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Atlantic Data & Forecasts
High Seas
North Atlantic
(
Metarea IV
)
(12 Aug 2026 22:18 UTC)
Synopsis
NE U.S. Waters
(12 Aug 2026 21:19 UTC)
Mid Atlantic Waters
(12 Aug 2026 21:20 UTC)
SE U.S. Waters & SW N Atlantic
(12 Aug 2026 21:33 UTC)
Offshore Waters
New England
(13 Aug 2026 02:53 UTC)
West Central North Atlantic
(13 Aug 2026 02:56 UTC)
Navtex (Navigational Telex)
Boston, MA "F"
(12 Aug 2026 21:19 UTC)
Portsmouth, VA "N"
(12 Aug 2026 21:20 UTC)
Charleston, SC "E"
(12 Aug 2026 21:33 UTC)
Maps and Charts
Atlantic 500 mb
Analysis
(color)
(12 Aug 2026 17:19 UTC | 59.2K | 293.6K)
24-hr forecast
(color)
(12 Aug 2026 17:20 UTC | 60.0K | 295.2K)
36-hr forecast
(color)
(12 Aug 2026 17:20 UTC | 63.3K | 302.8K)
48-hr forecast
(color)
(12 Aug 2026 17:21 UTC | 62.5K | 315.4K)
72-hr forecast
(color)
(12 Aug 2026 17:21 UTC | 63.0K | 305.3K)
96-hr forecast
(color)
(12 Aug 2026 17:21 UTC | 62.8K | 302.3K)
Atlantic Surface Analysis
Latest Analysis
(13 Aug 2026 02:21 UTC | 72.0K)
00 UTC color Analysis
(13 Aug 2026 02:21 UTC | 174.1K)
06 UTC color Analysis
(12 Aug 2026 08:03 UTC | 171.7K)
12 UTC color Analysis
(12 Aug 2026 15:10 UTC | 177.3K)
18 UTC color Analysis
(12 Aug 2026 21:08 UTC | 174.8K)
Atlantic Surface Forecasts
24-hr forecast
(12 Aug 2026 16:51 UTC | 67.0K)
48-hr forecast
(12 Aug 2026 17:52 UTC | 65.6K)
72-hr forecast
(01 Jun 2026 17:18 UTC | 42.9K)
96-hr forecast
(01 Jun 2026 14:33 UTC | 42.9K)
Atlantic Wind & Wave
Analysis
(13 Aug 2026 00:39 UTC | 46.7K )
24-hr forecast
(12 Aug 2026 18:29 UTC | 71.0K)
48-hr forecast
(12 Aug 2026 17:57 UTC | 68.3K)
72-hr forecast
(12 Aug 2026 17:44 UTC | 68.7K)
96-hr forecast
(12 Aug 2026 17:48 UTC | 68.4K)
Atlantic Sea State
Analysis
(12 Aug 2026 12:45 UTC | 56.7K)
Atlantic Wave Period & Direction
24-hr forecast
(color)
(12 Aug 2026 16:55 UTC | 75.9K | 234.8K)
48-hr forecast
(color)
(12 Aug 2026 16:56 UTC | 75.5K | 231.9K)
72-hr forecast
(color)
(12 Aug 2026 16:57 UTC | 75.0K | 230.5K)
96-hr forecast
(color)
(12 Aug 2026 16:58 UTC | 74.8K | 231.9K)
This information is provided as a public service from:
Ocean Prediction Center
National Centers for Environmental Prediction
National Weather Service
National Oceanic and Atmospheric Administration
Department of Commerce
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