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NHC Marine Forecasts & Analyses





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Atlantic Marine Forecasts
Active Storms  |  Marine Forecasts
2-Day Graphical Tropical Weather Outlook  |  7-Day Graphical Tropical Weather Outlook
Tropical Atlantic Full Basin Gulf of Mexico Atlantic Offshore Waters Caribbean Tropical East Pacific Forecast Graphics Tropical East Pacific Full Basin Mexico Offshore Waters Central America Offshore Waters North Atlantic Marine Forecasts

Text forecasts

Map of TAFB text forecast areas

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
Surface (10-m) Winds
Surface (10-m) Wind Gusts
Significant Wave Heights
Marine Hazards
description

NHC Display (for low-bandwidth users)


Access NDFD Grids
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/Tropical N Atlantic west of 55W
Gulf of Mexico
N Atlantic from 19N to 31N west of 55W
Interactive Zones Map

Mexico
Central America/Colombia/Ecuador
NAVTEX Marine Forecasts
description | pdf
New Orleans, LA transmitter
Miami, FL transmitter
San Juan, PR transmitter
High Frequency (HF) Voice Broadcasts - VOBRA
description | pdf
Caribbean/SW North Atlantic

Gulf of Mexico
Pan-American
Temperature & Precipitation
description | pdf
Selected Pan American Locations

Graphical Products*

NOTICE - Unified Surface Analysis Changes:
Monsoon Trough - Effective 1 June 2011
Tropical Cyclone Boxes - Effective 15 July 2013


Atlantic Eastern Pacific
Tropical Surface Analysis &
NWS Unified Surface Analysis
description | pdf
detailed manual (pdf)
NOTICE 2011
NOTICE 2013
Tropical N. Atlantic | loop

SW North Atlantic
Caribbean Sea
Gulf of Mexico
Tropical N. Pacific | loop

Eastern North Pacific

Low Resolution Wide Area

High Resolution Wide Area (~3 MB PDF)
Glossary of Map Features (PDF)

More Views from the Ocean Prediction Center
Significant Wave Height Analysis
description | pdf
Atlantic | resized Eastern Pacific | resized
Wind Speed Probabilities-Based Tropical Cyclone Danger Graphic
description
Issued May 15th - Nov 30th Issued May 15th - Nov 30th
High Wind and Associated Seas
description | pdf
Issued Dec 1st - May 14th Issued Dec 1st - May 14th
Wind/Wave Forecasts
description | pdf
24-hour | resized
36-hour | resized
48-hour | resized
72-hour | resized
24-hour | resized

48-hour | resized
72-hour | resized
Surface Forecasts
description | pdf
24-hour | resized
48-hour | resized
72-hour | resized
24-hour | resized
48-hour | resized
72-hour | resized
Peak Wave Period /
Primary Swell Direction
description | pdf
48-hour | resized
48-hour color | resized

72-hour | resized
72-hour color | resized
48-hour | resized
48-hour color | resized

72-hour | resized
72-hour color | resized
Significant Short Term Weather Graphic
(Flooding Rain/Volcanic Ash Graphicast)
description
View Graphic View Graphic

*View the Graphical Products Legend

More NWS Marine Forecast Information