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News Headlines

Temporary Suspension of Ocean Prediction Center's 72- and 96- hour surface graphical products effective June 1, 2026

Soliciting Comments on the new Experimental High Seas Gridded Forecasts from the Ocean Prediction Center (OPC) in the National Digital Forecast Database (NDFD) through September 30, 2026

Implement change in coverage areas for the High Seas Text Forecast near the Equator and International Dateline effective February 17, 2026

Discontinuing 36-hour wind and wave forecast for a small portion of the Atlantic and Pacific Oceans effective April 23, 2026

Soliciting Comments through July 13, 2026 on the proposed discontinuation of the High Frequency (HF) Radiofax Broadcasts from Hawaii, Alaska, Massachusetts, California, and Louisiana.

Discontinuation of the condensed versions of offshore marine forecast products on January 6, 2026

NOS / CO-OPS will begin generating all water level data in Standard Hydrologic Exchange Format (SHEF) on or about April 23, 2026

Additional Headlines

NOAA NWS Marine Weather Services

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NOAA NWS Marine Weather Services

Weather.gov > NOAA NWS Marine Weather Services

Marine Text Forecasts

Coastal/Great Lakes Forecasts

Offshore Forecasts

High Seas Forecasts

Mobile Friendly - Low Bandwidth Marine Text Forecasts

Marine Text Forecast and Products - Complete Listing

Point Forecasts

Marine Text Forecasts by Zone - Text Interface

Forecasts for NOAA Marine Sanctuaries

Text Product File Server Data Files - File Structure Description for FTP

Radiofax Charts

Marine Radiofax Charts

Weather Charts on the Internet

Worldwide Marine Radiofax Schedules

Radiofax Hardware

WeatherFax - The Best Budget Weather Solution for Sailors

Northwest Atlantic Weather Briefing Package

Gulf and Tropical Atlantic Weather Briefing Package

Northeast Pacific Weather Briefing Package

Southeast Pacific Weather Briefing Package

Alaska Weather Briefing Package

Hawaii Weather Briefing Package

Observations

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Peak water level observations at NOS stations during past tropical cyclones

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Experimental Marine Graphical Composite Forecast maps - Eastern North Pacific

Tampa Bay Marine Channel Forecast

Mobile Bay Marine Channel Forecast

Get Products via Email

Get Marine Text and Graphic Products via Email

Important Information

News Headlines

History of NWS Marine Program

U.S. Coast Guard Mobile App

Marine Communications - BoatU.S. Foundation

Weather For Boaters - BoatU.S. Foundation

How EPIRBS Work - BoatU.S. Foundation

Registering your EPIRB

Saved by the Beacon - Safe Boating Council

Search and Rescue Satellite Aided Tracking

Amateur Radio

Coastal Warning Display Program

FAQ

The National Weather Service (NWS) Marine Weather Services offers a broad range of marine forecast and warning products in graphical and text (low bandwidth) formats (See Tabs above). The NWS provides forecasts and warning services for the coastal waters along the mainland of the continental U.S., the Great Lakes and the Offshore and High Seas waters of the North Atlantic and North Pacific Oceans. Links to forecasts, warnings and products related to tropical cyclones and sea ice are near the bottom of the page. The program also provides important Tsunami information. You can also get an hourly marine forecast for a single point and marine channel forecasts for Tampa, FL and Mobile Bay, AL. Read our blog for important changes and news within the NWS marine, tropical and tsunami programs.

Click here for the latest maps of official NWS marine forecast and warning zones (includes any recent changes to coastal, offshore and high seas zones).

Clicking on an area of interest on the map below will take you to marine webpages of Weather Forecast Offices (WFOs) and to a web portal for the Great Lakes. Here is a list of NWS offices by region. Click here for maps showing all NWS marine forecast and warning zones.

If you are interested in receiving NWS marine products via email, mouse over the Get Products via Email menu item and click on the link that pops up. If you have questions about this site or the NWS Marine, Tropical or Tsunami programs, please contact us at: marine.weather@noaa.gov.

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Additional links including safety messaging, publications and other resources for marine weather.

Weather Safety Tips Cold Water Safety Tips

Marine Alerts in Common Alerting Protocol (CAP) and ATOM Syndication Format (ATOM)

What is a Weather Ready Nation? Click here to find out

Virtual Marine Training Modules - General Marine Weather Products and ServicesGeneral Marine Weather Uncertainty and Observations

Virtual Tropical Cyclone Training Modules - Tropical Cyclone ProductsTropical Cyclone Uncertainty

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NOAA NWS Marine Weather Services
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Silver Spring, MD 20910

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