Image Department Meteorology
Meteorology_Home Weather_Server News/Seminars
People
Research
Academics Application Contact_Us

Hawaiian_Weather
US_Mainland_Weather
Tropical_Weather
Satellite_Imagery
Polar_Imagery
Radar_Imagery
Marine
Numerical_Models
LAPS
Lightning_Data
Forecasts
Vog_Forecasts
Observations
Archive
Links Disclaimer
Space
SOEST_Home
University_of_Hawaii_Home

Menu of Text Products for the Hawaiian Islands and the Tropical Pacific/Atlantic Oceans:
Narrow the Menu List
Select Time Limit: 12 hours | 24 hours | 48 hours | 72 hours | No time limit
Select Product Type: All | Routine Bulletins/FCSTS | Warnings/Watches/Advisories | HAWN Weather | Tropical | Marine | Aviation | Daily Obs | Special
North Pacific High Seas Forecast

470
FZPN40 PHFO 180336
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC WED OCT 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

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 160E

SYNOPSIS VALID 0000 UTC OCT 18 2017.
24 HOUR FORECAST VALID 0000 UTC OCT 19 2017.
48 HOUR FORECAST VALID 0000 UTC OCT 20 2017.

.WARNINGS.

...GALE WARNING...
.NE TO E WINDS 25 TO 35 KT AROUND THE MAIN HAWAIIAN ISLANDS. FOR
DETAILS SEE COASTAL WATERS FORECAST ISSUED BY NWS HONOLULU
FORECAST OFFICE UNDER AWIPS HEADER HFOCWFHFO AND WMO HEADER FZHW50
PHFO.
.24 HOUR FORECAST LITTLE CHANGE
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ELSEWHERE NE TO E WINDS 20 TO 30 KT FROM 10N TO 28N BETWEEN 152W
AND 172W...AND N OF 17N BETWEEN 172W AND 176E.
.24 HOUR FORECAST ELSEWHERE NE TO E WINDS 20 TO 30 KT FROM 10N TO
28N BETWEEN 153W AND 175E.
.48 HOUR FORECAST ELSEWHERE NE TO E WINDS 20 TO 30 KT FROM 12N TO
26N BETWEEN 153W AND 179W...AND N OF 22N E OF 153W.

.TROUGH FROM 19N160E TO 22N166E MOVING N 10 KT. E TO SE WINDS
20 TO 30 KT FROM 21N TO 26N W OF 169E. SCATTERED MODERATE TSTMS
FROM 13N TO 20N BETWEEN 164E AND 171E. ISOLATED MODERATE TSTMS
FROM 22N TO 26N W OF 166E.
.24 HOUR FORECAST TROUGH FROM 24N160E TO 28N164E. E TO SE WINDS
WINDS 20 TO 30 KT FROM 25N TO 28N W OF 165E.
.48 HOUR FORECAST DISSIPATING TROUGH FROM 29N160E TO 30N162E.
ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS.

.TROUGH FROM 30N144W TO 24N142W TO 18N143W NEARLY STATIONARY.
ISOLATED MODERATE TSTMS FROM 27N TO 29N BETWEEN 143W AND 146W.
.24 HOUR FORECAST TROUGH FROM 29N143W TO 24N142W TO 17N143W.
.48 HOUR FORECAST DISSIPATING TROUGH FROM 23N145W TO 15N145W.

.LOW 16N140W 1009 MB MOVING W 10 KT AND DISSIPATING. TROUGH FROM
LOW TO 13N142W.
.24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IMMEDIATELY
ABOVE.

.SEAS 8 TO 12 FT WITHIN 540 NM EITHER SIDE OF A LINE FROM 30N175W
TO 10N160W. SEAS 8 TO 10 FT FROM 20N TO 26N W OF 167W.
.24 HOUR FORECAST SEAS 8 TO 12 FT WITHIN 900 NM EITHER SIDE OF
A LINE FROM 30N175W TO 08N165W. SEAS 8 TO 11 FT FROM 24N TO 29N
W OF 166E.
.48 HOUR FORECAST SEAS 10 TO 13 FT N OF 28N E OF 160W. SEAS
8 TO 12 FT ELSEWHERE N OF A LINE FROM 29N140W TO 12N152W TO
10N166W TO 10N178E TO 20N173E TO 30N175E. SEAS 8 TO 9 FT
NW OF A LINE FROM 30N165E TO 27N160E.

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

.ITCZ FROM 11N142W TO 10N150W TO 08N156W TO 09N164W TO 10N171W
TO 10N180W TO 10N170E. SCATTERED MODERATE TSTMS FROM 06N TO 12N
BETWEEN 170W AND 178E...AND FROM 09N TO 13N BETWEEN 156W AND
170W. ISOLATED MODERATE TSTMS WITHIN 120 NM OF A LINE FROM
12N145W TO 06N152W.

.SCATTERED MODERATE TSTMS FROM 05N TO 09N BETWEEN 164E AND 170E...
AND FROM 18N TO 21N BETWEEN 170W AND 175W. ISOLATED MODERATE TSTMS
FROM 06N TO 10N W OF 163E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.

Bulletins, Forecasts and Observations are courtesy of Honolulu National Weather Service Forecast Office



This page is maintained voluntarily by the MKWC and the UHMET faculty, staff, and students.
It was last modified on: Wed, Dec 17 2014 - 1841 UTC
Send comments to: Ryan Lyman