000
AXPZ20 KNHC 281442
TWDEP

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
1605 UTC Sat Nov 28 2020

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
1440 UTC.

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

The monsoon trough extends from 09N85W to 07N100W to 11N120W to 
09N124W. The ITCZ continues from 09N124W to 07N132W to beyond 
08N140W. Scattered moderate convection is noted from 06N to 09N 
between 79W and 82W, and within 60 nm of the monsoon trough 
between 87W and 117W.

OFFSHORE WATERS WITHIN 250 NM OF MEXICO...

A broad ridge prevails west of Baja California, anchored by high
pressure of 1026 mb centered near 38N140W. Fresh to strong NW 
winds in the Gulf of California are expected to continue through 
the weekend, with seas expected to build to 6-7 ft from these 
winds. Gentle to moderate northerly winds will prevail west of 
the Baja California peninsula, with stronger NE winds shooting 
through gaps between the higher elevations of Baja California, 
and extending up to 90 nm offshore.

NW swell west and southwest of Baja California Sur continues to
subside. Seas are peaking near 9 ft, and are expected to fall 
below 8 ft by early Sun. 

A strong cold front expected to move across the Gulf of Mexico 
this weekend will induce gale force winds across Tehuantepec 
beginning Mon afternoon. Winds are then expected to diminish 
below gale force on Tue.

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

Fresh NE to E winds will pulse each night in the Papagayo region.
Moderate S to SW winds are expected elsewhere south of 10N. 
Moderate cross-equatorial swell in the waters west of Central 
America will subside Sun through Tue. 

REMAINDER OF THE AREA...

A ridge extends across the waters west of Baja California to 
near the Revillagigedo Islands. of Baja California to near the 
Revillagigedo Islands. The pressure gradient between the ridge 
and lower pressure within the monsoon trough, and in the vicinity
of the ITCZ, is supporting moderate to fresh trade winds north 
of 10N and west of 120W. Seas are generally 6-8 ft across this 
area. The large NW swell across the area continues to subside,
and will slowly decay through the weekend. Another pulse of NW 
swell is forecast to reach 30N140W early Mon, with larger NW 
swell moving southeast into the area Thu.

$$
AL