585
FZPN40 PHFO 080331
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC TUE SEP 08 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT
OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN
TWICE THE SIGNIFICANT WAVE HEIGHT.

THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE
HIGHER THAN 10-MINUTE AVERAGE WINDS.

SECURITE

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W

SYNOPSIS VALID 0000 UTC SEP 08 2026.
24 HOUR FORECAST VALID 0000 UTC SEP 09 2026.
48 HOUR FORECAST VALID 0000 UTC SEP 10 2026.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE LOWELL NEAR 20.3N 161.3W 956 MB AT 0300 UTC SEP 08
MOVING NNE OR 025 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 95 KT
GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E
SEMICIRCLE...100 NM SW QUADRANT AND 140 NM NW QUADRANT. WINDS 20
TO 30 KT ELSEWHERE FROM 14N TO 29N BETWEEN 155W AND 167W. SEAS 4
M OR GREATER WITHIN 330 NM S SEMICIRCLE...180 NM NE QUADRANT AND
300 NM NW QUADRANT WITH SEAS TO 13 M. SEAS 2.5 TO 3.5 M ELSEWHERE
N OF 03N W OF 155W. SCATTERED MODERATE TO STRONG TSTMS WITHIN 95
NM SW SEMICIRCLE AND 35 NM NE SEMICIRCLE FROM CENTER.
.24 HOUR FORECAST TROPICAL STORM LOWELL NEAR 25.3N 160.6W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 140 NM E SEMICIRCLE...80 NM SW QUADRANT AND 110 NM NW
QUADRANT. WINDS 20 TO 30 KT ELSEWHERE N OF 22N BETWEEN 150W AND
167W. SEAS 4 M OR GREATER FROM 22N TO 31N BETWEEN 153W AND 166W
WITH SEAS TO 11.5 M. SEAS 2.5 TO 3.5 M ELSEWHERE N OF 11N W OF
146W.
.48 HOUR FORECAST TROPICAL STORM LOWELL NEAR 28.2N 163.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 100 NM NW AND SE QUADRANTS...120 NM NE QUADRANT AND
50 NM SW QUADRANT. WINDS 20 TO 30 KT ELSEWHERE N OF 26N BETWEEN
155W AND 170W. SEAS 4 M OR GREATER N OF 27N BETWEEN 157W AND 168W
WITH SEAS TO 8.5 M. SEAS 2.5 TO 3.5 M ELSEWHERE N OF 21N BETWEEN
146W AND 176W.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST

.LOW 23N150W 1004 MB MOVING NW 10 KT. WINDS 20 TO 30 KT FROM 23N
TO 30N BETWEEN 144W AND 154W. SEAS 2.5 TO 4.5 M ELSEWHERE N OF
20N BETWEEN 141W AND 154W.
 .24 HOUR FORECAST LOW OPENED INTO A TROUGH AND ABSORBED INTO
TROPICAL STORM LOWELL.

.WINDS 20 TO 30 KT FROM 03N TO 08N W OF 165W.
.24 HOUR FORECAST WINDS SUBSIDED BELOW 20 KT.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA.

.MONSOON TROUGH 09N140W TO 10N150W TO 16N158W...AND 17N165W TO
12N173W TO 13N180W. SCATTERED MODERATE TSTMS NEAR TROUGH WITHIN
50 NM OF A LINE FROM 11N160W TO 15N155W TO 18N153W...AND FROM 06N
TO 10N BETWEEN 142W AND 148W. SCATTERED MODERATE TO ISOLATED
STRONG TSTMS S OF TROUGH FROM 00N TO 04N BETWEEN 147W AND
154W...AND FROM 00N TO 09N W OF 167W.

$$

.FORECASTER CHAN. HONOLULU HI.