Ocean Prediction Center - Atlantic Marine

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Analysis – Graphical Forecasts – Text Forecasts – Iceberg Analysis/Outlook – Hazards – Gridded – Other Marine

Atlantic Analysis

Click on the map below or choose from:
W Atlantic	Full Atlantic	E Atlantic

Surface Analysis
W Atlantic Loop: [3] [7] [14] Days		E Atlantic Loop: [3] [7] [14] Days
Updated: Mon, 16-Dec-2024 02:58:00 UTC		Updated: Mon, 16-Dec-2024 02:58:00 UTC


Wind and Wave Analysis	Sea State Analysis
Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days
Updated: Mon, 16-Dec-2024 00:27:55 UTC	Updated: Sun, 15-Dec-2024 14:23:48 UTC

Atlantic Graphical Forecasts


24-hour 500 mb	48-hour 500 mb	72-hour 500 mb	96-hour 500 mb
Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days
Updated: Sun, 15-Dec-2024 17:21:24 UTC	Updated: Sun, 15-Dec-2024 17:23:44 UTC	Updated: Sun, 15-Dec-2024 17:24:53 UTC	Updated: Sun, 15-Dec-2024 17:26:04 UTC
More 500 MB images	More 500 MB images	More 500 MB images	More 500 MB images


24-hour surface	48-hour surface	72-hour surface	96-hour surface
Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days
Updated: Sun, 15-Dec-2024 17:23:52 UTC	Updated: Sun, 15-Dec-2024 18:23:51 UTC	Updated: Sun, 15-Dec-2024 19:58:55 UTC	Updated: Sun, 15-Dec-2024 15:33:01 UTC


24-hour wind & wave	48-hour wind & wave	72-hour wind & wave	96-hour wind & wave
Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days
Updated: Sun, 15-Dec-2024 17:59:43 UTC	Updated: Sun, 15-Dec-2024 18:49:12 UTC	Updated: Sun, 15-Dec-2024 20:38:46 UTC	Updated: Sun, 15-Dec-2024 15:58:04 UTC


24-hour wave period & direction	48-hour wave period & direction	72-hour wave period & direction	96-hour wave period & direction
Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days	Loop: [3] [7] [14] Days
Updated: Sun, 15-Dec-2024 16:55:51 UTC	Updated: Sun, 15-Dec-2024 16:56:56 UTC	Updated: Sun, 15-Dec-2024 16:58:01 UTC	Updated: Sun, 15-Dec-2024 16:59:06 UTC

Atlantic Text Forecasts

Offshore Waters Forecasts
description

Live Forecast Map

New England continental shelf and slope waters

Updated: Mon, 16-Dec-2024 02:23:57 UTC

West Central North Atlantic continental shelf and slope waters

Updated: Mon, 16-Dec-2024 02:24:19 UTC

NAVTEX Coastal & Offshore Waters Forecasts
description

Live Forecast Map

Boston, MA: Eastport, ME to South of New England

Updated: Sun, 15-Dec-2024 20:59:50 UTC

Portsmouth, VA: Sandy Hook, NJ to Murrells Inlet, SC

Updated: Sun, 15-Dec-2024 21:00:35 UTC

Charleston, SC: Murrells Inlet, SC to Flagler Beach, FL

Updated: Sun, 15-Dec-2024 21:02:32 UTC

High Frequency Voice Broadcast for Offshore Waters (VOBRA)
description

Live Forecast Map

New England continental shelf and slope waters

Updated: Mon, 16-Dec-2024 02:24:59 UTC

West Central North Atlantic continental shelf and slope waters

Updated: Mon, 16-Dec-2024 02:38:34 UTC

High Seas Forecast
description

North Atlantic Ocean (Metarea IV)

Updated: Sun, 15-Dec-2024 22:28:14 UTC

Atlantic Iceberg Analysis and Outlook Products

North American Ice Service (NAIS) Products - Courtesy of the U.S. Coast Guard International Ice Patrol

Today's NAIS Iceberg Chart

NAIS Iceberg Chart

See North American Ice Service (NAIS) for Iceberg Outlooks and other guidance
NAIS outlooks are typically updated on Wednesday.

Atlantic Hazard Products


Lightning Strike Density
Updated: Mon, 16-Dec-2024 02:44:08 UTC


12-hour Icing	24-hour Icing	36-hour Icing
Updated: Sun, 15-Dec-2024 16:04:59 UTC	Updated: Sun, 15-Dec-2024 16:05:07 UTC	Updated: Sun, 15-Dec-2024 16:05:14 UTC
Experimental Freezing Spray Guidance
Includes Overland, Stallabrass and MINCOG Algorithms

Atlantic Gridded Marine Products

OPC gridded marine products on the National Digital Forecast Database (NDFD)

OPC gridded marine products are available in the National Digital Forecast Database (NDFD)

Other Atlantic Marine Products


Other NWS Marine Forecasts Includes Tropcial Analysis & Forecasts	Multinational Text Products

Atlantic Ocean Radiofax Schedule Image

Radiofax Schedule and Images