000
AXPZ20 KNHC 041441
TWDEP

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
1356 UTC Fri Sep 4 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.

...TROPICAL WAVES...

A tropical wave axis is near 83W north of 01N, moving west at 10
to 15 kt. Scattered moderate isolated strong convection is noted
within 60 nm of the wave axis. 

A tropical wave axis is near 115W from 01N to 17N, moving west 
at 15 kt. Scattered moderate convection is noted from 08N to 12N
within 60 nm east of the wave axis.

A tropical wave axis is near 137W from 01N to 18N, moving west 
at 15 kt. No significant convection is associated with this 
wave.

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

The monsoon trough extends from 12N86W to 14N94W to 10N140W. 
Scattered moderate isolated strong convection is noted E of 80W,
and from 07N to 11N between 80W and 88W. Scattered moderate to
strong convection is noted north of 09N between 92W and 98W.
Scattered moderate convection is noted from 10N to 12N between
100W and 120W. Scattered moderate isolated strong convection is
noted from 08N to 11N between 120W and 130W. 

OFFSHORE WATERS WITHIN 250 NM OF MEXICO...

Remnant low pressure of TD Nana, located near 14.5N94.5W, is 
passing south of the Gulf of Tehuantepec, with strong winds in 
the region. Scattered moderate to strong convection is noted N of
08N between 92W and 98W in association to this feature. The low 
will move west- northwestward, south of Mexico, through Sun.

Elsewhere, gentle to moderate NW winds prevail across the waters 
north of 20N with 5 to 6 ft seas west of the Baja California 
peninsula. Little change in marine conditions is expected during 
the next few days.

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

Moderate to fresh SW winds prevail S of the monsoon trough. Seas
are 7 to 9 ft in long-period southerly swell. Moderate to fresh 
SW winds and Southerly cross-equatorial swell will persist south 
of the monsoon trough the next several days.

REMAINDER OF THE AREA...

Gentle to moderate winds prevail north of the monsoon trough. 
Moderate to fresh southerly flow persists south of the monsoon 
trough, with areas of 7 to 8 ft seas. Long-period southerly 
swell is spreading northward across the region E of 120W, with 8-
9 ft seas S of the equator. This swell will continue propagating 
northward during the next few days.

$$
AL