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High Seas Forecast (Tropical NE Pacific)



000
FZPN03 KNHC 260948
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED JUL 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 0600 UTC WED JUL 26.
24 HOUR FORECAST VALID 0600 UTC THU JUL 27.
48 HOUR FORECAST VALID 0600 UTC FRI JUL 28.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE HILARY NEAR 16.3N 111.0W 973 MB AT 0900 UTC JUL 26 
MOVING WNW OR 285 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 90 KT 
GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM S 
SEMICIRCLE...80 NM NE QUADRANT AND 70 NM NW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 90 NM OF CENTER WITH SEAS TO 28 FT. ELSEWHERE 
WITHIN 135 NM OF CENTER EXCEPT 90 NM SW QUADRANT WINDS 20 TO 33 
KT. SEAS 8 TO 12 FT. REMAINDER AREA WITHIN 210 NM NW AND 150 NM 
SE SEMICIRCLES WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE HILARY NEAR 17.1N 114.7W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM NE...70 NM SE...50 NM SW AND 80 NM NW QUADRANTS. 
SEAS 12 FT OR GREATER WITHIN 105 NM OF CENTER WITH SEAS TO 30 
FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. REMAINDER AREA WITHIN 240 NM NW AND 180 NM SE 
SEMICIRCLES WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE HILARY NEAR 18.1N 118.2W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM N SEMICIRCLE...90 NM SE QUADRANT AND 70 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM OF CENTER WITH SEAS 
TO 27 FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20 TO 33 KT. 
SEAS 8 TO 12 FT. REMAINDER AREA WITHIN 300 NM OF CENTER WINDS 20 
KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE HILARY NEAR 19.5N 121.5W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM HILARY NEAR 21.0N 125.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM HILARY NEAR 22.5N 128.5W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

...HURRICANE WARNING...
.HURRICANE IRWIN NEAR 15.7N 121.5W 987 MB AT 0900 UTC JUL 26 
MOVING WSW OR 255 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 70 KT 
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N 
SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 60 NM OF CENTER WITH SEAS TO 24 FT. ELSEWHERE 
WITHIN 135 NM OF CENTER EXCEPT 105 NM SE QUADRANT WINDS 20 TO 33 
KT. SEAS 8 TO 12 FT. REMAINDER AREA WITHIN 180 NM NW AND 135 NM 
SE SEMICIRCLES WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED 
SWELL.
.24 HOUR FORECAST TROPICAL STORM IRWIN NEAR 15.1N 123.7W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 50 NM N SEMICIRCLE...30 NM SE QUADRANT AND 20 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER WITH SEAS 
TO 22 FT. ELSEWHERE WITHIN 135 NM OF CENTER WINDS 20 TO 33 KT. 
SEAS 8 TO 12 FT. REMAINDER AREA WITHIN 180 NM OF CENTER WINDS 20 
KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM IRWIN NEAR 14.7N 124.7W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM N AND 40 NM S SEMICIRCLES. SEAS 12 FT OR 
GREATER WITHIN 75 NM OF CENTER WITH SEAS TO 20 FT. ELSEWHERE 
WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
REMAINDER AREA WITHIN 240 NM OF CENTER WINDS 20 KT OR LESS. SEAS 
TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM IRWIN NEAR 14.9N 124.5W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IRWIN NEAR 18.0N 124.5W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM IRWIN NEAR 20.5N 126.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

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.

.TROPICAL DEPRESSION GREG NEAR 17.8N 139.5W 1006 MB AT 0900 UTC 
JUL 26 MOVING NW OR 305 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. WITHIN 120 NM NW AND 45 NM SE SEMICIRCLES WINDS 
20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG W OF AREA NEAR 
18.4N 142.3W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. OVER 
FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 17.9N 
145.6W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW GREG NEAR 17.0N 
148.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

.24 HOUR FORECAST S OF 02S BETWEEN 91W AND 116W WINDS 20 KT OR 
LESS. SEAS 8 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF LINE FROM 02N81W TO 07N100W TO 03.4S112W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO SW SWELL.

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

CONVECTION VALID AT 0900 UTC WED JUL 26...

.HURRICANE HILARY...NUMEROUS MODERATE TO STRONG WITHIN 105 NM 
OF CENTER. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE WITHIN 
150 NM OF CENTER.

.HURRICANE IRWIN...NUMEROUS MODERATE ISOLATED STRONG WITHIN 120 
NM NW SEMICIRCLE.

.TROPICAL DEPRESSION GREG...SCATTERED MODERATE WITHIN 60 NM NW 
SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 09N88W TO 12N105W. SCATTERED 
MODERATE ISOLATED STRONG WITHIN 60 NM OF 13N91W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.