557
FZPN40 PHFO 221541
HSFNP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SAT AUG 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 22 2026.
24 HOUR FORECAST VALID 1200 UTC AUG 23 2026.
48 HOUR FORECAST VALID 1200 UTC AUG 24 2026.
.WARNINGS.
..HURRICANE WARNING
.HURRICANE LALA NEAR 30.5N 172.4W 979 MB AT 1500 UTC AUG 22
MOVING NW OR 310 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 70 KT
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM S
SEMICIRCLE...220 NM NE QUADRANT AND 190 NM NW QUADRANT. WINDS 20
TO 30 KT ELSEWHERE FROM 27N TO 30N BETWEEN 166W AND 178W. SEAS 4
M OR GREATER WITHIN 240 NM NW AND SE QUADRANTS...270 NM NE
QUADRANT AND 180 NM SW QUADRANT WITH SEAS TO 5 M. SEAS 2.5 TO 3.5
M FROM 25N TO 30N W OF 163W. NUMEROUS SHOWERS FROM 28N TO 30N
BETWEEN 170W AND 178W.
.24 HOUR FORECAST TROPICAL STORM LALA NEAR 31.9N 174.0W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM NE QUADRANT...120 NM S SEMICIRCLE AND 150 NM NW
QUADRANT. WINDS 20 TO 30 KT ELSEWHERE FROM 27N TO 30N BETWEEN 169W
AND 178W. SEAS 3.5 TO 4.5 M 29N TO 30N BETWEEN 172W AND 176W WITH
SEAS TO 7.5 M JUST N OF CENTER. SEAS 2.5 TO 3.5 M ELSEWHERE FROM
N OF 17N W OF 165W.
.48 HOUR FORECAST TROPICAL STORM LALA NEAR 33.2N 175.4W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM N SEMICIRCLE...110 NM SE QUADRANT...80 NM SW
QUADRANT. WINDS 20 TO 30 KT ELSEWHERE FROM 29N TO 30N BETWEEN 172W
AND 177W. SEAS 2.5 TO 3 M FROM 26N TO 30N W OF 171W.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
..TROPICAL STORM WARNING
.TROPICAL STORM MOKE NEAR 14.8N 150.2W 994 MB AT 1500 UTC AUG 22
MOVING WNW OR 290 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N
SEMICIRCLE AND 40 NM SE QUADRANT. WINDS 20 TO 30 KT ELSEWHERE FROM
13N TO 20N BETWEEN 144W AND 157W. SEAS 4 M OR GREATER WITHIN 120
NM N SEMICIRCLE WITH SEAS TO 5 M. SEAS 2.5 T 3.5 M ELSEWHERE FROM
12N TO 22N BETWEEN 141W AND 155W. NUMEROUS MODERATE TO SCATTERED
STRONG TSTMS WITHIN 150 NM N SEMICIRCLE.
.24 HOUR FORECAST TROPICAL STORM MOKE NEAR 15.6N 154.0W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM N SEMICIRCLE AND 40 NM SE QUADRANT. WINDS 20 TO 30 KT
ELSEWHERE FROM 15N TO 20N BETWEEN 150W AND 158W. SEAS 4 M OR
GREATER FROM 15N TO 17N BETWEEN 153W AND 155W WITH SEAS TO 5 M.
SEAS 2.5 TO 3.5 FT ELSEWHERE FROM 11N TO 22N BETWEEN 141W AND
160W.
.48 HOUR FORECAST TROPICAL STORM MOKE NEAR 16.4N 158.9W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 70 NM N SEMICIRCLE. WINDS 20 TO 30 KT ELSEWHERE FROM 16N TO
19N BETWEEN 155W AND 160W. SEAS 2.5 TO 3.5 M FROM 11N TO 21N
BETWEEN 148W AND 163W.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
SEE THE LATEST BULLETINS ON LALA AND MOKE ISSUED BY NHC UNDER WMO
HEADERS...WTP22 PHFO AND WTP23 PHFO.
.SYNOPSIS AND FORECAST
.TROUGH 25N160W TO 28N161W TO 30N160W MOVING NW SLOWLY.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 26N144W TO 30N143W.
.24 HOUR FORECAST TROUGH 26N149W TO 29N147W.
.48 HOUR FORECAST TROUGH 24N153W TO 30N150W.
.WINDS 20 KT OR LESS OVER THE REMAINDER OF FORECAST AREA.
.SEAS 2.5 M OR LESS OVER THE REMAINDER OF FORECAST AREA.
.MONSOON TROUGH 113N151W TO 09N162W TO 11N170W TO 12N180W.
SCATTERED MODERATE TO ISOLATED STRONG TSTMS FROM 02N TO 10N
BETWEEN 146W AND 170W.
.SCATTERED MODERATE TSTMS FROM 11N TO 15N E OF 142W.
.FORECASTER CHAN. HONOLULU HI.
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