000 
ACPA40 PHFO 272159
TWDPA 

TROPICAL WEATHER DISCUSSION
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
2200 UTC MARCH 27 2004

CENTRAL NORTH PACIFIC...FROM 30N TO EQUATOR BETWEEN 140W AND 180
CENTRAL SOUTH PACIFIC...FROM 25S TO EQUATOR BETWEEN 120W AND 180

BASED ON METEOROLOGICAL ANALYSIS THROUGH 1800 UTC AND SATELLITE 
IMAGERY THROUGH 2100 UTC. MOVEMENTS AND TRENDS PAST 24 HOURS 
UNLESS STATED OTHERWISE.

CENTRAL NORTH PACIFIC

TROPICAL CYCLONES/DISTURBANCES...
NONE.

OTHER SIGNIFICANT FEATURES...
ITCZ...04N140W 02N152W 07N158W 05N165W 06N177W AND EXTENDING EAST OF 
140W. WIDELY SCATTERED CB WITHIN 50NM OF LINE 04N155W 08N159W AND 
ISOLATED CB ELSEWHERE WITHIN 120NM OF ITCZ HAVE REMAINED NEARLY 
STATIONARY AND INTENSIFIED.

FRONT/SHEARLINE...FRONT 30N154W 28N156W EXTENDING NORTH OF 30N AND 
CONTINUING AS SHEARLINE TO 25N162W. SCATTERED TCU AND BROKEN LOW 
CLOUDS WITHIN 20NM OF SHEARLINE HAVE MOVED EAST SOUTHEAST AT 20KT 
AND WEAKENED.

TROUGH...25N155W 18N156W. AREA OF ISOLATED CB AND BROKEN TO OVERCAST 
MIDDLE AND HIGH CLOUDS BOUNDED BY 23N154W 18N152W 16N154W 19N159W 
23N154W HAS MOVED EAST AT 20KT AND INTENSIFIED.

MAIN HAWAIIAN ISLANDS...KAUAI TO THE BIG ISLAND OF HAWAII...
SEE OTHER SIGNIFICANT FEATURES...SEE OTHER SIGNIFICANT 
FEATURES...TROUGH ABOVE. FOR DETAILS...SEE THE LATEST HAWAIIAN 
ISLANDS SATELLITE INTERPRETATION MESSAGE WITH WMO HEADER ATHW40 PHFO 
AND AWIPS HEADER HFOSIMHI.

NORTHWEST HAWAIIAN ISLANDS...KURE ATOLL TO NIHOA INCLUDING MIDWAY... 
NO ACTIVE CONVECTION. BROKEN LOW CLOUDS. SEE OTHER SIGNIFICANT 
FEATURES...FRONT/SHEARLINE ABOVE.

JOHNSTON ISLAND...
NO ACTIVE CONVECTION. SCATTERED TO LOW CLOUDS.

ELSEWHERE...
NIL.


CENTRAL SOUTH PACIFIC

TROPICAL CYCLONES/DISTURBANCES...
NONE.

OTHER SIGNIFICANT FEATURES...
FRONT...25S139W 17S154W 14S165W AND EXTENDING SOUTH OF 25S. AREA OF 
ISOLATED CB PARTLY BOUNDED BY 12S166W 17S144W 20S139W 25S138W 
16S158W 12S166W AND EXTENDING SOUTHEAST HAS MOVED NORTHEAST AT 7KT 
AND DECREASED IN SIZE.

CONVERGENCE ZONE...AREA OF WIDELY SCATTERED CB EXTENDING ACROSS 
DATELINE BOUNDED BY 03S174E 09S174W 11S174W 16S179W 15S174E 03S174E 
HAS MOVED NORTHEAST SLOWLY AND WEAKENED.

AMERICAN SAMOA AND THE INDEPENDENT STATE OF SAMOA...
NO ACTIVE CONVECTION. OVERCAST HIGH CLOUDS.

ELSEWHERE...
AREA OF ISOLATED CB BOUNDED BY 06S125W 08S120W 10S128W 08S128W HAVE 
MOVED WEST SOUTHWEST AT 10KT AND DECREASED IN SIZE.

$$
DONALDSON