The latest version of marine weather charts for broadcast by the U.S. Coast Guard are available from the National Weather Service Telecommunication Gateway on this server. The listed charts are in the G4 (T4) format and enveloped in TIFF for viewing, also available in GIF format. Satellite images are in JPEG format.

Reports from mariners of both poor AND good radio reception , as well as any other comments about weather broadcast services and forecast products are always greatly appreciated. Please be specific as possible noting your location, equipment/software used, date(s), time(s), frequency(s), mode (fax, voice, NAVTEX, etc.), signal strength, and problem observed (e.g. interference, noise, sync loss, echoes, etc), product name ( e.g. high seas text forecast for METAREA IV, if internet state link, etc. ). Send your comments to: Questions, Comments?.

Effective September 4, 2018, the radiofax broadcast schedule for Boston (NMF) will be adjusted to include 72 hour forecast products for surface, wind/wave and 500 mb charts for the North Atlantic.

SIZE and UPDATED... refer to .TIF version of files

Expanded version of this page which includes a 24 hour archive.
Printer Friendly Weather Briefing for the NW Atlantic showing the latest charts
Product Loops
Radiofax Information
Worldwide Marine Radiofacsimile Broadcast Schedules (PDF)
These products also available via E-mail or FTP
Radiofacsimile User's Guide
Key Terms and Symbols for these charts
Missed Charts for the Current Month(if any)
Historic Weather and Satellite Data
Caution

• WIND/WAVE CHARTS
• SURFACE CHARTS
• UPPER AIR CHARTS
• TROPICAL CYCLONE/HIGH WIND WAVE CHARTS
• ICE CHART
• SATELLITE IMAGERY
• SCHEDULE and MISCELLANEOUS

12Z Sea State Analysis 10E-95W NW Atlantic
00/06/12/18Z Wind/Wave Analysis 40-98NW Atlantic
24HR Wind/Wave Forecast VT00/12Z 40-98NW Atlantic
48HR Wind/Wave Forecast VT00/12Z 10E-95W NW Atlantic
48HR Wave Period Forecast VT00/12Z 10E-95W NW Atlantic
72HR Wind/Wave Forecast VT12Z 10E-95W NW Atlantic
72HR Wave Period Forecast VT12Z 10E-95W NW Atlantic
96HR Wind/Wave Forecast VT12Z 10E-95W NW Atlantic
96HR Wave Period Forecast VT12Z 10E-95W NW Atlantic

SURFACE CHARTS
 

00/06/12/18Z Prelim Surface Analysis 45W-85W NW Atlantic
00/06/12/18Z Surface Analysis Part 1 10E-45W NW Atlantic
00/06/12/18Z Surface Analysis Part 2 40W-95W NW Atlantic
24HR Surface Forecast VT00/12Z 40-98NW Atlantic
48HR Surface Forecast VT00/12Z 10E-95W NW Atlantic
72HR Surface Forecast VT12Z 10E-95W NW Atlantic
96HR Surface Forecast VT12Z 10E-95W NW Atlantic

UPPER AIR CHARTS
 

00/12Z 500MB Analysis 10E-95W NW Atlantic
24HR 500MB Forecast VT00/12Z 10E-95W NW Atlantic
36HR 500MB Forecast VT00/12Z 10E-95W NW Atlantic
48HR 500MB Forecast VT00/12Z 10E-95W NW Atlantic
72HR 500MB Forecast VT12Z 10E-95W NW Atlantic
96HR 500MB Forecast VT12Z 10E-95W NW Atlantic

TROPICAL CYCLONE/HIGH WIND WAVE CHARTS

Tropical Cyclone Danger Area VT03/09/15/21Z 05N-60N 00W-100W

ICE CHART

Latest USCG Ice Limits Chart (During Ice Season)

SATELLITE IMAGERY

00/06/12/18Z GOES IR Satellite Image, W Atlantic or Atlantic

SCHEDULE and MISCELLANEOUS

Radiofax Schedule Part 1 (Boston, MA)
Radiofax Schedule Part 2 (Boston, MA)
Radiofax Schedule, Boston, MA (DOS Text Version)
Request for Comments
Product Notice Bulletin
Test Message
Internet File Names