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From: COD Weather Processor <ldm@weather.cod.edu>
To: <wx-tropl@lists.illinois.edu>
Subject: Pacific-EN: Tropical Weather Discussion 
Message-ID: <20220312215501.331261C0EEF@weather.cod.edu>
Date: Sat, 12 Mar 2022 21:55:01 +0000
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AXPZ20 KNHC 122154
TWDEP=20

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
2205 UTC Sat Mar 12 2022

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 1800 UTC surface analysis and satellite imagery through
2150 UTC.

...Special Features...

Gulf of Tehuantepec storm warning: Strong high pressure is building
behind a cold front moving across the eastern Gulf of Mexico.=20=20
Northerly gale force winds behind the front are funneling across
the Chivela Pass, supporting storm-force winds in the Tehuantepec
region this afternoon. Storm-force winds will continue tonight
and diminish to strong gale-force Sun morning. Peak seas will=20
range between 18 to 22 ft tonight. Gale-force winds will then continue
through Sun evening. Afterwards, strong to near gale-force winds
will gradually diminish through Mon morning. For further details,
please see the latest NWS High Seas Forecast issued by the=20
National Hurricane Center, at this website:
https://urldefense.com/v3/__https://www.nhc.noaa.gov/text/MIAHSFEP2.shtml__=
;!!DZ3fjg!tverURYloSivUVWcUcK48QLG2Dk-RD-rO564EPX69tcEvrFTOtshm5usQFqXcUBqp=
vmWBZeg$ .

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...=20

A surface trough extends from the coast of Panama near 08N78W to
03N94W to 04N108W. The ITCZ extends from 04N108W to beyond=20
03N140W. Scattered moderate convection is from 03S to 03N=20
between 86W to 95W, and from 02N to 08N between 116W and 133W.=20

OFFSHORE WATERS WITHIN 250 NM OF MEXICO

Surface ridging anchored by a 1027 mb high near 30N132W continues
to provide moderate NE winds along the Baja California offshore=20
waters with seas in the 3-5 ft range. Along the Gulf of=20
California, fresh to strong NW winds continues all the way to the
Nayarit offshore waters with 5 to 6 ft seas. Light to gentle NW=20
winds are elsewhere along the SW Mexican offshore waters with
seas to 3 ft.=20=20

A gap wind event is ongoing for the region of Tehuantepec with=20
strong gale-force winds starting this afternoon rapidly=20
increasing to storm-force before the evening hours. See the=20
Special Features section for further details. Fresh to strong=20
winds in the Gulf of California will funnel through the central=20
and southern Baja peninsula into the offshore waters. The=20
pressure gradient across the area will diminish this afternoon=20
and winds along the Gulf of California will gradually diminish=20
into this evening. Otherwise, moderate to fresh winds will=20
prevail off Baja California Norte through the middle of next week
when the next gap wind event is forecast for Tehuantepec.=20

OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, and=20
WITHIN 750 NM OF ECUADOR

A weak pressure gradient across the area is supporting light to=20
gentle variable winds with seas to 5 ft. Moderate E winds are=20
pulsing in the Gulf of Papagayo out to 88W. In the Gulf of=20
Panama, gentle to moderate N winds are noted.=20

Gentle winds will prevail through most of the forecast period,
except for the Papagayo region where winds will pulse to fresh=20
to strong by Sun through the middle of the week. Moderate=20
northerly winds will also pulse in the Gulf of Panama tonight=20
through Mon night.=20

REMAINDER OF THE AREA

High pressure of 1027 mb centered near 30N132W continues to=20
extend a ridge across the high seas, supporting moderate to fresh
NE to E winds and seas of 5 to 8 ft N of the ITCZ and W of 115W.
Locally strong winds are noted from 10N to 15N W of 137W.

Moderate to fresh NE to E winds will continue across the area=20
with seas ranging between 8 to 10 ft through mid-week. Active=20
convection is expected over the weekend N of the ITCZ and W of=20
130W.=20

$$
Ramos


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