NHC Marine Forecasts & Analyses
Marine Warnings are in effect | Last updated: 18 Dec 2020 02:45 UTC |
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Text forecasts
For a quick reference to many of the products listed below, you may download our trifold brochure. (También está disponible en español.)
Gridded Marine Products
Atlantic | Eastern Pacific | |
*Experimental* Surface (10-m) Winds Surface (10-m) Wind Gusts Significant Wave Heights Marine Hazards description |
NHC Display (for low-bandwidth users) Access NDFD Grids |
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*Experimental* Regional Wave Prediction System (RWPS) |
NCEP/EMC Display |
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Event-Driven Marine Spot Forecasts description |
NWS Spot Forecast Page |
Text Products (Archive)
Atlantic | Eastern Pacific | |
Tropical Weather Discussion description | pdf |
Atlantic | Eastern Pacific |
High Seas Forecast description | pdf |
Atlantic | NE Pacific |
Offshore Waters Forecasts Atlantic: description | pdf Eastern Pacific: description (pdf) |
Interactive Zones Map Caribbean/SW North Atlantic Gulf of Mexico |
Interactive Zones Map Mexico Central America/Colombia/Ecuador |
NAVTEX Marine Forecasts description | pdf |
New Orleans, LA transmitter Miami, FL transmitter San Juan, PR transmitter |
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High Frequency (HF) Voice Broadcasts - VOBRA description | pdf |
Caribbean/SW North Atlantic Gulf of Mexico |
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Marine Weather Discussion description | pdf |
Atlantic | – |
Pan-American Temperature & Precipitation description | pdf |
Selected Pan American Locations | Tropical Disturbance Rainfall Estimates description | pdf |
Operational Text Products |
Graphical Products*
NOTICE - Unified Surface Analysis Changes:
Monsoon Trough - Effective 1 June 2011
Tropical Cyclone Boxes - Effective 15 July 2013
*View the Graphical Products Legend
More NWS Marine Forecast Information
- *Experimental* National Marine Weather Web Portal
- All NWS Marine Program Forecasts
- NWS Weather FAX Charts