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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: <20220312220655.5FC261C0EEF@weather.cod.edu>
Date: Sat, 12 Mar 2022 22:06:55 +0000
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AXPZ20 KNHC 122205
TWDEP

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!uEfS1tCELoeII_IDomHjjLZIUyIQFUSEoSlPbF9xpWdxlMLxUUQliwphd7dmAI48f=
NlP5ah7$ .

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

A surface trough extends from the coast of Panama near 08N78W to
03N93W to 03N108W. The ITCZ extends from 04N117W to beyond=20
03N140W. Scattered moderate convection is from 01S to 04N=20
between 90W to 98W, and from 02N to 07N between 118W and 131W.=20

OFFSHORE WATERS WITHIN 250 NM OF MEXICO

Surface ridging anchored by a 1029 mb high near 30N130W 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 California,
fresh to strong NW winds continues all the way to the Nayarit=20
offshore waters with 5 to 6 ft seas. Light to gentle NW winds are
elsewhere along the SW Mexican offshore waters with seas to 3=20
ft.=20

A gap wind event is ongoing for the region of Tehuantepec with=20
storm-force winds. See the Special Features section for further=20
details. Fresh to strong winds in the Gulf of California will=20
gradually diminish this evening. Otherwise, moderate to fresh=20
winds will prevail off Baja California Norte through the middle=20
of next week when the next gap wind event is forecast for=20
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 and in the Gulf of Panama.=20

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

REMAINDER OF THE AREA

High pressure of 1029 mb high near 30N130W continues to 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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