WWNV40 NFFN 130300
 
Special Advisory Number SIX for Vanuatu on TC TROPICAL CYCLONE ULUI
ISSUED FROM RSMC NADI
Mar 13/0306 UTC 2010 UTC.
TROPICAL CYCLONE ULUI CENTRE 980 HPA WAS LOCATED NEAR 13.8S 164.4E AT
130000 UTC.  POSITION FAIR BASED ON HR GMS VIS/EIR  IMAGERY WITH
ANIMATION. CYCLONE MOVING SLOW.  MAXIMUM 10-MINUTE AVERAGE WINDS NEAR
THE CENTRE ESTIMATED AT ABOUT 55 KNOTS  INCREASING TO 65 KNOTS IN THE
NEXT 18 TO 24 HOURS. EXPECT WINDS OVER 63 KNOTS WITHIN 30 NAUTICAL
MILES OF THE CENTRE IN THE NEXT 18 TO 24 HOURS. EXPECT WINDS OVER 47
KNOTS WITHIN 40 NAUTICAL MILES OF THE CENTRE. EXPECT WINDS OVER 33
KNOTS WITHIN 120 NAUTICAL MILES OF THE CENTRE.
DEEP CONVECTION BANDS ARE BEGINNING TO WRAP TIGHTLY AROUND THE LLCC.
SYSTEM LIES IN A LIGHT TO MODERATELY SHEARED ENVIRONMENT. UPPER
OUTFLOW GOOD IN ALL SECTORS. SST AROUND 30C. THE CYCLONE IS EXPECTED
TO BE STEERED WEST-NORTHWEST BY EAST TO SOUTHEAST DEEP LAYER MEAN
FLOW. ORGANISATION CONTINUES TO IMPROVE. DVORAK ANALYSIS BASED ON
0.95 WRAP ON LOG10 SPIRAL YIELDING DT=3.5, THUS T3.5/3.5/D1.0/24HRS. 
GLOBAL MODELS AGREE ON A WEST-NORTHWEST TRACK WITH INTENSIFICATION.
FORECASTS :
AT 12 HRS VALID AT 131200 UTC 13.3S 162.6E MOV WNW AT 09 KT WITH 60
KT CLOSE TO CENTRE
AT 24 HRS VALID AT 140000 UTC 13.0S 161.2E MOV WNW AT 07 KT WITH 65
KT CLOSE TO CENTRE
OUTLOOK :
AT 36 HRS VALID AT 141200 UTC 13.0S 159.8E MOV W AT 07 KT WITH 80 KT
CLOSE TO CENTRE
AT 48 HRS VALID AT 150000 UTC 13.0S 158.5E MOV W AT 06 KT WITH 90 KT
CLOSE TO CENTRE
OVER THE NORTHERN ISLANDS OF VANUATU EXPECT STRONG TO DAMAGING GALE
FORCE WINDS EASING IN THE NEXT 6 TO 12 HOURS. PERIODS OF HEAVY RAIN
AND SQUALLY THUNDERSTORMS. FLOODING OF LOW-LYING AREAS EXPECTED. VERY
ROUGH SEAS AND MODERATE TO HEAVY SWELLS. 
THE IS WILL BE THE FINAL SPECIAL ADVISORY FOR VANUATU UNLESS THE
SITUATION CHANGES.
VANUATU MET PLEASE ACKNOWLEDGE RECEIPT OF THIS BULLETIN.