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Atlantic Tropical Weather Discussion


000
AXNT20 KNHC 121539
TWDAT

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
1815 UTC Sun Apr 12 2026

Tropical Weather Discussion for North America, Central America
Gulf of America, Caribbean Sea, northern sections of South
America, and Atlantic Ocean to the African coast from the
Equator to 31N. The following information is based on satellite
imagery, weather observations, radar and meteorological analysis.

Based on 1200 UTC surface analysis and satellite imagery through 
1535 UTC.

...SPECIAL FEATURE...

Gale Warning E of 35W: The tight pressure gradient between a
strong ridge over the Azores and lower pressures in northwest
Africa results in strong to gale-force N-NE winds and rough seas 
off Morocco. Meteo-France has issued Gale Warnings for the marine 
zones of Agadir and Tarfaya through 13/12Z. Please refer to the 
Meteo-France High Seas Forecast product, listed on the website at 
https://wwmiws.wmo.int. for more information.

...MONSOON TROUGH/ITCZ...

The monsoon trough enters the Atlantic through the coast of Sierra
Leone near 08N13W and continues southwestward to 05N17W. The ITCZ
extends from 05N17W to 00N28W and to 03S44W. Scattered moderate
convection is present south of 05N and west of 20W.

...GULF OF AMERICA...

A 1034 mb high pressure system over New England extends southward
into the Gulf of America, supporting moderate to fresh easterly
winds and moderate seas across much of the basin. Generally dry
conditions are occurring over the Gulf waters.

For the forecast, high pressure centered over the western Atlantic will
maintain moderate to fresh E to SE winds and mostly moderate seas
through Thu, with stronger winds pulsing across the Florida 
Straits and off the Yucatan Peninsula.

...CARIBBEAN SEA...

The tight pressure gradient between the strong ridge north of the
Caribbean and lower pressures in NW South America results in fresh
to strong NE-E winds and rough seas in the south-central
Caribbean. Moderate to fresh NE winds and moderate seas are found
in the NW Caribbean and Windward Passage. Elsewhere, moderate or
weaker winds and moderate seas are prevalent. No significant
weather are occurring in the basin.

For the forecast, high pressure over the western Atlantic will
maintain fresh to strong east winds and rough seas over the
south-central portion of the basin and near Colombia through the
early part of the week. Fresh to strong northeast winds and
building seas will prevail south of Cuba, in the Windward
Passage, and south of Hispaniola through most of the upcoming
week. Winds and seas will diminish late in the week.

...ATLANTIC OCEAN...

Please read the Special Features section for details on the Gale
Warning off Morocco.

A cold front enters the basin near 31N57W and continues
southwestward to a 1016 mb low pres near 27N62W, then a stationary
front follows to northern Hispaniola. Scattered showers and
isolated thunderstorms are present near these boundaries. A tight
pressure gradient between the strong ridge over NE England and the
aforementioned fronts sustains fresh to locally strong NE winds
and rough seas across much of the waters behind these boundaries.

The remainder of the tropical Atlantic is dominated by a broad
subtropical ridge near the Azores. Fresh to strong NE-E winds and
rough seas are observed north of 10N and east of 40W. The
strongest winds and highest seas are found in the far NE Atlantic.
Please see the Special Features section for more details. Moderate
to locally fresh easterly trade winds and seas of 7-9 ft are noted
south of 20N and west of 40W. Elsewhere, moderate or weaker winds
and moderate seas prevail.

For the forecast west of 55W, the aforementioned front will 
dissipate through the early part of the week. Fresh to strong NE 
winds and rough seas persist west of the front mainly south of 27N
through mid week. 

$$
Delgado