000
AXPZ20 KNHC 140233
TWDEP 

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
140 UTC Sun May 14 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 0000 UTC surface analysis and satellite imagery through
0115 UTC.

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 
The Monsoon Trough extends from 08N78W to 10N91W to 14N99W to 
09N105W to 07N115W. The ITCZ extends from 07N115W to 09N125W to 
03N140W. Scattered moderate convection is from 08N to 15N between
93W and 106W. Widely scattered moderate convection is from 05N 
to 09N between 123W and 137W. 

...DISCUSSION...   

OFFSHORE WATERS WITHIN 250 NM OF MEXICO...
Earlier scatterometer passes indicated fresh to strong N-NW 
winds across the waters off the coast of Baja California 
Norte that continue to retreat northward this evening...an
earlier altimeter pass showed seas ranging from 8 to 12 ft 
across zones PMZ011 and PMZ013...however seas are expected to
begin gradually subsiding during the overnight hours into Sunday. 
Light to moderate variable winds are occurring within the Gulf of
California with seas in the 1-3 ft range...however by Sunday 
morning S to SW winds will increase into fresh to occasional 
strong breeze levels N of 30N as an area of low pressure develops
across southern Arizona and California. Moderate winds are 
elsewhere off the coast of Baja California Sur and the remainder 
of the Mexico coast with seas ranging 4-7 ft. By Monday...overall
conditions across the northern zones will improve through
Tuesday as winds diminish into moderate levels and seas begin 
subsiding...eroding from the current peak of 12 ft across the 
northern waters to below 8 ft. By Tuesday night...winds will 
freshen offshore of Baja California Norte once again with another
set of NW swell building seas 8 to 10 ft late next week.

OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND 
WITHIN 750 NM OF ECUADOR...
Light to gentle winds with seas in the 3-5 ft range prevail. 
Winds and seas will remain in this range through the middle of 
next week. Convection remains active with across the Central 
America zones with the Monsoon Trough axis extending from the
Costa Rica coast near 10N85W to 10N91W to 12N95W.

REMAINDER OF THE AREA... 
High pressure centered NW of the forecast area near 39N149W 
extends a ridge SE to near the Revillagigedo Islands. Moderate to
fresh trades prevail N of the ITCZ and generally W of 125W. Seas
ranging from 7 to 9 ft continue to gradually subside through 
Monday and will remain at a 6 to 8 ft range late Monday through 
Wednesday within moderate to occasional fresh trade wind flow.

$$
HUFFMAN