500 PM EDT SUMMARY

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LOCATION...18.5N 77.7W

ABOUT 15 MI...20 KM E OF MONTEGO BAY JAMAICA

ABOUT 200 MI...325 KM SW OF GUANTANAMO CUBA

MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/H

PRESENT MOVEMENT...NNE OR 25 DEGREES AT 8 MPH...13 KM/H

MINIMUM CENTRAL PRESSURE...921 MB...27.20 INCHES

Hurricane Melissa:

Catastrophic winds, flash flooding + storm surge ongoing in Jamaica... REMAIN SHELTERED IN YOUR SAFE PLACE...

Melissa remains a powerful Category 4 hurricane over NW Jamaica... As of 4:00 PM EDT Tue Oct 28, the center of

Melissa was located near 18.4, -77.9 w/ movement NNE at 8 mph. The minimum central pressure was 914 mb w/

maximum sustained winds of about 150 mph.

Key Messages:

1. Jamaica: Remain in a safe shelter tonight. Damaging winds will

continue over parts of Jamaica this evening. Catastrophic flash

flooding + landslides are expected across the island tonight w/

widespread infrastructure damage, power + communication

outages, isolating communities.

2. Haiti + the Dominican Republic: Catastrophic flash flooding

+ landslides are expected across southwestern Haiti + southern

parts of the Dominican Republic during the next day or so. In

Haiti, extensive damage + isolation of communities is likely.

Tropical storm conditions are expected later today + Wednesday.

3. Eastern Cuba: Heavy rainfall, flash flooding + landslides are expected

soon. Life-threatening storm surge + damaging winds are likely to begin

later today. Seek safe shelter.

4. Southeastern + Central Bahamas + the Turks + Caicos: Hurricane

conditions, life-threatening storm surge + heavy rainfall are expected

across parts of the southeastern + central Bahamas on Wednesday.

Complete preparations by tonight + follow local official guidance.

Tropical storm conditions, heavy rains + and significant storm surge

are expected in the Turks + Caicos Islands on Wednesday.

5. Bermuda: Hurricane conditions + heavy rainfall are possible in

Bermuda beginning Thursday or Thursday night where a Hurricane

Watch is now in effect.

FORECAST POSITIONS + MAX WINDS

INIT 28/2100Z 18.5N 77.7W 125 KT 145 MPH

12H 29/0600Z 19.9N 76.7W 120 KT 140 MPH

24H 29/1800Z 22.2N 75.3W 100 KT 115 MPH

36H 30/0600Z 25.0N 73.2W 95 KT 110 MPH

48H 30/1800Z 28.9N 70.0W 90 KT 105 MPH

60H 31/0600Z 33.8N 64.8W 85 KT 100 MPH

72H 31/1800Z 39.0N 58.3W 70 KT 80 MPH

96H 01/1800Z 48.4N 42.2W 50 KT 60 MPH...POST-TROP/EXTRATROP

120H 02/1800Z 54.8N 25.1W 40 KT 45 MPH...POST-TROP/EXTRATROP