000
AXPZ20 KNHC 131527
TWDEP 

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
1605 UTC Sat May 13 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 1200 UTC surface analysis and satellite imagery through 
1415 UTC.

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

The monsoon trough extends from 10N84W to 14N92W to 07N107W to 
06N114W. The ITCZ extends from 06N114W to beyond 05N140W. 
Scattered moderate isolated strong convection is noted from 08N 
to 16N between 83W and 101W, from 05N to 11N between 101W and 
109W and from 05N to 08N between 122W and 129W. 

...DISCUSSION...   

OFFSHORE WATERS WITHIN 250 NM OF MEXICO...

Latest scatterometer pass indicates fresh to strong 
northwesterly winds over the offshore waters off the coast of 
Baja California Norte to 125W, while altimeter data shows seas 
have built to near 12 ft. Light to moderate variable winds are 
along the Gulf of California with seas in the 1-3 ft range. 
Moderate winds are off the coast of Baja California Sur with 
seas in the 4-7 ft range. Seas will peak near 13 ft off the 
coast of Baja California Norte today before beginning to 
subside. Winds over this area will diminish to 20 kt or less by 
the end of the weekend. Winds and seas will briefly fall below 
advisory criteria early Tuesday before another set of 
northwesterly swell bring seas to near 10 ft by Wednesday. Winds 
will strengthen over the far northern Gulf of California Sunday 
night through Monday morning. Elsewhere winds and seas will 
remain below advisory criteria. 

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. 

REMAINDER OF THE AREA... 

High pressure centered northwest of the forecast area near 
40N149W extends a ridge southeast to near the Revillagigedo 
Islands. Moderate to fresh trades prevail north of the ITCZ and 
west of 125W. Seas have built over the northern waters in 
northwesterly swell. Seas will peak near 13 ft tonight before 
starting to diminish. Seas will subside below 8 ft by midweek. 

$$
NR