FNUS74 KLIX 301512 FWSLIX SPOT FORECAST FOR DEEPWATER HORIZON...NWS NATIONAL WEATHER SERVICE NEW ORLEANS LA 1012 AM CDT FRI APR 30 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... .SURFACE... HIGH PRESSURE HAS CENTERED OVER THE WESTERN ATLANTIC AND A COLD FRONT IS MOVING THROUGH THE THE PLAINS. THIS IS STRENGTHENING THE ONSHORE FLOW WITH NUMEROUS BUOYS AND PILOT STATIONS REPORTING SUSTAINED WINDS NEAR 20KTS AND GUSTS UP TO 25KTS STILL. WINDS ARE FORECAST TO REMAIN AROUND THIS STRENGTH THROUGHOUT THE DAY. .AVIATION... MVFR CEILINGS TO CONTINUE THROUGH THE MORNING HOURS WITH CLOUD BASES HOVERING AROUND 1500-2K FT THROUGH MIDDAY. BY THIS AFTERNOON CEILINGS SHOULD FINALLY BEGIN TO RISE ABOVE 3K FT. AS FOR WINDS GUSTY SOUTHEAST WINDS WILL CONTINUE THROUGH THE DAY. WINDS ABOUT 100-200 FT ABOVE THE SURFACE WILL LIKELY REMAIN NEAR 25 KTS THROUGH THE MORNING BUT BY THIS AFTERNOON COULD WEAKEN TO AROUND 20-25KTS BUT JUST ABOVE THAT AT AROUND 500-1K FT WINDS WILL REMAIN GUSTY HOVERING NEAR 30KTS. THE OTHER ISSUE WILL BE ISOLATED SHOWERS AND THUNDERSTORMS TODAY. THESE OF COURSE COULD LOWER CEILINGS AND VISIBILITIES IN ADDITION TO BRINGING ABOUT LIGHTNING AND WINDS GUSTS IN EXCESS OF 30KTS. .RADAR... AT 10AM CDT RADAR SHOWED A FEW SHOWERS AND THUNDERSTORMS MAINLY NORTH OF THE 28.6 PARALLEL AND EAST OF 88.8W MERIDIAN. THIS ACTIVITY REMAIN ON THE WEAK SIDE BUT BRIEF GUSTY WINDS UP TO 30KTS WITH THE OCCASIONAL LIGHTNING STRIKE POSSIBLE. LOOK FOR ACTIVITY TO REMAIN ISOLATED BUT POSSIBLE THROUGHOUT THE DAY OVER MUCH OF THE OIL SLICK. A FEW OF THESE STORMS COULD BECOME STRONG WITH BRIEF WIND GUSTS IN EXCESS OF 34KTS OF FREQUENT LIGHTNING. .TODAY... TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........78 78 78 53 53 53 49 49 WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TEMP............74 75 76 76 76 76 76 76 RH..............97 93 90 87 90 90 90 94 20 FT WIND DIR..S S S S S S S S 20 FT WIND SPD..16 16 17 17 17 17 17 17 20 FT WIND GUST.28 28 26 26 25 25 25 25 MIX HGT (KFT)...0.6 0.6 0.6 0.5 0.5 0.5 0.5 0.5 MIX HGT (KM)....0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 TRANSP WIND DIR.SE SE S S S S S S TRANSP WIND SPD.28 28 28 26 26 26 25 25 TRANS SPD (M/S).13 13 13 12 12 12 11 11 CHC OF PCPN (%).20 20 20 20 20 20 20 20 SEAS............6 6 7 7 7 7 7 7 SEA STATE.......ROUGH........................... HRLY RAIN (IN)..0.120.120.120.120.120.120.120.12 .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........49 53 62 62 72 75 WEATHER COV.....S CHC S CHC S CHC S CHC S CHC S CHC WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............75 73 73 73 73 73 RH..............94 100 97 93 93 93 20 FT WIND......S 20 S 21 SE 22 SE 22 SE 23 SE 23 20 FT WIND GUST.31 32 33 33 35 35 MIX HGT (FT)....500 500 400 400 500 500 MIX HGT (M).....150 150 120 120 150 150 TRANSPORT WIND..S 25 S 29 SE 26 SE 26 SE 26 SE 28 TRAN WIND (M/S).S 25 S 29 SE 26 SE 26 SE 26 SE 28 CHC OF PCPN (%).20 20 20 20 20 20 SEAS............7 8 8 8 9 9 SEA STATE.......VERY ROUGH.............................. HRLY RAIN (IN)..0.01 0.01 0.01 0.01 0.01 0.01 .SATURDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........75 78 78 78 64 64 WEATHER COV.....S CHC WEATHER TYPE....TSTORM NONE NONE NONE NONE NONE TEMP............73 74 78 80 81 81 RH..............93 90 82 77 74 74 20 FT WIND......S 21 S 21 S 20 S 20 SE 20 SE 20 20 FT WIND GUST.33 32 31 30 30 30 MIX HGT (FT)....500 500 400 400 400 400 MIX HGT (M).....150 150 120 120 120 120 TRANSPORT WIND..SE 28 SE 28 S 31 S 31 S 32 S 28 TRAN WIND (M/S).SE 28 SE 28 S 31 S 31 S 32 S 28 CHC OF PCPN (%).20 10 10 10 10 10 SEAS............9 10 10 10 11 11 SEA STATE.......VERY ROUGH.............................. HRLY RAIN (IN)..0.0 0.0 0.0 0.0 0.0 0.0 $$ FORECASTER...NWS NEW ORLEANS REQUESTED BY...TIM ERICKSON TYPE OF REQUEST...HAZMAT .TAG 20100430.DEEPW.02/LIX