FNUS74 KLIX 161732 FWSLIX SPOT FORECAST FOR PORT FOURCHON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 1232 PM CDT SUN MAY 16 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .SYNOPSIS.... A WEAK TROUGH OF LOW PRESSURE ALONG THE LA COAST IS LIKELY TO BECOME ACTIVATED WITH TSTMS THIS MORNING AS AN UPPER LEVEL DISTURBANCE MOVES E FROM SW LA THIS MORNING INTO THE AFTERNOON. A 5MB GRADIENT WAS ACROSS THE GLFMEX WITH 1019MB ALONG THE W FL COAST...1014MB ON THE TX COAST. PRESSURE OVER PORT FOURCHON IS 1016MB. .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...GENERAL NON-SVR TSTMS EXPECTED TODAY. ...SPC DAY2 OUTLOOK...GENERAL NON-SVR TSTMS EXPECTED MONDAY. ...THUNDERSTORMS ARE EXPECTED TO DEVELOP AND BECOME QUITE NUMEROUS AND STRONG THIS MORNING... THUNDERSTORMS WILL BE POSSIBLE OVER MUCH OF THE DAY. THESE STORMS WILL BE CAPABLE OF FREQUENT TO CONTINUOUS LIGHTNING...WIND GUSTS AROUND 35 KNOTS...LOCALLY ROUGH SEAS DURING STRONGER STORMS AND EVEN A FEW WATERSPOUTS WILL BE POSSIBLE ESPECIALLY UNDER RAPIDLY DEVELOPING STORMS. MARINERS OPERATING IN THE COASTAL WATERS SHOULD BE MINDFUL OF INCLEMENT WEATHER MOVING INTO OR DEVELOPING RAPIDLY OVER THE AREA TODAY. STAY TUNED FOR LATER STATEMENTS AND POSSIBLE MARINE WEATHER WARNINGS TODAY. .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 SPECI KBVE 161710Z AUTO 17004KT 6SM -RA BR BKN036 BKN045 OVC060 22/21 A3004 RMK AO2 P0009 TSNO METAR KGAO 161722Z AUTO 34009KT 10SM TS CLR 22/22 A3002 RMK AO2 LTG DSNT ALQS METAR KHUM 161650Z 20005KT 1SM RA BR VV005 22/22 A3002 METAR KMDJ MISG METAR KDLP 161715Z AUTO VRB05KT 2SM BR FEW016 BKN021 BKN028 24/22 A3001 RMK A01 .RADAR... A LARGE CLUSTER OF THUNDERSTORMS WERE MOVING SE AT 18 KT ACROSS SOUTHEASTERN LA AND HAS NOW PUSHED INTO COASTAL LA...THE CHANDELEUR...BRETON...AND MISSISSIPPI SOUNDS. THE LINE NOW STRETCHES FROM PASCAGOULA TO NEAR BOOTHVILLE TO GALLIANO AND HOUMA. FREQUENT TO CONTINUOUS LIGHTNING...MODERATE TO HEAVY RAIN...AND WIND GUSTS OF UP TO 35 KTS ARE ASSOCIATED WITH THIS LINE. IN ADDITION THERE IS THE POSSIBILITY OF GETTING QUICK WEAK TORNADOES/WATERSPOUTS TO SPIN UP ALONG THIS LINE. OTHER ACTIVITY WAS LOCATED SOUTH AND EAST OF TIMBALIER AND TERREBONNE BAYS AND THESE ARE CAPABLE OF MODERATE RAIN...FREQUENT LIGHTNING...WIND GUSTS NEAR GALE FORCE AND EVEN A FEW WATERSPOUTS. .TIDAL INFORMATION... PSTL1 2.26 FT AND RISING...LOW TIDE HIGH 0.14 AT 10PM CDT. GISL1 2.11 FT AND STEADY...HIGH TIDE IS OCCURRING. .TODAY... TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........85 79 79 79 79 79 WEATHER COV.....DEF DEF DEF LKY LKY LKY WEATHER TYPE....TSM TSM TSM TSM TSM TSM TEMP............79 79 80 80 80 79 RH..............78 77 77 75 78 78 20 FT WIND DIR..S S S S S S 20 FT WIND SPD..9 10 10 10 9 8 20 FT WIND GUST.20 20 20 20 20 15 CHC OF PCPN (%).100 100 90 70 70 70 SEAS............3 2 2 2 2 2 SEA STATE.......CHOPPY BUT ROUGH NEAR TSM... HRLY RAIN (IN). .65 .80 .25 .20 .19 .19 .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........79 38 30 30 24 25 WEATHER COV.....LIKELY S CHC S CHC S CHC WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM NONE NONE TEMP............79 78 77 76 75 74 RH..............78 80 85 88 92 95 20 FT WIND......S 6 SW 6 SW 6 SW 7 SW 6 W 6 20 FT WIND GUST.10 10 10 15 10 10 CHC OF PCPN (%).70 20 20 20 10 10 SEAS............2 2 2 2 3 3 SEA STATE.......LT CHOP.................................. HRLY RAIN (IN)..0.02 0.02 0.02 0.02 0.02 0.02 .MONDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........25 70 70 70 52 52 WEATHER COV..... CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....NONE TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............73 76 80 82 84 86 RH..............93 85 73 68 64 60 20 FT WIND......W 6 NW 6 NW 5 NW 4 W 3 SW 5 20 FT WIND GUST.10 10 10 5 5 10 CHC OF PCPN (%).10 30 30 30 30 30 SEAS............3 3 3 3 3 3 SEA STATE.......LT CHOP.................................. HRLY RAIN (IN)..0.07 0.07 0.07 0.07 0.07 0.07 $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...MIKE EFFERSON TYPE OF REQUEST...HAZMAT .TAG 20100516.PORTF.09/LIX