FNUS74 KLIX 151028 FWSLIX SPOT FORECAST FOR PORT FOURCHON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 528 AM CDT SAT MAY 15 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .SYNOPSIS...A COLD FRONT WAS MOVING SE 25 KT ACROSS TEXAS. A PRE-FRONTAL SQUALL LINE OF TSTMS WAS MOVING E 15 KT ALONG THE SOUTHWEST LA COAST JUST EAST OF GRAN CHENIER. A 9MB GRADIENT WAS ACROSS THE GLFMEX WITH 1021MB ALONG THE W FL COAST...1012MB AND FALLING PRESSURE ALONG THE LOWER TX COAST. PRESSURE AT PORT FOURCHON IS 1018MB AND STEADY. .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...GENERAL NON-SVR TSTMS EXPECTED TODAY. ...SPC DAY2 OUTLOOK...GENERAL NON-SVR TSTMS EXPECTED SUNDAY. ...STRONG THUNDERSTORMS OVER THE COASTAL WATERS... NO ADVISORIES AT THIS TIME BUT THUNDERSTORMS ARE APPROACHING THE AREA WITH SPECIAL WEATHER STATEMENTS AND MARINE WEATHER WARNINGS/STATEMENTS HIGHLY EXPECTED LATER THIS MORNING. .NEARBY GULF ASOS/AWOS OBSERVATIONS... ...K9F2 - FOURCHON LA ...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 150951Z AUTO 09004KT 7SM CLR 23/22 A3010 RMK AO2 SLP192 T02330217 TSNO METAR KGAO 150942Z AUTO 09012KT 10SM TS BKN001 BKN006 BKN016 25/22 A3008 RMK AO2 LTG DSNT SW AND W METAR KHUM 150940Z AUTO 7SM TS SCT029 SCT037 SCT070 23/23 A3007 RMK AO2 LTG DSNT E THRU W METAR KMDJ 150935Z AUTO 13014KT 10SM FEW040 SCT046 SCT055 25/24 A3009 RMK A01 METAR KDLP 150930Z AUTO 13009KT 6SM BR FEW015 SCT020 26/24 A3007 RMK A01 .RADAR... AN AREA OF SHOWERS AND FEW EMBEDDED THUNDERSTORMS WERE MOVING OF TERREBONNE AND TIMBALIER BAY. ANOTHER AREA OF THUNDERSTORMS WAS ABOUT 115 MILES TO THE SE OF PORT FOURCHON MOVING TO THE NW AT 20 MPH. THIS AREA OF THUNDERSTORMS WAS PRODUCING FREQUENT TO CONTINUOUS LIGHTNING. IT IS ALSO LIKELY PRODUCING WIND GUSTS IN EXCESS OF 25 KTS ALONG WITH GENERATING LOCALLY VERY ROUGH SEAS. THE SQUALLINE OVER SWRN LA AND THE COASTAL WATERS OF THE EXTREME NORTHWESTERN GULF CONTINUES TO MOVE TO THE E AROUND 15 MPH. AT 5AM CDT THIS LINE EXTENDED FROM NEAR LAKE SULPHUR SW TO NORTHWEST CAMERON LEASE AREA AND WILL CONTINUE TO SLOWLY MOVE TO THE EAST THROUGH THE MORNING AND DAY. THIS SQUALLINE IS ALSO PRODUCING FREQUENT TO CONTINUOUS LIGHTNING ALONG WITH WIND GUSTS UP TO 35KTS AND LOCALLY ROUGH SEAS. .TIDAL INFORMATION... PSTL1 1.72 FT AND FALLING...PROJECTED HIGH TIDE 2.20 FT AT 7AM CDT GISL1 1.27 FT AND RISING...PROJECTED HIGH TIDE 1.83 FT AT 11AM CDT .TODAY... TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........56 78 78 78 78 78 78 81 81 81 81 81 81 WEATHER COV.....SCT SCT SCT SCT SCT SCT SCT NUM NUM NUM NUM NUM NUM WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............76 76 77 78 79 79 79 80 80 80 80 80 80 RH..............89 89 89 86 81 79 79 79 76 76 76 77 79 20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE SE 20 FT WIND SPD..11 11 10 10 10 10 10 11 11 11 11 10 10 20 FT WIND GUST.25 25 20 20 20 20 20 25 25 25 25 20 20 CHC OF PCPN (%).30 30 30 30 30 30 30 60 60 60 60 60 60 SEAS............4 4 3 3 3 3 3 3 3 3 3 3 3 SEA STATE.......CHOPPY BUT ROUGH TO VERY ROUGH NEAR THUNDERSTORMS... HRLY RAIN (IN). .35 .35 .35 .35 .35 .35 .35 .35 .35 .35 .35 .35 .35 .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........81 88 88 88 75 75 WEATHER COV.....NUMRUS CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............79 77 77 76 76 75 RH..............79 85 86 87 88 89 20 FT WIND......SE 10 SE 9 SE 8 SE 8 SE 7 SE 6 20 FT WIND GUST.20 20 15 15 15 10 CHC OF PCPN (%).60 40 40 40 40 40 SEAS............3 3 3 3 3 3 SEA STATE.......CHOPPY................................... HRLY RAIN (IN)..0.22 0.22 0.22 0.22 0.22 0.22 .SUNDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........75 80 80 80 85 85 WEATHER COV.....CHANCE DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............75 76 78 80 81 81 RH..............91 88 79 76 74 74 20 FT WIND......SE 7 SE 8 SE 8 SE 8 SE 8 S 7 20 FT WIND GUST.15 15 15 15 15 15 CHC OF PCPN (%).40 80 80 80 80 80 SEAS............3 2 2 2 2 2 SEA STATE.......CHOPPY................................... HRLY RAIN (IN)..0.83 0.83 0.83 0.83 0.83 0.83 $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...MIKE EFFERSON TYPE OF REQUEST...HAZMAT .TAG 20100515.PORTF.02/LIX