Atlantic Briefing Package

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Pacific: High Seas EP1 and EPI

Atlantic Briefing Package

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

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500 mb Analysis

Atlantic 500 mb Analysis

Last Update: Wed, 26-Nov-2025 03:58:58 UTC, Updates: Twice per day

Surface Analysis

Atlantic surface analysis

Last Update: Wed, 26-Nov-2025 14:53:15 UTC, Updates: Four times per day

Wind and Wave Analysis

Atlantic Offshore & adjacent waters sea state analysis

Last Update: Wed, 26-Nov-2025 14:05:44 UTC, Updates: Four times per day

Sea State Analysis

Atlantic sea state analysis

Last Update: Wed, 26-Nov-2025 13:45:45 UTC, Updates: Once per day

24 Hour 500 mb Forecast

24 hour Atlantic 500 mb offshore & adjacent waters

Last Update: Wed, 26-Nov-2025 04:00:07 UTC, Updates: Twice per day

24 Hour Surface Forecast

24 hour Atlantic surface offshore & adjacent waters

Last Update: Wed, 26-Nov-2025 17:06:41 UTC, Updates: Twice per day

24 Hour Wind and Wave Forecast

24 hour Atlantic wind/wave offshore & adjacent waters

Last Update: Wed, 26-Nov-2025 05:45:41 UTC, Updates: Twice per day

24 Hour Wave Period and Direction Forecast

24 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Wed, 26-Nov-2025 16:55:31 UTC, Updates: Twice per day

48 Hour 500 mb Forecast

48 hour 500 mb Atlantic

Last Update: Wed, 26-Nov-2025 04:02:23 UTC, Updates: Twice per day

48 Hour Surface Forecast

48 hour Atlantic surface

Last Update: Wed, 26-Nov-2025 17:12:44 UTC, Updates: Twice per day

48 Hour Wind and Wave Forecast

48 hour Atlantic wind/wave

Last Update: Wed, 26-Nov-2025 05:29:38 UTC, Updates: Twice per day

48 Hour Wave Period and Direction Forecast

48 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Wed, 26-Nov-2025 16:56:37 UTC, Updates: Twice per day

72 Hour 500 mb Forecast

72 hour 500 mb Atlantic

Last Update: Tue, 25-Nov-2025 17:24:52 UTC, Updates: Once per day

72 Hour Surface Forecast

72 hour Atlantic surface

Last Update: Tue, 25-Nov-2025 17:26:38 UTC, Updates: Once per day

72 Hour Wind and Wave Forecast

72 hour Atlantic wind/wave

Last Update: Tue, 25-Nov-2025 20:15:45 UTC, Updates: Once per day

72 Hour Wave Period and Direction Forecast

72 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Wed, 26-Nov-2025 16:57:43 UTC, Updates: Once per day

96 Hour 500 mb Forecast

96 hour Atlantic 500 mb

Last Update: Tue, 25-Nov-2025 17:26:10 UTC, Updates: Once per day

96 Hour Surface Forecast

96 hour Atlantic surface

Last Update: Tue, 25-Nov-2025 13:41:41 UTC, Updates: Once per day

96 Hour Wind and Wave Forecast

96 hour Atlantic wind/wave

Last Update: Tue, 25-Nov-2025 15:26:42 UTC, Updates: Once per day

96 Hour Wave Period and Direction Forecast

96 hour Atlantic Peak Wave Period & Direction/Ice Accretion

Last Update: Wed, 26-Nov-2025 16:58:49 UTC, Updates: Once per day

US Department of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
National Centers for Environmental Prediction
Ocean Prediction Center
NOAA Center for Weather and Climate Prediction (NCWCP)
5830 University Research Court
College Park, Maryland 20740-3818

Phone: 301-683-1520
Fax: 301-683-1501 (SDM), 301-683-1545 (back office-administrative)
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Page last modified: Wednesday, October 1, 2025 13:20:33 UTC