FNUS74 KLIX 182222 FWSLIX SPOT FORECAST FOR DEEPWATER HORIZON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 522 PM CDT TUE MAY 18 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .SYNOPSIS... 1010MB LOW LOCATED OVER SOUTHERN WEST VIRGINIA WITH ASSOCIATED COLD FRONT EXTENDING INTO SOUTH CENTRAL MS AND SOUTHERN LA. RELATIVELY FLAT PRESSURE GRADIENT ACROSS NORTHERN GULF OF MEXICO. BROAD 1016MB SFC HIGH CENTERED OVER CENTRAL GULF OF MEXICO. SFC PRESSURE AT SPOT LOCATION...1014MB. .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...GENERAL NON-SVR TSTMS POSSIBLE TODAY. ...SPC DAY2 OUTLOOK...GENERAL NON-SVR TSTMS POSSIBLE WEDNESDAY. .WIND PROFILE... 21Z RUC13 SOUNDING AT SPOT LOCATION SFC...SW 4KT 1KFT...SW 4KT 2KFT...VAR 2KT 3KFT...VAR 2KT 4KFT...WSW 6KT 5KFT...W 13KT MAX WIND...274/47KT 54.0KFT. DRY LAPSE RATE 3400 FT WITH INVERSION 3400 FT TO 5000 FEET. ROUGHLY MOIST LAPSE RATE ABOVE. DRY THROUGH THE COLUMN...P.W. 1.18 IN. .NEARBY GULF ASOS/AWOS OBSERVATIONS... ...KBVE - BOOTHVILLE-VENICE LA ASOS ...KGAO - GALLIANO LA AWOS ...KHSA - STENNIS INTL AP - BAY ST LOUIS MS ...KIPN - INDEPENDENCE 28.1N 87.9W ...KMYT - INNOVATOR 28.2N 89.6W ...KSPR - SHIP SHOAL 28.6N 91.2W ...KMDJ - MS CANYON 28.7N 89.8W ...KDLP - WEST DELTA 29.1N 89.6W METAR KBVE 182151Z AUTO 22010KT 10SM CLR 28/22 A2991 METAR KGAO 182202Z AUTO 20011G16KT 10SM CLR 30/22 A2991 RMK AO2 LTG DSNT SW THRU N METAR KHSA 182151Z 00000KT 10SM SCT040 BKN110 27/21 A2987 METAR KIPN 182155Z AUTO 29006KT 10SM SCT020 28/22 A2993 METAR KMYT 182155Z AUTO 00000KT 9SM FEW019 SCT024 SCT030 29/23 A2993 METAR KSPR MISG METAR KMDJ MISG .AREAL AVIATION... COASTAL LAND AREAS...VFR SCT030...ISOLD TSTMS 19Z-24. MARINE AREA BTWN 27-30N/87-90W...SCT015-030...NO SIG WXR. TAF KHUM 181737Z 1818/1918 23006KT P6SM SCT027 FM182000 26006KT P6SM VCTS SCT045CB TEMPO 1821/1901 VRB15KT 2SM TSRA BKN020CB FM190100 23003KT P6SM SCT250 FM191400 14004KT P6SM FEW035= TAF KHSA 181845Z 1818/1918 29005KT P6SM VCTS SCT035CB TEMPO 1819/1823 VRB10G20KT 5SM -TSRA BKN030CB FM190100 VRB02KT P6SM SCT250 FM190600 00000KT 5SM BR SCT250 TEMPO 1910/1912 2SM BR FM191300 VRB03KT P6SM SCT035= AREAL OUTLOOK FOR WEDNESDAY...VFR SCT100. LGT SE WND. AREAL OUTLOOK FOR THURSDAY...VFR SCT200. LGT-MDT SE WND. AREAL OUTLOOK FOR FRIDAY...VFR SCT020. MDT E WND. .RADAR... AN AREA OF SHOWERS AND THUNDERSTORMS CURRENTLY LOCATED ABOUT 40 MILES SOUTH OF TERREBONNE PARISH WILL CONTINUE TO MOVE TO THE EAST AT 20 MPH. ANOTHER BAND OF THUNDERSTORMS EXTENDS FROM NEW IBERIA TO THE EAST THROUGH BATON ROUGE AND INTO LAKE PONTCHARTRAIN AND THE NEW ORLEANS AREA. THESE THUNDERSTORMS ARE ALSO MOVING TO THE EAST AT 20 MPH...WITH NO SOUTHWARD MOVEMENT TOWARD LOWER LAFOURCHE AND TERREBONNE PARISHES AT THIS TIME. IN ADDITION...ISOLATED THUNDERSTORMS ARE MOVING EAST ALONG THE MISSISSIPPI GULF COAST AT 20 MPH. .TIDAL INFORMATION... PSTL1 1.36 FT AT 1636 CDT...FORECAST LOW TIDE IS 0.19 FT AT MIDNIGHT CDT. WYCM6 2.08 FT AT 1642 CDT...FORECAST LOW TIDE IS -0.21 FT AT 3 AM CDT. BUOY 42040 WATER TEMP: 81.0F TIME (CDT) 5PM SKY (%).........44 WEATHER COV..... WEATHER TYPE.... TEMP............78 RH..............78 20 FT WIND DIR..W 20 FT WIND SPD..3 20 FT WIND GUST.5 MIX HGT (KFT)...2.1 MIX HGT (KM)....0.6 TRANSP WIND DIR.W TRANSP WIND SPD.8 TRANS SPD (M/S).4 CHC OF PCPN (%).10 CEILINGS........F30 SEAS............1 SEA STATE.......LIGHT CHOP .TONIGHT... TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........44 32 32 32 32 32 32 30 30 30 30 30 WEATHER COV..... WEATHER TYPE.... TEMP............77 76 76 76 76 76 75 75 75 75 75 75 RH..............79 93 96 96 92 94 96 94 94 94 94 94 20 FT WIND DIR..W W W W W SW SW SW SW SW SW SW 20 FT WIND SPD..3 3 4 5 5 5 6 6 6 5 5 4 20 FT WIND GUST.5 5 5 10 10 10 10 10 10 10 5 MIX HGT (KFT)...2.1 1.1 1.1 1.1 1.2 1.2 1.2 1.1 1.1 1.1 1.0 1.0 MIX HGT (KM)....0.6 0.3 0.3 0.3 0.4 0.4 0.4 0.3 0.3 0.3 0.3 0.3 TRANSP WIND DIR.W W W W W W W W W W SW SW TRANSP WIND SPD.8 12 12 12 14 14 14 14 14 14 10 10 TRANS SPD (M/S).4 5 5 5 6 6 6 6 6 6 4 4 CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 10 CEILINGS........F30........................................... SEAS............1 2 2 2 2 2 2 2 2 2 2 2 SEA STATE.......LIGHT CHOP.................................... .WEDNESDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........30 30 30 30 31 31 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............75 76 78 79 79 78 RH..............94 90 86 82 79 82 20 FT WIND......W 3 SW 3 SW 5 S 5 S 6 S 6 20 FT WIND GUST.5 5 10 10 10 MIX HGT (FT)....1000 1800 1800 1800 1600 1300 MIX HGT (M).....300 550 550 550 490 400 TRANSPORT WIND..SW 10 W 7 W 7 W 7 SW 6 SW 3 CHC OF PCPN (%).10 10 10 10 10 10 CEILINGS........S100................................... SEAS............2 2 2 2 1 1 SEA STATE.......LIGHT CHOP............................. $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...MIKE EFFERSON TYPE OF REQUEST...HAZMAT .TAG 20100518.DEEPW.13/LIX