Marine Forecast Offices & Centers provide links to their products as well as additional regionally focused information. Click on map for links.

Did you know that the height of some individual waves may be twice the height of the forecast seas? And may present an even greater danger near shore?

The following National Weather Service marine products are broadcast via U.S. Coast Guard NAVTEX stations. See USCG NAVTEX for a detailed description of U.S. Coast Guard NAVTEX broadcasts including schedule information.

CAUTION - This page is provided as a service to mariners and may not reflect an accurate listing of marine weather products being broadcast which is subject to revision. Broadcast of navigational warnings and Search and Rescue (SAR) information may occasionally precude broadcast of scheduled weather information.

Contact the U.S. Coast Guard directly if you have any questions regarding these broadcasts.

Please send us feedback if you have any comments or corrections to this webpage.

These tables contain links to products, however, the Internet is not part of the National Weather Service's operational data stream and should never be relied upon as a means to obtain the latest forecast and warning data. Linked data may not represent the latest forecast.  Please read our disclaimer.

CAUTION - Remember to hit the "RELOAD" button on your webbrowser or you may be recalling data from memory rather than downloading the latest forecast.
 
 

U.S. Coast Guard BOSTON, MA NWS Marine Weather Products Broadcast Via NAVTEX (Identifier F)
OFFN01		NAVTEX Forecast,   Eastport, ME to Sandy Hook, NJ
SMWCAR		Special Marine Warning* - Caribou, ME
SMWGYX		Special Marine Warning* - Gray/Portland, ME
SMWBOX		Special Marine Warning* - Taunton, MA
MWSCAR		Marine Weather Statement* - Caribou, ME
MWSGYX		Marine Weather Statement* - Gray/Portland, ME
MWSBOX		Marine Weather Statement* - Taunton, MA
TSUAT1		Tsunami Advisory/Watch/Warning*
TSUATE		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard CHESAPEAKE (PORTSMOUTH), VA NWS Marine Weather Products Broadcast Via NAVTEX (Identifier N)
OFFN02		NAVTEX Forecast,   Sandy Hook, NJ to Murrells Inlet, SC
SMWPHI		Special Marine Warning* - Philadelphia/New Jersey
SMWLWX		Special Marine Warning* - Washington, DC/Maryland
SMWAKQ		Special Marine Warning* - Wakefield, VA
MWSPHI		Marine Weather Statement* - Philadelphia/New Jersey
MWSLWX		Marine Weather Statement* - Washington, DC/Maryland
MWSAKQ		Marine Weather Statement* - Wakefield, VA
TSUAT1		Tsunami Advisory/Watch/Warning*
TSUATE		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard CHARLESTON, SC NWS Marine Weather Products Broadcast Via NAVTEX (Identifier E)
OFFN03		NAVTEX Forecast,   Murrrels Inlet, SC TO Flagler Beach, FL
SMWCHS		Special Marine Warning* - Charleston, SC
SMWJAX		Special Marine Warning* - Jacksonville, FL
MWSCHS		Marine Weather Statement* - Charleston, SC
MWSJAX		Marine Weather Statement* - Jacksonville, FL
TSUAT1		Tsunami Advisory/Watch/Warning*
TSUATE		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard MIAMI, FL NWS Marine Weather Products Broadcast Via NAVTEX (Identifier A)
OFFN04		NAVTEX Forecast,   SW N Atlantic S OF 31N AND W OF 65W
SMWMLB		Special Marine Warning* - Melbourne, FL
SMWMFL		Special Marine Warning* - Miami, FL
SMWKEY		Special Marine Warning* - Key West, FL
SMWTBW		Special Marine Warning* - Tampa, FL
MWSMLB		Marine Weather Statement* - Melbourne, FL
MWSMFL		Marine Weather Statement* - Miami, FL
MWSKEY		Marine Weather Statement* - Key West, FL
MWSTBW		Marine Weather Statement* - Tampa, FL
TSUAT1		Tsunami Advisory/Watch/Warning*
TSUATE		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard PUERTO RICO NWS Marine Weather Products Broadcast Via NAVTEX (Identifier R)
OFFN05		NAVTEX Forecast,   Carribbean Sea and SW N Atlantic
SMWSJU		Special Marine Warning* - San Juan, PR
MWSSJU		Marine Weather Statement* - San Juan, PR
TSUAT1		Tsunami Advisory/Watch/Warning*
TSUATE		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard NEW ORLEANS, LA NWS Marine Weather Products Broadcast Via NAVTEX (Identifier G)
OFFN06		NAVTEX Forecast,   Gulf of Mexico
SMWTBW		Special Marine Warning* - Tampa, FL
SMWTAE		Special Marine Warning* - Tallahassee, FL
SMWMOB		Special Marine Warning* - Mobile, AL
SMWLIX		Special Marine Warning* - New Orleans, LA
SMWLCH		Special Marine Warning* - Lake Charles, LA
SMWHGX		Special Marine Warning* - Houston/Galveston, TX
SMWCRP		Special Marine Warning* - Corpus Christi, TX
SMWBRO		Special Marine Warning* - Brownsville, TX
MWSTBW		Marine Weather Statement* - Tampa, FL
MWSTAE		Marine Weather Statement* - Tallahassee, FL
MWSMOB		Marine Weather Statement* - Mobile, AL
MWSLIX		Marine Weather Statement* - New Orleans, LA
MWSLCH		Marine Weather Statement* - Lake Charles, LA
MWSHGX		Marine Weather Statement* - Houston/Galveston, TX
MWSCRP		Marine Weather Statement* - Corpus Christi, TX
MWSBRO		Marine Weather Statement* - Brownsville, TX
TSUAT1		Tsunami Advisory/Watch/Warning*
TSUATE		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard ASTORIA, OR NWS Marine Weather Products Broadcast Via NAVTEX (Identifier W)
OFFN09		NAVTEX Forecast,   U.S.-Canadian Border to Pt. St George, CA
SMWSEW		Special Marine Warning* - Seattle, WA
SMWPQR		Special Marine Warning* - Portland, OR
SMWMFR		Special Marine Warning* - Medford, OR
MWSSEW		Marine Weather Statement* - Seattle, WA
MWSPQR		Marine Weather Statement* - Portland, OR
MWSMFR		Marine Weather Statement* - Medford, OR
TSUWCA		Tsunami Advisory/Watch/Warning*
TSUAK1		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard PT. REYES(SAN FRANCISCO), CA NWS Marine Weather Products Broadcast Via NAVTEX (Identifier C)
OFFN08		NAVTEX Forecast,   Pt. St George, CA to Pt. Piedras, CA
SMWEKA		Special Marine Warning* - Eureka, CA
SMWMTR		Special Marine Warning* - San Francisco, CA
MWSEKA		Marine Weather Statement* - Eureka, CA
MWSMTR		Marine Weather Statement* - San Francisco, CA
TSUWCA		Tsunami Advisory/Watch/Warning*
TSUAK1		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard CAMBRIA, CA NWS Marine Weather Products Broadcast Via NAVTEX (Identifier Q)
OFFN07		NAVTEX Forecast,   Pt. Piedras, CA to Mexican Border
SMWLOX		Special Marine Warning* - Los Angeles/Oxnard, CA
SMWSGX		Special Marine Warning* - San Diego, CA
MWSLOX		Marine Weather Statement* - Los Angeles/Oxnard, CA
MWSSGX		Marine Weather Statement* - San Diego, CA
TSUWCA		Tsunami Advisory/Watch/Warning*
TSUAK1		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard KODIAK, AK NWS Marine Weather Products Broadcast Via NAVTEX (Identifier J)
OFFAJK		Offshore Forecast, Eastern Gulf of Alaska
OFFAER		Offshore Forecast, Western Gulf of Alaska
OFFN11		NAVTEX, Southeast, AK
OFFN12		NAVTEX, North Gulf Coast, AK
SMWAJK		Special Marine Warning* - Juneau, AK
SMWAFC		Special Marine Warning* - Anchorage, AK
MWSAJK		Marine Weather Statement* - Juneau, AK
MWSAFC		Marine Weather Statement* - Anchorage, AK
ICEAFC		Sea Ice Advisory#
TSUWCA		Tsunami Advisory/Watch/Warning*
TSUAK1		Tsunami Public Message*
*Non-Routine, event driven product # When advisory contains Cook Inlet information only

 
 

U.S. Coast Guard KODIAK, AK (Previously broadcast from ADAK, AK) NWS Marine Weather Products Broadcast Via NAVTEX (Identifier X)
OFFALU		Offshore Forecast, Bering Sea
OFFN13		NAVTEX, Western AK
OFFN14		NAVTEX, NW Alaska
OFFN15		NAVTEX, Arctic Alaska
SMWAFC		Special Marine Warning* - Anchorage, AK
SMWAFG		Special Marine Warning* - Fairbanks, AK
MWSAFC		Marine Weather Statement* - Anchorage, AK
MWSAFG		Marine Weather Statement* - Fairbanks, AK
TSUWCA		Tsunami Advisory/Watch/Warning*
TSUAK1		Tsunami Public Message*
* Non-Routine, event driven product

 
 

U.S. Coast Guard HONOLULU, HI NWS Marine Weather Products Broadcast Via NAVTEX (Identifier O)
OFFN10		NAVTEX Forecast, Honolulu, HI
SMWHFO		Special Marine Warning* - Honolulu, HI
MWSHFO		Marine Weather Statement* - Honolulu, HI
TSUPAC		Tsunami Advisory/Watch/Warning*
TSUHWX		Tsunami Advisory/Watch/Warning*
TSUHW1		Tsunami Public Message*
*Non-Routine, event driven product

 
 

U.S. Coast Guard MARIANUS(GUAM) NWS Marine Weather Products Broadcast Via NAVTEX (Identifier V)
CWFMY		Coastal Forecast, Marianus(Guam)
SMWGUM		Special Marine Warning* - Marianas (Guam)
MWSGUM		Marine Weather Statement* - Marianas (Guam)
TSUPAC		Tsunami Advisory/Watch/Warning*
*Non-Routine, event driven product