FNUS74 KLIX 202319 FWSLIX SPOT FORECAST FOR PORT FOURCHON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 619 PM CDT SUN JUN 20 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... AT 1800 CDT...1017MB HIGH PRES CNTRD NR 27N/91W...RDGG TO SOUTH FL. TROF OF LOW PRES ALG GA ATLC CST INTO APALACHEE BAY. 1014MB LOW LOCATED OVER SW GA WITH WEAK 1015 TROF ORIENTED E-W THROUGH NORTHERN GULF/SE LA...STNRY. SQLN ANTCPTD TO DEVLP ALG TROF FEATURES LTR THIS EVE AND IMPACT OPS AREA LT TNGT. SFC PRES AT SPILL LOCATION...1015MB. A FEW LATEST NUMERICAL MODELS ARE INDICATING A POSSIBILITY OF A STRONG TO SEVERE SQUALL LINE OF THUNDERSTORMS MOVING THROUGH THE SPILL OPERATIONS AREA LATE TONIGHT OR EARLY MONDAY MORNING. THE AREA OF CONCERN WOULD BE THUNDERTORMS THAT DEVELOP OVER SW GEORGIA AND NORTH FLORIDA LATE THIS AFTERNOON THAT ORGANIZES AND MOVES SOUTHWEST THIS EVENING AND OVERNIGHT...REACHING THE SPILL LOCATION AROUND DAYBREAK MONDAY. SHOULD THIS SCENARIO DEVELOP...SQUALL GUSTS 40-45 KT...LOCALLY ROUGH SEAS...FREQUENT LIGHTNING STRIKES AND BRIEF HEAVY RAINFALL CAN RESULT FOR AN HOUR DURING THE PASSAGE OF THIS SQUALL LINE. .HEAT INDEX READINGS FOR COASTAL LOCATIONS... AT 1800 CDT... BOOTHVILLE ASOS /KBVE/... 99F HOUMA AWOS /KHUM/...102F GALLIANO AWOS /KGAO/... 98F SLIDELL ASOS /KASD/...105F WEST DELTA AWOS-3 /DLP/...100F RIG INDEPENDENCE AWOS /IPN/...100F GULFPORT ASOS /KGPT/...103F .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...GENRL TSTMS...LCL AFTN PULSE SVR PSBL...5% CHC DMGG WNDS. ...SPC DAY2 OUTLOOK...GENRL TSTMS...LCL AFTN PULSE SVR PSBL MAINLY OVER LAND AREAS. ...HEAT ADVISORY IN EFFECT UNTIL 7 PM MONDAY... .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 202251Z AUTO 07004KT 9SM CLR 31/24 A2998 RMK AO2 SLP151 T03110244 TSNO METAR KGAO 202303Z AUTO 08003KT CLR 32/24 A2998 RMK AO2 PWINO METAR KHUM 202250Z 09008KT 7SM SCT040 34/24 A2998 METAR KMDJ 202255Z AUTO 06005KT 10SM CLR 31/26 A2999 RMK A01 METAR KDLP 202255Z AUTO 07008KT 10SM SCT027 31/25 A2997 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 1800 CDT...NO ECHOES WITHIN 50 MILES OF SPOT LOCATION. CLOSEST LIGHTNING IS ABOUT 60 MI SE OF GRAND ISLE OVER GULF OF MEXICO. .TIDAL INFORMATION... PSTL1 0.64 FT AT 1736 CDT RISING...HIGH TIDE 1.70 FT AT 0600 CDT. GISL1 0.41 FT AT 1736 CDT STEADY...HIGH TIDE 1.38 FT AT 0700 CDT. PTFL1 0.42 FT AT 1736 CDT RISING...HIGH TIDE 1.41 FT AT 0710 CDT. CAMINADA PASS NEAR PORT FOURCHON... (MLLW FT...ASTRONOMICAL NO WEATHER INFLUENCES) 06/21/2010 MON 06:55AM LDT 1.1 H 06:03PM LDT -0.1 L 06/22/2010 TUE 07:28AM LDT 1.2 H 06:47PM LDT -0.3 L 06/23/2010 WED 08:10AM LDT 1.3 H 07:32PM LDT -0.3 L 06/24/2010 THU 08:55AM LDT 1.3 H 08:17PM LDT -0.3 L .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........53 45 45 45 45 45 WEATHER COV.....CHANCE ISOLTD ISOLTD ISOLTD ISOLTD ISOLTD WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............88 86 85 84 84 84 RH..............67 69 74 78 79 79 HEAT INDEX (F)..98 96 96 94 94 94 20 FT WIND......SE 5 SE 5 S 4 SW 3 S 4 SE 5 20 FT WIND GUST.10 10 5 5 5 10 CHC OF PCPN (%).30 20 20 20 20 20 SEAS............1 1 1 1 1 1 SEA STATE.......LC LC SM SM SM LC .MONDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........45 44 44 44 47 47 WEATHER COV.....ISOLTD SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............83 83 85 87 89 90 RH..............82 80 72 67 64 63 HEAT INDEX (F)..92 93 96 98 99 103 20 FT WIND......NE 6 NE 7 E 6 E 5 SE 5 SE 6 20 FT WIND GUST.10 15 10 10 10 10 CHC OF PCPN (%).20 40 40 40 40 40 SEAS............1 1 1 1 1 1 SEA STATE.......LC LC LC LC LC LC $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...MIKE EFFERSON TYPE OF REQUEST...HAZMAT .TAG 20100620.PORTF.15/LIX