FZPN40 PHFO 222156
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 22 2026.
24 HOUR FORECAST VALID 1800 UTC AUG 23 2026.
48 HOUR FORECAST VALID 1800 UTC AUG 24 2026.

.WARNINGS.

...TROPICAL STORM WARNING...
.HURRICANE LALA N OF FORECAST AREA NEAR 31.0N 172.7W 981 MB AT 2100 
UTC AUG 22 MOVING NW OR 305 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 65 
KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM S
SEMICIRCLE...220 NM NE QUADRANT AND 190 NM NW QUADRANT. SEAS 4
M OR GREATER WITHIN 240 NM NW AND SE QUADRANTS...270 NM NE
QUADRANT AND 180 NM SW QUADRANT WITH SEAS TO 6.5 M. WINDS 20 TO 30 
KT AND SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N169W 24N174W 30N179W. 
ISOLATED MODERATE TSTMS N OF 28N BETWEEN 171W AND 175W.
.24 HOUR FORECAST TROPICAL STORM LALA N OF FORECAST AREA NEAR 32.4N 
174.2W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM 
FORCE WINDS AND SEAS 4 M OR GREATER MOVED N OF FORECAST AREA. WINDS 
20 TO 30 KT AND SEAS 2.5 TO 3 M ELSEWHERE N OF 28N W OF 172W.
.48 HOUR FORECAST TROPICAL STORM LALA N OF FORECAST AREA NEAR 33.6N 
175.4W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM 
FORCE WINDS AND SEAS 4 M OR GREATER MOVED N OF AREA. ASSOCIATED 
WINDS 20 KT OR LESS AND SEAS LESS THAN 2.5 M OVER FORECAST AREA.

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 14.9N 151.1W 996 MB AT 2100 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...40 NM SE QUADRANT AND 0 NM SW QUADRANT. SEAS 4 M OR 
GREATER WITHIN 90 NM NE QUADRANT...0 NM SE QUADRANT...30 NM
SW QUADRANT...AND 120 NM NW QUADRANT WITH SEAS TO 5 M. WINDS 20 TO 
30 KT AND SEAS 2.5 TO 4 M ELSEWHERE FROM 13N TO 22N BETWEEN 141W 
AND 156W. SCATTERED MODERATE TO STRONG TSTMS WITHIN 180 NM NE 
QUADRANT. ISOLATED MODERATE TSTMS WITHIN 360 NM SE QUADRANT.
.24 HOUR FORECAST TROPICAL STORM MOKE NEAR 15.6N 155.1W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NE QUADRANT...40 NM SE QUADRANT...0 NM SW QUADRANT...
AND 80 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM NE 
QUADRANT...0 NM SE QUADRANT...20 NM SW QUADRANT...AND 100 NM NW 
QUADRANT WITH SEAS TO 4.5 M. WINDS 20 TO 30 KT AND SEAS 2.5 TO 4 M 
ELSEWHERE FROM 13N TO 22N BETWEEN 146W AND 160W.
.48 HOUR FORECAST TROPICAL STORM MOKE NEAR 16.5N 160.2W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM S SEMICIRCLE...60 NM NE QUADRANT AND 50 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 40 NM NE QUADRANT...0 NM SE 
QUADRANT...10 NM SW QUADRANT...AND 80 NM NW QUADRANT WITH SEAS TO 
4.5 M. WINDS 20 TO 30 KT AND SEAS 2.5 TO 4 M ELSEWHERE FROM 14N TO 
23N BETWEEN 151W 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 30N162W 25N167W 18N173W MOVING NW SLOWLY. ISOLATED 
MODERATE TSTMS WITHIN 90 NM OF TROUGH S OF 25N.
.24 HOUR FORECAST TROUGH DISSIPATED. 

.TROUGH 29N144W 26N146W MOVING W 20 KT.
.24 HOUR FORECAST TROUGH 30N149W 25N150W. 
.48 HOUR FORECAST TROUGH 30N151W 26N152W. 

.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 13N151W 08N160W 06N170W 13N180W. SCATTERED 
MODERATE STRONG TSTMS WITHIN 360 NM SE AND S OF TROUGH W OF 
170W...AND FROM 02N TO 19N W OF 177W.

.SCATTERED MODERATE TSTMS FROM 01N TO 05N E OF 145W.

$$

.FORECASTER WROE. HONOLULU HI.