Hurricane Warnings in Effect
Atlantic:  High Seas

Atlantic Briefing Package

Analysis24 Hours48 Hours72 Hours96 Hours

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500 mb Analysis

Atlantic 500 mb Analysis

Last Update: Tue, 04-Nov-2025 03:58:54 UTC, Updates: Twice per day


Surface Analysis

Atlantic surface analysis

Last Update: Tue, 04-Nov-2025 02:59:58 UTC, Updates: Four times per day


Wind and Wave Analysis

Atlantic Offshore & adjacent waters sea state analysis

Last Update: Tue, 04-Nov-2025 00:37:47 UTC, Updates: Four times per day


Sea State Analysis

Atlantic sea state analysis

Last Update: Mon, 03-Nov-2025 13:31:30 UTC, Updates: Once per day


24 Hour 500 mb Forecast

24 hour Atlantic 500 mb offshore & adjacent waters

Last Update: Tue, 04-Nov-2025 04:00:07 UTC, Updates: Twice per day


24 Hour Surface Forecast

24 hour Atlantic surface offshore & adjacent waters

Last Update: Mon, 03-Nov-2025 17:00:39 UTC, Updates: Twice per day


24 Hour Wind and Wave Forecast

24 hour Atlantic wind/wave offshore & adjacent waters

Last Update: Mon, 03-Nov-2025 17:46:40 UTC, Updates: Twice per day


24 Hour Wave Period and Direction Forecast

24 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Mon, 03-Nov-2025 16:55:30 UTC, Updates: Twice per day


48 Hour 500 mb Forecast

48 hour 500 mb Atlantic

Last Update: Tue, 04-Nov-2025 04:02:27 UTC, Updates: Twice per day


48 Hour Surface Forecast

48 hour Atlantic surface

Last Update: Mon, 03-Nov-2025 20:00:37 UTC, Updates: Twice per day


48 Hour Wind and Wave Forecast

48 hour Atlantic wind/wave

Last Update: Mon, 03-Nov-2025 17:10:14 UTC, Updates: Twice per day


48 Hour Wave Period and Direction Forecast

48 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Mon, 03-Nov-2025 16:56:37 UTC, Updates: Twice per day


72 Hour 500 mb Forecast

72 hour 500 mb Atlantic

Last Update: Mon, 03-Nov-2025 17:24:37 UTC, Updates: Once per day


72 Hour Surface Forecast

72 hour Atlantic surface

Last Update: Mon, 03-Nov-2025 20:03:33 UTC, Updates: Once per day


72 Hour Wind and Wave Forecast

72 hour Atlantic wind/wave

Last Update: Mon, 03-Nov-2025 20:29:34 UTC, Updates: Once per day


72 Hour Wave Period and Direction Forecast

72 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Mon, 03-Nov-2025 16:57:43 UTC, Updates: Once per day


96 Hour 500 mb Forecast

96 hour Atlantic 500 mb

Last Update: Mon, 03-Nov-2025 17:25:51 UTC, Updates: Once per day


96 Hour Surface Forecast

96 hour Atlantic surface

Last Update: Mon, 03-Nov-2025 16:14:03 UTC, Updates: Once per day


96 Hour Wind and Wave Forecast

96 hour Atlantic wind/wave

Last Update: Mon, 03-Nov-2025 16:34:45 UTC, Updates: Once per day


96 Hour Wave Period and Direction Forecast

96 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Mon, 03-Nov-2025 16:58:48 UTC, Updates: Once per day