000
AXPZ20 KNHC 040405
TWDEP 

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
0405 UTC Sat Dec 4 2021

Tropical Weather Discussion for the eastern Pacific Ocean from
03.4S to 30N, east of 120W including the Gulf of California, and
from the Equator to 30N, between 120W and 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
0350 UTC.

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

The monsoon trough extends from 08N83W to 07N91W. The ITCZ 
continues from 07N91W to 07N109W to 09N129W. Scattered moderate 
isolated strong convection is noted from 04N to 07N between 104W 
to 108W, and scattered moderate convection from 07N to 11N between
116W and 126W.

OFFSHORE WATERS WITHIN 250 NM OF MEXICO

Strong to near-gale winds, and seas to 8 ft, prevail over the 
Tehuantepec region. Moderate winds prevail over the southern 
Gulf of California as well as west of Baja California Sur. Light 
to gentle winds prevail elsewhere. Seas are in the 4-6 ft range, 
except 1-3 ft over the northern Gulf of California. 

For the forecast, strong to near gale winds over the Gulf of
Tehuantepec will gradually diminish through Sun. Moderate to 
locally fresh NW winds at the entrance of the Gulf of California,
and the southern Gulf of California will prevail through Sun. 
Moderate to locally fresh winds will develop over the waters west
of the Baja California peninsula Sat night through Sun night. 

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

Fresh NE winds, and seas to 8 ft, are observed over the Gulf of 
Papagayo. Gentle winds are elsewhere north of the monsoon trough.
Gentle to moderate winds are south of the monsoon trough. Seas 
are in the 4-6 ft range. 

For the forecast, the fresh to strong NE winds in the Papagayo 
region will prevail through Tue night. Gentle to moderate S to 
SW winds are expected S of the monsoon trough through early next 
week. 

REMAINDER OF THE AREA...

High pressure prevails over the waters north of 20N, anchored by
1020 mb high pressure centered near 27N121W. A surface trough 
extends from 22N129W to 11N135W. The pressure gradient between 
the area of high pressure and the surface trough is supporting 
fresh to locally strong winds just NE of the trough. Moderate to 
locally fresh winds prevail elsewhere north of the ITCZ to near 
20N and west of 115W. Light to gentle winds prevail north of 20N.
South of the ITCZ, moderate to locally fresh winds prevail. Seas
are in the 7-8 ft range over the area of strong winds, and 6-7 
ft elsewhere. 

$$
Torres