• ADVISORY: Tropical Storm Melissa Advisory Number 8

    From COD Weather Processor@1:2320/105 to wx-atlan@lists.illinois.edu on Thursday, October 23, 2025 08:38:26
    973
    WTNT33 KNHC 230838
    TCPAT3

    BULLETIN
    Tropical Storm Melissa Advisory Number 8
    NWS National Hurricane Center Miami FL AL132025
    500 AM EDT Thu Oct 23 2025

    ...MELISSA CRAWLING OVER THE CENTRAL CARIBBEAN SEA...
    ...EXPECTED TO BRING HEAVY RAINS AND LIFE-THREATENING FLOODING TO
    PORTIONS OF HISPANIOLA AND JAMAICA INTO THE WEEKEND...


    SUMMARY OF 500 AM EDT...0900 UTC...INFORMATION ----------------------------------------------
    LOCATION...15.0N 74.9W
    ABOUT 240 MI...390 KM SSE OF KINGSTON JAMAICA
    ABOUT 300 MI...485 KM SW OF PORT AU PRINCE HAITI
    MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
    PRESENT MOVEMENT...WNW OR 300 DEGREES AT 3 MPH...6 KM/H
    MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES


    WATCHES AND WARNINGS
    --------------------
    CHANGES WITH THIS ADVISORY:

    None.

    SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

    A Hurricane Watch is in effect for...
    * Southwestern peninsula of Haiti from the border with the
    Dominican Republic to Port-Au-Prince

    A Tropical Storm Watch is in effect for...
    * Jamaica

    A Hurricane Watch means that hurricane conditions are possible
    within the watch area. A watch is typically issued 48 hours
    before the anticipated first occurrence of tropical-storm-force
    winds, conditions that make outside preparations difficult or
    dangerous.

    A Tropical Storm Watch means that tropical storm conditions are
    possible within the watch area, generally within 48 hours.

    Interests elsewhere in Haiti, the Dominican Republic, and Cuba
    should monitor the progress of Melissa.

    For storm information specific to your area, please monitor
    products issued by your national meteorological service.


    DISCUSSION AND OUTLOOK
    ----------------------
    At 500 AM EDT (0900 UTC), the center of Tropical Storm Melissa was
    located near latitude 15.0 North, longitude 74.9 West. Melissa is
    moving toward the west-northwest near 3 mph (6 km/h). A slow
    northwest or north motion is forecast during the next couple of
    days, followed by a westward turn over the weekend. On the forecast
    track, Melissa is expected to be nearer to Jamaica and the
    southwestern portion of Haiti during the next couple of days.

    Maximum sustained winds are near 50 mph (85 km/h) with higher gusts.
    Little change in strength is expected during the next day or so,
    but significant strengthening is expected by late Friday and over
    the weekend. Melissa is forecast to become a hurricane in a couple
    of days.

    Tropical-storm-force winds extend outward up to 115 miles (185 km)
    from the center.

    The estimated minimum central pressure is 1002 mb (29.59 inches).


    HAZARDS AFFECTING LAND
    ----------------------
    Key messages for Melissa can be found in the Tropical Cyclone
    Discussion under AWIPS header MIATCDAT3 and WMO header WTNT43 KNHC.

    WIND: Hurricane conditions are possible within the watch area in
    Haiti beginning on Friday. Tropical storm conditions could begin in
    Jamaica on Friday.

    RAINFALL: Melissa is expected to bring 5 to 10 inches of rain to the
    southern Dominican Republic, southern Haiti, and eastern Jamaica
    through Sunday, with locally higher amounts possible. Additional
    heavy rainfall is possible beyond Sunday; however, uncertainty in
    Melissa's track and forward speed reduces confidence in exact
    totals. Significant, life-threatening flash flooding and numerous
    landslides are possible.

    Across Puerto Rico, northern Dominican Republic, northern Haiti, and
    western Jamaica, 2 to 4 inches of rain is expected through Sunday.
    Flash and urban flooding will be possible through at least Sunday.

    For a complete depiction of forecast rainfall associated with
    Melissa, please see the National Weather Service Storm Total
    Rainfall Graphic, available at
    hurricanes.gov/graphics_at3.shtml?rainqpf

    SURF: Swells generated by Melissa are expected to affect portions
    of Hispaniola, Jamaica, and eastern Cuba during the next several
    days. Please consult products from your local weather office.

    A depiction of rip current risk for the United States can be found
    at: hurricanes.gov/graphics_at3.shtml?ripCurrents


    NEXT ADVISORY
    -------------
    Next intermediate advisory at 800 AM EDT.
    Next complete advisory at 1100 AM EDT.

    $$
    Forecaster Cangialosi



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