U.S. high seas marine text forecasts are prepared cooperatively by the Ocean Prediction Center(OPC) [formally the Marine Prediction Center(MPC)], Tropical Prediction Center(TPC) and Honolulu Forecast Office(HFO). The map above contains the description for each of these high seas forecast areas. Several high seas forecast products combine these areas. See table below for a more detailed explanation.

Similar webpages for Coastal Waters Forecasts by Zone and Offshore Marine Forecasts by Zone are available.

These forecasts are also available via e-mail

NOTICE - Check time and date of forecasts. Linked data may not represent the latest forecast. 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. Become familar with and use other means such as NOAA Weather Radio to obtain the latest forecasts and warnings. Please read our DISCLAIMER

This is NOT a complete listing of National Weather Service marine forecast products. See the Marine Product Dissemination Information webpage which contains information on the dissemination of NWS marine weather forecasts including frequency and broadcast schedule information as well as links to products and related information.

HIGH SEAS FORECASTS
NFDHSFAT1	West Atlantic (GMDSS Metarea IV)	0430z	1030z	1630z	2230z
MIAHSFAT21	Tropical Atlantic	0415z	1015z	1615z	2215z
NFDHSFEPI	East Pacific (GMDSS Metarea XII)	0545z	1145z	1745z	2345z
NFDHSFEP12	NE Pacific	0430z	1030z	1630z	2230z
HFOHSFNP2	N. Mid-Pacific	0445z	1045z	1645z	2245z
MIAHSFEP22,3	Mexico highseas	0400z	1000z	1600z	2200z
HFOHSFSP	S. Mid-Pacific	0515z	1115z	1715z	2315z
MIAHSFEP3	Peru Highseas (GMDSS Metarea XVI)	0515z	1115z	1715z	2315z
1 Part of NFDHSFAT1   2 Part of NFDHSFEPI 3 Part of NFDHSFEP1