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NOAA NOAA United States Department of Commerce

High Seas Forecast (Tropical NE Pacific)



000
FZPN03 KNHC 272111
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE JUN 27 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1800 UTC TUE JUN 27.
24 HOUR FORECAST VALID 1800 UTC WED JUN 28.
48 HOUR FORECAST VALID 1800 UTC THU JUN 29.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM DORA NEAR 19.6N 111.4W 995 MB AT 2100 UTC JUN 27 
MOVING WNW OR 290 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 55 KT 
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER 
EXCEPT 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N 
SEMICIRCLE AND 75 NM S SEMICIRCLE WITH SEAS TO 20 FT. ELSEWHERE 
WITHIN 105 NM OF CENTER WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. 
REMAINDER AREA FROM 17N TO 23N BETWEEN 107W AND 115W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL DEPRESSION DORA NEAR 20.6N 114.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 11 FT. WITHIN 
75 NM OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.  
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 21.7N 
117.7W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS TO 8 FT. 
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 21.5N 
120.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST...DISSIPATED.

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.

.S OF 01S E OF 105W WINDS 20 KT OR LESS. SEAS TO 9 FT IN S 
SWELL. FROM 01N TO 01S BETWEEN 81W AND 88W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN SW SWELL.
.24 HOUR FORECAST S OF LINE FROM 07N92W TO 05N110W TO 00S120W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S SWELL...HIGHEST S OF 
00N. S OF 06N BETWEEN 81W AND 92W...EXCEPT IN THE LEE OF THE 
GALAPAGOS ISLANDS WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL.
.48 HOUR FORECAST S OF LINE FROM 08S92W TO 08N110W TO 07N120W TO 
00N125W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S 
SWELL...HIGHEST S OF 00N. S OF 01S BETWEEN 82W AND 92W WINDS 20 
KT OR LESS. SEAS 8 FT IN SW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 2100 UTC TUE JUN 27...

.T.S. DORA...SCATTERED TO NUMEROUS MODERATE WITHIN 60 NM E 
SEMICIRCLE. SCATTERED MODERATE WITHIN 30 NM W SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 08N96W TO 07N95W TO 11N105W TO 
09N115W TO 10N125W TO 09N128W. ITCZ FROM 09N128W TO BEYOND 
06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N 
BETWEEN 79W AND 110W. SIMILAR CONVECTION IS FROM 09N TO 11N 
BETWEEN 110W AND 113W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.