TCMEP2
TROPICAL STORM GENEVIEVE FORECAST/ADVISORY NUMBER 30
NWS NATIONAL HURRICANE CENTER MIAMI FL EP072026
1500 UTC FRI JUL 31 2026
TROPICAL STORM CENTER LOCATED NEAR 22.1N 128.6W AT 31/1500Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 13 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 996 MB
MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT.
50 KT....... 40NE 40SE 30SW 40NW.
34 KT.......100NE 90SE 80SW 100NW.
4 M SEAS....180NE 90SE 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 22.1N 128.6W AT 31/1500Z
AT 31/1200Z CENTER WAS LOCATED NEAR 21.9N 127.9W
FORECAST VALID 01/0000Z 22.6N 130.6W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 80NE 50SE 50SW 80NW.
FORECAST VALID 01/1200Z 23.4N 133.5W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 80NE 50SE 50SW 80NW.
FORECAST VALID 02/0000Z 24.2N 136.4W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 70NE 30SE 30SW 70NW.
FORECAST VALID 02/1200Z 25.1N 139.1W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 50NE 0SE 0SW 50NW.
FORECAST VALID 03/0000Z 26.1N 141.6W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 03/1200Z 27.2N 143.5W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM
ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
OUTLOOK VALID 04/1200Z 29.9N 145.8W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.
OUTLOOK VALID 05/1200Z 33.3N 147.5W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 22.1N 128.6W
NEXT ADVISORY AT 31/2100Z
$$
FORECASTER BEVEN=
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI JUL 31 2026
CCODE/1:31:12:01:00/AOW+POR/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUL 31.
24 HOUR FORECAST VALID 0600 UTC AUG 01.
48 HOUR FORECAST VALID 0600 UTC AUG 02.
.WARNINGS.
...GALE WARNING...
.FROM 36N TO 40N BETWEEN 119W AND 130W AREA OF NW TO N WINDS TO
25 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 33N TO 40N BETWEEN 119W AND 128W AREA OF
NW TO N WINDS TO 25 KT. SEAS TO 3 M.
.42 HOUR FORECAST S OF 42N BETWEEN 120W AND 129W AREA OF NW WINDS
25 TO 35 KT. SEAS TO 3 M.
.48 HOUR FORECAST S OF 42N BETWEEN 120W AND 131W AREA OF NW WINDS
25 TO 35 KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.
.LOW 51N140W 1004 MB MOVING S 10 KT THEN TURNING SE AFTER 06
HOURS. E OF A FRONT FROM 55N133W TO 50N129W AND WITHIN 360 NM W
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 50N138W 1010 MB. WITHIN 420 NM SW
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.
.LOW 54N176W 1005 MB MOVING NE 25 KT. WITHIN 480 NM SE SEMICIRCLE
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 57N167W 1008 MB. FROM 45N TO 50N BETWEEN
155W AND 161W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 52N153W 1014 MB. FROM 44N TO 49N BETWEEN
146W AND 155W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST S OF 34N BETWEEN 168W AND 178W AREA OF E WINDS
TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST S OF 35N W OF 173W AREA OF NE TO E WINDS TO 25
KT. SEAS TO 3 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 55N W OF
163W.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 58N BETWEEN 155W AND
163W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 57N W OF 172W.
.FORECASTER KREKELER. 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 0600 UTC FRI JUL 31.
24 HOUR FORECAST VALID 0600 UTC SAT AUG 1.
48 HOUR FORECAST VALID 0600 UTC SUN AUG 2.
.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL STORM GENEVIEVE NEAR 21.7N 127.2W 993 MB AT 0900 UTC
JUL 31 MOVING WNW OR 290 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS
55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N
SEMICIRCLE...90 NM SE QUADRANT AND 80 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 180 NM N SEMICIRCLE...90 NM SE QUADRANT AND
150 NM SW QUADRANT WITH SEAS TO 8.0 M. ELSEWHERE WITHIN 23N125W
TO
24N126W TO 24N130W TO 22N130W TO 20N128W TO 20N124W TO 23N125W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN
30N123W TO 30N131W TO 27N140W TO 15N140W TO 16N128W TO 21N122W TO
30N123W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 23.1N 132.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM N SEMICIRCLE...50 NM SE QUADRANT AND 40 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM N SEMICIRCLE...75 NM
SE QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO 6.5 M. ELSEWHERE
WITHIN 25N130W TO 27N134W TO 25N137W TO 22N134W TO 22N130W TO
25N130W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA
WITHIN 25N127W TO 29N131W TO 28N140W TO 20N140W TO 18N135W TO
20N130W TO 25N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 24.7N 137.9W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM S SEMICIRCLE...70 NM NE QUADRANT AND 60 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N SEMICIRCLE...60 NM
SE QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE
OVER FORECAST WATERS WITHIN 28N136W TO 28N140W TO 24N140W TO
24N137W TO 25N135W TO 28N136W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0
M. REMAINDER AREA WITHIN 30N135W TO 30N140W TO 20N140W TO 24N137W
TO 20N138W TO 25N133W TO 30N135W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN MIXED SWELL.
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.
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... NW TO N WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 12N86W TO 12N89W TO 11N90W TO 10N90W TO 10N86W TO
12N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 12N86W TO 12N89W TO 11N90W TO 10N90W TO
10N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 30N113W TO 31N113W TO 31N114W TO
30N114W TO 29N113W TO 29N112W TO 30N113W...INCLUDING THE GULF OF
CALIFORNIA... SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 30N120W TO 30N125W TO 29N123W TO
29N121W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N
SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0830 UTC FRI JUL 31...
TROPICAL STORM GENEVIEVE...SCATTERED MODERATE WITHIN 120 NM SW
SEMICIRCLE.
TROPICAL WAVE NEAR 113W FROM 03N TO 19N...SCATTERED MODERATE TO
STRONG FROM 04N TO 10N BETWEEN 111W AND 119W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 07N90W. ITCZ FROM 07N90W TO 05N96W
TO 07.5N110W. MONSOON TROUGH FROM 14N131W TO 10N140W. SCATTERED
MODERATE ISOLATED STRONG FROM 03N TO 06N BETWEEN 82W AND 89W...
FROM 03N TO 09N BETWEEN 102W AND 107W...AND FROM 10N TO 14N
BETWEEN 134W AND 140W.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0600 UTC JUL 31 2026.
24 HOUR FORECAST VALID 0600 UTC AUG 01 2026.
48 HOUR FORECAST VALID 0600 UTC AUG 02 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW NEAR 25N164W 1014 MB MOVING NW 10 KT. TROUGH 30N161W TO LOW
TO
23N165W MOVING NW 10 KT. WINDS 20 TO 25 KT AND SEAS 2.5 TO 3 M
WITHIN 120 NM N SEMICIRCLE OF LOW. ISOLATED MODERATE TSTMS WITHIN
120 NM OF TROUGH.
.24 HOUR FORECAST LOW WEAKENED TO TROUGH 30N169W 25N169W. WINDS 20
TO 25 KT AND SEAS 2.5 TO 3 M N OF 28N BETWEEN 168W AND 171W.
.48 HOUR FORECAST TROUGH 30N175W 26N178W. ASSOCIATED WINDS EASED
TO
20 KT OR LESS AND SEAS LOWERED TO 2.5 M OR LESS.
.LOW NEAR 07N176W 1006 MB MOVING NW SLOWLY. TROUGH 08N160W TO LOW
TO 07N180W NEARLY STATIONARY. ISOLATED MODERATE TSTMS BETWEEN 10N
AND TROUGH W OF 170W.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 05N170W 09N180W.
.48 HOUR FORECAST TROUGH 09N175W 10N180W.
.LOW NEAR 06N154W 1008 MB MOVING W SLOWLY. TROUGH 09N140W 05N145W
TO LOW TO 08N160W. SCATTERED MODERATE TSTMS FROM 08N TO 03N
BETWEEN
149W AND 158W.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 13N140W 07N150W 03N162W.
.48 HOUR FORECAST NEW LOW NEAR 07N160W 1010 MB. TROUGH 14N142W
09N150W TO LOW TO 03N165W.
.WINDS 20 TO 25 KT IN AREA BOUNDED BY 27N140W 22N140W 18N150W
24N150W 27N140W.
.24 HOUR FORECAST WINDS 20 TO 25 KT IN AREA BOUNDED BY 29N140W
22N140W 14N150W 14N160W 25N160W 29N140W.
.48 HOUR FORECAST WINDS 20 TO 25 KT IN AREA BOUNDED BY 30N143W
30N140W 23N140W 24N148W 14N150W 18N167W 26N168W 27N150W 30N143W...
EXCEPT WINDS 25 TO 30 KT FROM 26N TO 24N E OF 142W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 26N TO 15N E OF 147W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 28N140W
16N140W 14N160W 25N155W 28N140W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 30N143W
30N140W 20N140W 15N140W 12N163W 26N163W 30N143W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
$$
.FORECASTER WROE. HONOLULU HI.=