FNUS74 KLIX 151912 FWSLIX SPOT FORECAST FOR PORT FOURCHON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 212 PM CDT SAT MAY 15 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .SYNOPSIS....SYNOPSIS...A WEAK BOUNDARY IS DRAPED ACROSS EASTERN TEXAS AND NORTH ALONG THE OK/AR BORDER. SHOWER AND THUNDERSTORM ACTIVITY CONTINUES OVER SOUTHEASTERN LA...SOUTHERN MS...AND ALONG THE COASTAL WATERS OVER CHANDELEUR AND BRETON SOUNDS. A 6MB GRADIENT WAS ACROSS THE GLFMEX WITH 1022MB ALONG THE W FL COAST...1016MB PRESSURE ALONG THE LOWER TX COAST. PRESSURE AT PORT FOURCHON IS 1018MB .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 POSSIBLE... SPECIAL MARINE WARNING FOR COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM. THIS IS MAINLY FOR CHANDELEUR AND BRETON SOUNDS AND THE EXTREME WESTERN EDGE OF MISSISSIPPI SOUND .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 151851Z AUTO 13011G18KT 9SM FEW034 26/23 A3009 RMK AO2 RAE1759 SLP189 P0000 T02610233 TSNO $ METAR KGAO 151842Z AUTO 14013G17KT 10SM TS SCT015 SCT021 29/25 A3007 RMK AO2 P0001 LTG DSNT N THRU E METAR KHUM 151750Z 15010KT 6SM BR SCT015 BKN025 28/23 A3005 METAR KMDJ 151240Z AUTO 15021G28KT 9SM BKN100 24/22 A3009 RMK A01 METAR KDLP 151850Z AUTO 14010G15KT 9SM FEW016 FEW023 FEW028 31/24 A3007 RMK A01 .RADAR... A LARGE ARA OF SHOWERS AND EMBEEDED THUNDERSTORMS CONTINUE TO REMAIN MOSTLY SITUATED OVER THE BRETON...CHANDELEUR...AND MISSISSIPPI SOUNDS. THESE STORMS WILL BE CAPABLE OF PRODUCING FREQUENT LIGHTNING...WIND GUSTS IN EXCESS OF 25 KTS AND LOCALLY ROUGH SEAS. ALSO WATERSPOUTS ARE NOT OUT OF THE QUESTIONS ESPECIALLY WITH ANY DEVELOPING STORM. FURTHER WEST NORTH OF THE LA COAST TO LAKES PONTCHARTRAIN AND MAUREPAS MORE SCATTERED SHOWERS AND THUNDERSTORMS CONTINUE TO DEVELOP. THE MAJORITY REMAIN JUST NORTH OF THE COAST BUT A FEW SHOWERS KEEP DEVELOP IN THE WATER AND MOVING NORTH. THIS ACTIVITY IS STILL CAPABLE OF PRODUCING LIGHT TO MODERATE RAINFALL...FREQUENT LIGHTNING...AND GUSTY WINDS. OTHER ACTIVITY TO WATCH IS A VERY LARGE AREA OF SHOWERS AND THUNDERSTORMS MOVING EAST OFF THE TX COAST. THIS COULD CONTINUE TO MOVE EAST AND AFFECT THE REGION TONIGHT. .TIDAL INFORMATION... PSTL1 1.59 FT AND FALLING...LOW TIDE IS 0.11 AT 10PM CDT. GISL1 1.52 FT AND FALLING...LOW TIDE IS 0.00 AT 11PM CDT. .REST OF TODAY... TIME (CDT) 2PM 3PM 4PM 5PM SKY (%).........81 81 81 81 WEATHER COV.....NUM NUM NUM NUM WEATHER TYPE....TSM TSM TSM TSM TEMP............80 80 80 80 RH..............76 76 77 79 20 FT WIND DIR..S SE SE SE 20 FT WIND SPD..12 11 9 9 20 FT WIND GUST.21 20 20 20 CHC OF PCPN (%).45 45 45 45 SEAS............4 4 4 4 SEA STATE.......CHOPPY......... HRLY RAIN (IN). .17 .17 .17 .22 .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 8 SE 9 SE 8 SE 8 SE 7 SE 6 20 FT WIND GUST.15 20 15 15 15 10 CHC OF PCPN (%).60 40 40 40 40 40 SEAS............4 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.11/LIX