LDT 1.2 H 07:07PM LDT -0.2 L 06/10/2010 THU 08:42AM LDT 1.3 H 07:50PM LDT -0.3 L .TONIGHT... TIME (CDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........80 80 56 56 56 37 37 37 31 31 46 46 46 WEATHER COV.....SCT SCT ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............85 85 84 83 83 82 82 82 81 81 81 81 81 RH..............79 79 81 82 85 85 86 88 89 89 89 89 89 HEAT INDEX (F)..97 97 96 94 92 90 90 90 88 88 88 88 88 20 FT WIND DIR..W W W SW S S SE SE SE SE SE E E 20 FT WIND SPD..5 5 4 4 4 4 4 4 4 4 4 3 3 20 FT WIND GUST.10 10 5 5 5 5 5 5 5 5 5 5 5 CHC OF PCPN (%).50 50 20 20 20 20 20 20 20 20 20 20 20 SEAS............1 1 1 1 1 1 1 1 1 1 1 1 1 SEA STATE.......LC LC SM SM SM SM SM SM SM SM SM SM SM .MONDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........46 50 51 51 50 47 WEATHER COV.....ISOLTD S CHC S CHC S CHC S CHC S CHC WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............81 83 86 88 88 88 RH..............89 84 73 69 68 68 HEAT INDEX (F)..88 94 102 102 103 103 20 FT WIND......E 3 E 4 SE 5 S 6 S 6 S 5 20 FT WIND GUST.5 5 10 10 10 10 CHC OF PCPN (%).20 20 20 20 20 20 SEAS............1 1 1 1 1 1 SEA STATE.......SM SM LC LC LC LC .MONDAY NIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........47 36 14 14 14 15 WEATHER COV.....S CHC WEATHER TYPE....TSTORM NONE NONE NONE NONE NONE TEMP............87 84 83 82 81 80 RH..............70 76 83 86 89 89 HEAT INDEX (F)..100 94 92 90 90 90 20 FT WIND......S 4 S 4 S 5 S 6 S 5 SE 4 20 FT WIND GUST.5 5 10 10 10 5 CHC OF PCPN (%).20 10 10 10 10 10 SEAS............1 1 1 1 1 1 SEA STATE.......LC LC LC LC LC SM $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...TIM OSBORN TYPE OF REQUEST...HAZMAT .TAG 20100606.PORTF.14/LIX