000
AXPZ20 KNHC 120901
TWDEP 

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
536 UTC Fri May 12 2017

Tropical Weather Discussion for the eastern Pacific Ocean from
the Equator to 32N, east of 140W. The following information is
based on satellite imagery, weather observations, radar, and
meteorological analysis.

Based on 0600 UTC surface analysis and satellite imagery through
0900 UTC.

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 

The monsoon trough extends from 10N85W to 13N95W to 05N112W. The
ITCZ extends from 05N112W to beyond 04N140W. Scattered moderate
to strong convection is noted from 07N to 13N between 83W and
88W. Scattered moderate isolated strong convection is noted
within 90 nm north of the monsoon trough between 94W and 97W.
Scattered moderate isolated strong convection is noted elsewhere
from 03N to 10N between 94W and 100W. Scattered moderate isolated
strong convection was noted within 90 nm north of the ITCZ west
of 130W. 

...DISCUSSION...   

OFFSHORE WATERS WITHIN 250 NM OF MEXICO...

Latest surface data indicates gentle to moderate winds across 
the northern Gulf of California with moderate to fresh winds off
the coast of Baja California. Light to gentle winds prevail
elsewhere. Seas in the Gulf of California are in the 1-3 ft range
with seas in the 5-7 ft range elsewhere. High pressure will build
west of the Baja California peninsula this weekend, strengthening
winds off the coast of Baja California Norte. Northwesterly swell
will propagate into the waters off the coast of Baja California
Norte this weekend. Seas will peak near 14 ft Saturday night
before starting to subside. Elsewhere winds and seas will remain
below advisory criteria. 

OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND 
WITHIN 750 NM OF ECUADOR...

Gentle to moderate winds prevail over the forecast waters. Seas
are in the 4-6 ft range. Winds will generally remain gentle to
moderate through the period. Seas will subside to the 3-5 ft
range by early next week. 

REMAINDER OF THE AREA...

A dissipating stationary front extends across the NW portion of 
the discussion area from 30N131W to 27N140W. The front will 
dissipate today. High pressure will build in the wake of the
front. Moderate to fresh winds will prevail north of the ITCZ,
with isolated areas reaching near 25 kt. Seas over the northern
waters will build to near 10 ft this weekend before starting to
subside early next week.

$$
AL