FNUS74 KLIX 202030 FWSLIX SPOT FORECAST FOR DEEPWATER HORIZON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 330 PM CDT THU MAY 20 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .SYNOPSIS...AT 20Z A 1007MB SFC LOW WAS OVER KS/MO BORDER WHILE 1019MB SFC HIGH WAS LOCATED OVER WI. 6MB PRESSURE GRADIENT ACROSS THE GULF WITH 1014MB ALONG THE FL PENINSULA TO 1008 MB ALONG THE LOWER TX COAST. THIS IS PROVIDING LIGHT TO MODERATE ONSHORE FLOW. SFC PRESSURE OVER THE SPOT LOCATION IS 1014MB. .WATCH/WARNING/ADVISORY SUMMARY... ...SPC DAY1 OUTLOOK...SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS LAND AREAS. GENERAL RISK FOR THUNDERSTORMS ACROSS THE MARINE AREAS. ...SPC DAY2 OUTLOOK...NO RISK OF SEVERE THUNDERSTORMS. .WIND PROFILE... 20Z RUC13 SOUNDING AT SPOT LOCATION SFC... S 10KT 250FT... S 11KT 500FT... S 12KT 1KFT... S 15KT 2KFT... S 19KT 3KFT... S 17KT 4KFT... S 12KT 5KFT... S 13KT MAX WIND...259/47KT 43.6KFT. ROUGHLY MOIST LAPSE RATE THROUGH ENTIRE COLUMN...P.W. 1.40 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 201951Z AUTO 18010KT 10SM CLR 29/23 A2993 RMK AO2 SLP135 T02940228 TSNO METAR KGAO 202002Z AUTO 18012G18KT SCT031 31/22 A2991 RMK AO2 PWINO METAR KHSA 201955Z 17013G21KT 10SM BKN028 29/23 A2989 METAR KIPN 201950Z AUTO 11005KT 10SM CLR 27/22 A2995 RMK A01 METAR KMYT 201955Z AUTO 17012KT 10SM CLR 29/23 A2992 RMK A01 METAR KSPR 202000Z AUTO 19012KT 10SM 28/24 A2991 RMK A01 METAR KMDJ 201955Z AUTO 17011KT 10SM CLR 27/24 A2993 RMK A01 METAR KDLP 201955Z AUTO 16009KT 10SM FEW022 30/23 A2992 RMK A01 .AREAL AVIATION... COASTAL LAND AREAS...VFR LCL MVFR SCT/BKN030...ISOLD TSTMS 18-02Z. MARINE AREA BTWN 27-30N/87-90W...FEW/SCT 020-030...ISO SHRA 18Z-02Z. TAF KHUM 201740Z 2018/2118 15010KT P6SM SCT030 SCT250 FM202100 16008KT P6SM VCTS SCT035CB SCT250 FM210100 16005KT P6SM SCT250 FM210900 15004KT 6SM BR SCT020 TEMPO 2110/2112 5SM BR KHSA 201739Z 2018/2118 17011G19KT P6SM BKN025 FM202200 16007KT P6SM VCTS BKN040CB BKN250 FM210200 16005KT P6SM SCT050 SCT250 FM211000 00000KT 3SM BR SCT015 FM211430 18008KT P6SM SCT040= AREAL OUTLOOK FOR FRIDAY...VFR SCT020. MDT SE WND. AREAL OUTLOOK FOR SATURDAY...VFR SCT030. LGT-MDT SE WND. AREAL OUTLOOK FOR SUNDAY...VFR SCT200. LGT-MDT SE WND. .RADAR...SCATTERED SHOWERS AND A TRHUNDERSTORM WERE OCCURRING ACROSS SOUTHEASTERN LA AND SOUTHERN MISSISSIPPI. THIS ACTIVITY IS MOVING TO THE NORTHEAST AT 18 KTS. OCCASIONAL TO FREQUENT LIGHTNING WAS DETECTED WITH THIS ACTIVITY. .TIDAL INFORMATION... PSTL1 1.56 FT AT 1508 CDT FALLING...LOW TIDE 0.69 AT 1AM CDT. WYCM6 2.11 FT AT 1353 CDT RISING...HIGH TIDE 2.16 FT AT 1600 CDT. BUOY 42040 WATER TEMP: 81.5F .REST OF TODAY... TIME (CDT) 3PM 4PM 5PM SKY (%).........30 30 30 WEATHER COV..... SCH WEATHER TYPE.... TSM TEMP............80 80 80 RH..............76 76 79 20 FT WIND DIR..S SE SE 20 FT WIND SPD..5 5 6 20 FT WIND GUST.10 10 10 MIX HGT (KFT)...2.5 2.5 2.5 MIX HGT (KM)....0.8 0.8 0.8 TRANSP WIND DIR.SE SE SE TRANSP WIND SPD.7 6 6 TRANS SPD (M/S).3 3 3 CHC OF PCPN (%).20 20 20 SEAS............1 1 1 SEA STATE.......LC LC LC .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........30 30 30 30 33 47 WEATHER COV.....S CHC WEATHER TYPE....TSTORM NONE NONE NONE NONE NONE TEMP............79 78 76 76 76 76 RH..............79 82 87 87 87 90 20 FT WIND......SE 6 SE 6 SE 8 SE 8 S 8 S 6 20 FT WIND GUST.10 10 15 15 15 10 MIX HGT (FT)....2500 2300 2100 2100 2100 2000 MIX HGT (M).....760 700 640 640 640 610 TRANSPORT WIND..SE 6 E 8 SE 12 SE 12 SE 14 SE 12 TRAN WIND (M/S).SE 6 E 8 SE 12 SE 12 SE 14 SE 12 CHC OF PCPN (%).20 10 10 10 10 10 SEAS............1 1 1 1 2 2 SEA STATE.......LC LC LC LC LC LC .FRIDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........61 62 52 42 40 40 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............76 77 81 83 84 84 RH..............87 85 75 71 68 68 20 FT WIND......S 5 SE 4 E 5 E 5 E 6 SE 6 20 FT WIND GUST.10 5 10 10 10 10 MIX HGT (FT)....2000 2000 2100 2100 2300 2500 MIX HGT (M).....610 610 640 640 700 760 TRANSPORT WIND..SE 12 SE 8 E 8 E 8 E 10 E 10 TRAN WIND (M/S).SE 12 SE 8 E 8 E 8 E 10 E 10 CHC OF PCPN (%).10 10 10 10 10 10 SEAS............2 2 2 2 2 2 SEA STATE.......LC LC LC LC LC LC $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...MIKE EFFERSON TYPE OF REQUEST...HAZMAT .TAG 20100520.DEEPW.10/LIX