• TROPDISC: Tropical Weathe

    From Mike Powell@618:250/1 to All on Mon Feb 24 08:43:00 2025
    389
    AXNT20 KNHC 240815
    TWDAT

    Tropical Weather Discussion
    NWS National Hurricane Center Miami FL
    1215 UTC Mon Feb 24 2025

    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 31N. The following information is based on satellite
    imagery, weather observations, radar and meteorological analysis.

    Based on 0600 UTC surface analysis and satellite imagery through
    0815 UTC.

    ...MONSOON TROUGH/ITCZ...

    The monsoon trough extends from 07N11.5W to 01N32W. The ITCZ
    extends from 01N32W to 01N50W. Scattered moderate convection is
    noted from 06S to 02N between 05W and 30W.

    ...GULF OF MEXICO...

    A 1014 mb low pressure is centered near 27.5N90W, with a cold
    front extending from the low to the central Bay of Campeche.
    Strong to near gale force winds are E and N of the low, with seas
    in the 6-8 ft range, Elsewhere gentle to moderate winds, and
    moderate seas, prevail.

    For the forecast, the low will track quickly E-SE across south-
    central Florida tonight, with the trailing cold front moving into
    the NW Caribbean this evening. Fresh to strong winds are expected
    around the low pressure today, while moderate to fresh NW winds
    are expected behind the front. Weak high pressure will settle over
    the north- central waters Tue through Wed night leading to
    tranquil marine conditions across the basin. Another cold front
    will enter the NW Gulf Thu morning and sweep across the basin
    through Fri.

    ...CARIBBEAN SEA...

    Fresh to strong winds, and seas of 7-9 ft, prevail over the south
    central Caribbean. Moderate to fresh winds, and seas of 4-6 ft,
    prevail over the north central Caribbean as well as the eastern
    Caribbean. Over the western Caribbean, gentle to moderate winds,
    and seas of 4-6 ft, prevail.

    For the forecast, high pressure across the W Atlc north of the
    area will shift eastward today, resulting in a modest decrease in
    trade winds across the basin. A cold front will enter the NW
    Caribbean this evening, then reach from western Cuba to the Gulf
    of Honduras Tue morning with fresh NW winds behind it. The front
    will stall and dissipate from eastern Cuba to eastern Honduras by
    early Wed. Fresh to strong winds offshore Colombia will diminish
    gradually through Tue, then strengthen again toward the end of the
    week. Mainly moderate to locally fresh winds will prevail
    elsewhere in the central and eastern Caribbean through the middle
    of the week, as well as the Tropical N Atlantic. Winds will
    briefly become fresh to locally strong across SE portions Tue
    night.

    ...ATLANTIC OCEAN...

    A weakening stationary front extends from near 31N42W
    southwestward to the Turks and Caicos Islands. gentle to moderate
    winds are S of 27N W of the front. A 1023 mb high is centered near
    30N66W, with light to gentle winds in the vicinity of the high
    center. Moderate to fresh winds are noted elsewhere. Seas are in
    the 7-19 ft range E if 57W, and 5-7 ft elsewhere except W of 75W
    where seas are in the 3-4 ft range.

    For the forecast, the stationary front will dissipate today.
    Rough seas N of the front will subside across the waters W of 55W
    today. Elongated low pressure will move across south- central
    Florida and the NW Bahamas tonight, then track NE and intensify
    Tue, moving N of 31N by late Tue night. The low will drag a cold
    front across the western part of the area. Strong to near gale-
    force southerly winds and active convection will prevail ahead of
    the front and low Tue through Wed morning. By late Wed night,
    marine conditions will improve under a weak pressure pattern. The
    next cold front is expected to move offshore the SE United States
    Thu night.

    $$
    AL
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  • From Mike Powell@618:250/1 to All on Thu Feb 27 08:46:00 2025
    731
    AXNT20 KNHC 270812
    TWDAT

    Tropical Weather Discussion
    NWS National Hurricane Center Miami FL
    1215 UTC Thu Feb 27 2025

    Tropical Weather Discussion for North America, Central America
    Gulf of , 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 0600 UTC surface analysis and satellite imagery through 0830 UTC.

    ...MONSOON TROUGH/ITCZ...

    The monsoon trough extends from 08N13W to 04N19W. The ITCZ
    continues from 04N19W to 01N40W. Scattered moderate convection is
    noted from 04S to 04N between 15W and 40W.

    ...GULF OF MEXICO...

    High pressure prevails over the Gulf waters, anchored by a 1018 mb
    high centered over the NE Gulf. Gentle to moderate winds, and seas
    of 3-5 ft prevail over the western Gulf. Light to gentle winds,
    and seas of 1-3 ft are over the eastern Gulf.

    For the forecast, a weak and mostly dry cold front will move off
    the Texas coast this morning. The front is expected to reach the
    southeastern Gulf tonight. Fresh northerly winds west of the front
    will diminish Fri afternoon as high pressure builds in the wake
    of the front. Southeast winds are expected to increase slightly
    over the central and western Gulf starting Sun.

    ...CARIBBEAN SEA...

    Moderate to fresh winds, and seas of 4-7 ft prevail over the
    central and eastern Caribbean. Gentle winds, and seas of 2-3 ft
    are over the western Caribbean.

    For the forecast, moderate to fresh winds offshore Colombia will
    strengthen toward the end of the week. Mainly moderate to locally
    fresh winds will prevail elsewhere in the central and eastern
    Caribbean through Fri as well as the Tropical N Atlantic. These
    winds will gradually expand in coverage through the upcoming
    weekend. Fresh to strong NE winds are forecast to develop in the
    lee of Cuba and in the Windward Passage early next week.

    ...ATLANTIC OCEAN...

    A cold front extending from 31N57W to 25N65W becomes stationary
    to the eastern tip of Cuba. Moderate winds are within 90 NM either
    side of the front. Mainly gentle winds are elsewhere W of the
    font. Seas of 6-8 ft are in the vicinity of the front N of 28N.
    Elsewhere W of the front, seas of 4-6 ft prevail. Moderate to
    fresh winds, and seas of 6-9 ft generally prevail elsewhere.

    For the forecast, the front will dissipate today. The next cold
    front will move offshore the southeastern United States tonight.
    This front will reach from near 31N73W to east- central Cuba early
    Fri and from near 31N65W to NW Haiti Fri night, then stall and
    weaken Sat. Fresh to strong winds are expected on either side of
    the front N of about 27N Fri. High pressure will settle over the
    western part of the area Sat, with generally calm conditions over
    most of the area. Another cold front will move across the western
    and central forecast waters Sun and Sun night, reaching the
    eastern part of the area Mon, with fresh to strong north to
    northeast winds expected south of about 28N and west of the front.


    $$
    AL
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