TCMCP2
TROPICAL STORM LALA FORECAST/ADVISORY NUMBER 22
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP012026
ISSUED BY NWS NATIONAL HURRICANE CENTER MIAMI FL
2100 UTC MON AUG 17 2026
TROPICAL STORM CENTER LOCATED NEAR 20.4N 164.3W AT 17/2100Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE WEST OR 260 DEGREES AT 9 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 994 MB
MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT.
50 KT....... 40NE 0SE 0SW 40NW.
34 KT....... 80NE 50SE 50SW 80NW.
4 M SEAS....180NE 60SE 120SW 150NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
REPEAT...CENTER LOCATED NEAR 20.4N 164.3W AT 17/2100Z
AT 17/1800Z CENTER WAS LOCATED NEAR 20.4N 163.9W
FORECAST VALID 18/0600Z 20.4N 165.8W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 40NE 0SE 0SW 40NW.
34 KT... 90NE 60SE 50SW 80NW.
FORECAST VALID 18/1800Z 20.5N 167.6W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 40NE 20SE 10SW 40NW.
34 KT...100NE 70SE 50SW 90NW.
FORECAST VALID 19/0600Z 20.9N 169.1W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 20NE 10SE 0SW 15NW.
50 KT... 50NE 30SE 20SW 50NW.
34 KT...100NE 80SE 60SW 100NW.
FORECAST VALID 19/1800Z 21.7N 170.5W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 25NE 15SE 0SW 20NW.
50 KT... 50NE 30SE 20SW 50NW.
34 KT...100NE 90SE 60SW 100NW.
FORECAST VALID 20/0600Z 22.8N 171.6W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 25NE 15SE 0SW 20NW.
50 KT... 60NE 40SE 30SW 50NW.
34 KT...100NE 100SE 60SW 100NW.
FORECAST VALID 20/1800Z 24.1N 172.2W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 25NE 10SE 0SW 20NW.
50 KT... 60NE 40SE 30SW 50NW.
34 KT...110NE 100SE 70SW 100NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
OUTLOOK VALID 21/1800Z 26.5N 171.6W
MAX WIND 70 KT...GUSTS 85 KT.
50 KT... 60NE 50SE 40SW 50NW.
34 KT...120NE 110SE 80SW 100NW.
OUTLOOK VALID 22/1800Z 30.5N 170.5W
MAX WIND 70 KT...GUSTS 85 KT.
50 KT... 60NE 50SE 40SW 50NW.
34 KT...150NE 120SE 100SW 120NW.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.4N 164.3W
NEXT ADVISORY AT 18/0300Z
$$
FORECASTER REINHART
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC MON AUG 17 2026
CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).
SECURITE
PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 1200 UTC AUG 17.
24 HOUR FORECAST VALID 1200 UTC AUG 18.
48 HOUR FORECAST VALID 1200 UTC AUG 19.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 61N165W 993 MB NEARLY STATIONARY. FROM 54N TO 60N BETWEEN
147W AND 166W...NE OF A LINE FROM 56N138W TO 59N140W TO
59N144W...AND N OF 64N BETWEEN 166W AND 171W WINDS 20 TO 30 KT.
SEAS TO 4.5 M...HIGHEST NEAR 56N153W. ELSEWHERE FROM 49N TO 61N
BETWEEN 135W AND 167W WINDS LESS THAN 25 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 61N166W 1004 MB. N OF 63N BETWEEN 164W AND
170W WINDS 20 TO 30 KT. SEAS TO 3 M. ELSEWHERE N OF 61N BETWEEN
163W AND 172W...AND FROM 54N TO 60N E OF 155W WINDS LESS THAN 25
KT. SEA TO 2.5 M.
.48 HOUR FORECAST LOW 62N166W 1012 MB. CONDITIONS DIMINISHED.
.COMPLEX LOW WITH MAIN CENTER NEAR 45N166W 1016 MB MOVING NE 25
KT. FROM 35N TO 46N BETWEEN 163W AND 174W WINDS TO 25 KT. SEAS
2.5 TO 3.5 M.
.24 HOUR FORECAST LOW 52N155W 1017 MB. WITHIN 180 NM NW OF A LINE
FROM 51N152W TO 43N160W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 56N145W 1018 MB. CONDITIONS DIMINISHED.
.FROM 39N TO 43N BETWEEN 124W AND 127W WINDS TO 25 KT. SEAS TO
2.5 M.
.24 HOUR FORECAST FROM 37N TO 43N BETWEEN 124W AND 127W WINDS 20
TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 38N TO 43N BETWEEN 123W AND 128W WINDS 20
TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST FROM 47N TO 50N BETWEEN 126W AND 128W WINDS TO
25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 47N TO 50N BETWEEN 126W AND 129W WINDS TO
25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 52N
BETWEEN 176W AND 179E...N OF 58N BETWEEN 164W AND 176W...AND
WITHIN 240 NM SE AND S OF A LINE FROM 55N143W TO 53N145W TO
50N151W TO 47N165W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 49N BETWEEN 141W AND
145W...AND FROM 50N AND 54N BETWEEN 140W AND 158W.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 49N BETWEEN 139W AND
144W...AND FROM 50N TO 55N BETWEEN 142W AND 156W.
.FORECASTER POCHE. OCEAN PREDICTION CENTER.
NWS NATIONAL HURRICANE CENTER MIAMI FL
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W
SYNOPSIS VALID 1200 UTC MON AUG 17.
24 HOUR FORECAST VALID 1200 UTC TUE AUG 18.
48 HOUR FORECAST VALID 1200 UTC WED AUG 19.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 16N95W TO 15N96W TO 13N96W TO 14N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 14N96W TO 13N96W TO
13N95W TO 14N95W TO 15N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 30N115W TO 30N116W TO 28N116W TO 27N115W TO 27N114W TO
28N115W TO 30N115W...INCLUDING SEBASTIAN VIZCAINO BAY...NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE.
.WITHIN 00N107W TO 01S112W TO 01N118W TO 00N122W TO 03.4S120W TO
03.4S94W TO 00N107W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
TO S SWELL.
.24 HOUR FORECAST WITHIN 00N98W TO 00N103W TO 01N107W TO 01S114W
TO 03.4S112W TO 03.4S91W TO 00N98W...EXCEPT LEE OF GALAPAGOS
ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL.
.48 HOUR FORECAST WITHIN 00N101W TO 00N128W TO 03.4S120W TO
03.4S92W TO 00N101W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.06 HOUR FORECAST WITHIN 12N126W TO 13N127W TO 12N127W TO
11N126W TO 11N125W TO 12N126W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN E SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE.
.12 HOUR FORECAST WITHIN 27N110W TO 28N111W TO 27N111W TO
26N111W TO 26N110W TO 27N110W...INCLUDING THE GULF OF
CALIFORNIA...S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE.
.18 HOUR FORECAST WITHIN 11N86W TO 11N89W TO 10N89W TO 10N86W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1500 UTC MON AUG 17...
.TROPICAL WAVE AXIS ALONG 98W...SCATTERED MODERATE FROM 07N TO
13N BETWEEN 93W AND 100W.
.TROPICAL WAVE AXIS ALONG 124W...SCATTERED MODERATE FROM 07N TO
12N BETWEEN 114W AND 124W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 1007 MB LOW PRESSURE AT 10N73W TO
11N85W TO 07N102W. ITCZ EXTENDS FROM 07N102W TO 08N122W AND FROM
07N125W TO 05N140W. SCATTERED TO NUMEROUS MODERATE AND ISOLATED
STRONG FROM 02N TO 14N BETWEEN 77W AND 93W AND FROM 05N TO 13N
BETWEEN 124W AND 131W.
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC AUG 17 2026.
24 HOUR FORECAST VALID 1200 UTC AUG 18 2026.
48 HOUR FORECAST VALID 1200 UTC AUG 19 2026.
.WARNINGS.
...HURRICANE WARNING...
.TROPICAL STORM LALA NEAR 20.4N 163.4W 997 MB AT 1500 UTC AUG 17
MOVING W OR 265 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM S
SEMICIRCLE...70 NM NE QUADRANT AND 90 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 180 NM NE QUADRANT...75 NM SE QUADRANT...120
NM SW QUADRANT...AND 150 NM NW QUADRANT WITH SEAS TO 7 M. WINDS 20
TO 30 KT AND SEAS 2.5 TO 4 M ELSEWHERE FROM 19N TO 26N BETWEEN
156W
AND 166W.
.24 HOUR FORECAST TROPICAL STORM LALA NEAR 20.4N 166.7W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM N SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW
QUADRANT. SEAS 4 M OR GREATER FROM 19N TO 23N BETWEEN 163W AND 1
67W WITH SEAS TO 5.5 M. WINDS 20 TO 30 KT AND SEAS 2.5 TO 4 M
ELSEWHERE FROM 18N TO 28N BETWEEN 160W AND 171W.
.48 HOUR FORECAST HURRICANE LALA NEAR 21.2N 169.7W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM N SEMICIRCLE...90 NM SE QUADRANT AND 50 NM SW
QUADRANT. SEAS 4 M OR GREATER FROM 19N TO 25N BETWEEN 166W AND
171W WITH SEAS TO 8 M. WINDS 20 TO 30 KT AND SEAS 2.5 TO 4 M
FROM 18N TO 27N BETWEEN 164W AND 174W.
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 BULLETIN ISSUED BY NHC UNDER WMO HEADER WTPA22
PHFO.
.SYNOPSIS AND FORECAST
.LOW 17N142W 1009 MB MOVING W 10 KT. TROUGH FROM 17N140W TO LOW TO
05N140W. WINDS 20 TO 25 KT WITHIN 120 NM N SEMICIRCLE OF LOW.
ISOLATED
MODERATE TSTMS WITHIN 60 NM OF LOW.
.24 HOUR FORECAST LOW 18N145W 1010 MB. TROUGH FROM 20N144W TO LOW
TO 15N146W 13N146W. WINDS 20 TO 25 KT WITHIN 120 NM N SEMICIRCLE
OF LOW.
.48 HOUR FORECAST LOW WEAKENED TO TROUGH 24N145W 21N147W 18N148W
14N150W. WINDS 20 TO 25 KT WITHINT 90 NM N SEMICIRCLE OF LOW.
.24 HOUR FORECAST FRONT 30N178W 29N179W 28N180W.
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N179W 29N179W
27N180W.
.24 HOUR FORECAST NEW FRONT 30N178W 29N179W 28N180E.
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N179W 29N179W 27N180E
.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 12N160W 09N167W 08N176W SCATTERED MODERATE
TSTMS WITHIN 120 NM OF TROUGH.
.ITCZ 04N140W 04N142W 03N146W 02N155W 01N162W ISOLATED MODERATE
TSTMS
WITHIN 150 NM OF ITCZ.
$$
.FORECASTER M BALLARD. HONOLULU HI.=