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Atlantic Briefing Package

Analysis – 24 Hours – 48 Hours – 72 Hours – 96 Hours

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500 mb Analysis

Last Update: Tue, 04-Aug-2026 17:19:40 UTC, Updates: Twice per day

Surface Analysis

Last Update: Tue, 04-Aug-2026 20:57:07 UTC, Updates: Four times per day

Wind and Wave Analysis

Atlantic Offshore & adjacent waters sea state analysis

Last Update: Tue, 04-Aug-2026 18:50:42 UTC, Updates: Four times per day

Sea State Analysis

Last Update: Tue, 04-Aug-2026 12:37:41 UTC, Updates: Once per day

24 Hour 500 mb Forecast

24 hour Atlantic 500 mb offshore & adjacent waters

Last Update: Tue, 04-Aug-2026 17:20:13 UTC, Updates: Twice per day

24 Hour Surface Forecast

24 hour Atlantic surface offshore & adjacent waters

Last Update: Tue, 04-Aug-2026 17:10:40 UTC, Updates: Twice per day

24 Hour Wind and Wave Forecast

24 hour Atlantic wind/wave offshore & adjacent waters

Last Update: Tue, 04-Aug-2026 17:26:41 UTC, Updates: Twice per day

24 Hour Wave Period and Direction Forecast

24 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Tue, 04-Aug-2026 16:55:25 UTC, Updates: Twice per day

48 Hour 500 mb Forecast

Last Update: Tue, 04-Aug-2026 17:21:09 UTC, Updates: Twice per day

48 Hour Surface Forecast

Last Update: Tue, 04-Aug-2026 16:58:38 UTC, Updates: Twice per day

48 Hour Wind and Wave Forecast

Last Update: Tue, 04-Aug-2026 17:06:41 UTC, Updates: Twice per day

48 Hour Wave Period and Direction Forecast

48 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Tue, 04-Aug-2026 16:56:22 UTC, Updates: Twice per day

72 Hour 500 mb Forecast

Last Update: Tue, 04-Aug-2026 17:21:35 UTC, Updates: Once per day

72 Hour Surface Forecast

Last Update: Mon, 01-Jun-2026 17:18:47 UTC, Updates: Once per day

72 Hour Wind and Wave Forecast

Last Update: Tue, 04-Aug-2026 17:31:41 UTC, Updates: Once per day

72 Hour Wave Period and Direction Forecast

72 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Tue, 04-Aug-2026 16:57:16 UTC, Updates: Once per day

96 Hour 500 mb Forecast

Last Update: Tue, 04-Aug-2026 17:22:02 UTC, Updates: Once per day

96 Hour Surface Forecast

Last Update: Mon, 01-Jun-2026 14:33:39 UTC, Updates: Once per day

96 Hour Wind and Wave Forecast

Last Update: Tue, 04-Aug-2026 17:33:41 UTC, Updates: Once per day

96 Hour Wave Period and Direction Forecast

96 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Tue, 04-Aug-2026 16:58:12 UTC, Updates: Once per day