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Atlantic Tropical Weather Discussion


290 
AXNT20 KNHC 092335
TWDAT 

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
0015 UTC Sun May 10 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 1800 UTC surface analysis and satellite imagery through
2315 UTC.

...SPECIAL FEATURES...

Caribbean Gale Warning: The pressure gradient between high pressure 
well north of the region and relatively lower pressure in northern 
South America will lead to gale force winds off northwest Colombia 
tonight and on Sun night along with very rough seas. An after 
scatterometer satellite pass captured some of these winds. This 
gradient will weaken some early next week as a cold front moves into 
the western Atlantic allowing for the pulsing gale conditions to end 
Mon. 

Please read the latest High Seas Forecast issued by the National
Hurricane Center at website -
https://www.nhc.noaa.gov/text/MIAHSFAT2.shtml for more details.

...TROPICAL WAVES...

A far eastern Atlantic tropical wave was introduced near the
coast of Africa along 17W from 01N to 09N based on satellite 
imagery and on upper-level model guidance. It is moving westward
at about 10 kt. Numerous moderate to isolated strong convection
is behind the wave from 01N to 08N between 08W and the wave.

A weak central Atlantic tropical wave has its axis near 50W 
south 09N. It is moving westward around 10 kt. No deep is noted
at the present time.

...MONSOON TROUGH/ITCZ...

The monsoon trough axis is confined inland over Africa. The ITCZ
axis extends from 03N18W to 01N25W, then along the Equator to
near 44W. Scattered moderate convection is seen north of the 
ITCZ within 60 nm of 04.5N29W.

...GULF OF AMERICA...

A dissipating stationary front extends from near Pensacola, 
Florida to Lake Ponchatrain, Louisiana and continues to just 
inland Texas. A surface trough is along a position from near 
27.5N94W to 25N96W, and southeastward from there to just north of
Coatzacoalcos, Mexico. These two features are inducing scattered
to numerous showers and thunderstorms within about 60 to 120 nm of 
the northern Gulf coast. Outside of the convection, most of the 
basin remains under a fairly light gradient that is generally 
allowing for moderate or weaker southeast winds along with slight to 
moderate seas.

For the forecast, the scattered showers and thunderstorms as 
stated earlier will linger into Sun. These showers and 
thunderstorms should weaken Sun afternoon and evening as the 
front gradually dissipates. Farther south, winds will pulse to 
strong near the Yucatan Peninsula in the evenings through Sun 
night. Looking ahead, another cold front will move into the 
northern Gulf waters early Mon morning, and reach from northern 
Florida to the Bay of Campeche by late Mon, followed by moderate to 
locally strong N to NE winds. Fresh to strong northwest winds are 
expected off Veracruz Mon night into Tue morning. Scattered to 
numerous showers and strong thunderstorms are possible ahead of the 
front. Conditions will improve across the Gulf Tue night into Wed as 
the front weakens. 

...CARIBBEAN SEA...

Please read the Special Features for information on an
ongoing gale warning for offshore Colombia.

Aside from the gale warning information, the pressure gradient
between broad high pressure north of the basin and lower pressures 
in the deep tropics is resulting in fresh to near gale-force 
easterly trade winds and locally rough seas in the central Caribbean 
and Gulf of Honduras. Elsewhere, moderate or weaker winds and slight 
to moderate seas prevail.

For the forecast, the broad high pressure north of the Caribbean
will sustain fresh to strong easterly trade winds with rough 
seas in the south-central Caribbean through midweek next week, 
including the Gulf of Venezuela. These winds are forecast to
reach gale-force off northwestern Colombia tonight and on 
Sun night. Fresh to strong with locally near- gale E winds and 
rough seas are also anticipated in the Gulf of Honduras through 
Sun night. Moderate to fresh trades are expected across the 
remainder of the eastern and central Caribbean. 
 
...ATLANTIC OCEAN...

A dissipating stationary front is analyzed from near 31N58W to 
30.5N70W and continuing westward to inland northern Florida.
Scattered showers and isolated thunderstorms are noted along the 
boundary west of about 73W. For waters north of 21N, an overall 
weak pressure gradient, mainly influenced by subtropical ridging 
from high pressure north of the region, is leading to moderate or 
weaker winds and moderate seas. The exception is in the far 
northeastern Atlantic, where rough seas are present north of the 
Canary Islands and east of about 25W. Latest scatterometer satellite 
data indicates moderate to fresh trades south of 21N. Moderate seas 
are with these trades.

For the forecast west of 55W, A cold front, stronger than
previous ones, is expected to follow a similar path Mon through 
Tue, followed by fresh to locally strong winds and rough seas. 
Scattered showers and thunderstorms, some possibly strong to 
marginally severe, are possible near this second front. 
Meanwhile, the subtropical ridge over the western Atlantic will 
support fresh to locally strong winds off northern Hispaniola 
through Mon night. 

$$
Aguirre