[Tropical] Tropical Weather Discussion

[EMWIN Server]

AXNT20 KNHC 280508
TWDAT

Tropical Weather Discussion
NWS National Hurricane Center Miami FL
1208 AM EST Fri Dec 28 2018

Tropical Weather Discussion for North America, Central America
Gulf of Mexico, Caribbean Sea, northern sections of South
America, and Atlantic Ocean to the African coast from the
Equator to 32N. The following information is based on satellite
imagery, weather observations, radar and meteorological analysis.

Based on 0000 UTC surface analysis and satellite imagery through
0500 UTC.

...SPECIAL FEATURES...

...CARIBBEAN GALE WARNING...

Gale-force winds are forecast along the coast of Colombia each
night through the next 7 days. The gale winds will cover the area
from 11N to 13N between 72W and 78W with seas 10 to 16 ft. Please
refer to the High Seas forecast product under the AWIPS/WMO
headers HSFAT2/FZNT02 KNHC for more details.

...GALE WARNING IN THE CENTRAL ATLANTIC...

A cold front will extends from 31N41W to 24N46W in 12 hours on
28/1200 UTC. With this, gale-force winds are expected north of
30N between 45W and 50W. Seas in this area will range between 10
to 15 ft. Expect the front to move east over the next 24 hours
with gale-force winds and seas up to 23 ft. Please refer to the
High Seas Forecast product under the AWIPS/WMO headers
HSFAT2/FZNT02 KNHC for more details.

...MONSOON TROUGH/ITCZ...

The monsoon trough extends from 07N11W to 02N25W. The ITCZ
continues from that point to 00N49W. Scattered showers are from
00N-08N between 14W-21W and along the ITCZ between 30W-42W.

GULF OF MEXICO...

A stationary front extends across the coast of Texas and
northeast Mexico. A pre-frontal trough extends from 29N93W to
28N95W. Scattered showers are within 45 nm of the trough.
Scatterometer data depicts gentle to moderate winds over the
western half of the basin while moderate to fresh winds are noted
over the eastern half.

The front will linger over the northwest gulf waters through the
upcoming weekend, then move east as a cold front early next week.
A trough will develop daily over the western Yucatan Peninsula
during the afternoon, move W across the SW gulf at night and lose
identity by late morning.

CARIBBEAN SEA...

Refer to the section above for details about the Gale Warning
for the south-central Caribbean. Scatterometer data depicts
moderate to fresh trades across the remainder of the area. Low-
topped trade wind showers are quickly moving across the basin.

Strong to near gale force trade winds will prevail across the
south central Caribbean through next week, increasing to gale-
force along the coast of Colombia late each night through mid
morning. Trade winds will increase elsewhere across the entire
region through Tuesday as high pressure builds over the western
Atlantic.

ATLANTIC OCEAN...

A cold front passes through 32N40W to 23N53, then becomes
stationary from that point to 21N70W. Scattered showers are
within 90 nm of the front mainly north of 30N. A 1033 mb high is
centered over the northeast Atlantic near 39N16W.

Over the west Atlantic, strengthening high pressure north of the
area will increase winds and build seas through Friday. The high
center will shift east and weaken as a weak cold stalls over the
northwest waters this weekend. A ridge will extend from 29N65W to
central Florida on Monday.

For additional information please visit
http://www.hurricanes.gov/marine

$$

ERA
This weather bulletin was brought to you by:
www.nashvilleweather.net