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?.

USCG to continue HF weather broadcasts via radiofax, voice, and SITOR

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

Condensed version of this page showing only the latest charts (no color charts available)
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     Size: 22.3K - Updated: Sun May 11 14:12:15 2008 UTC
00Z Wind/Wave Analysis 40W-98W NW Atlantic     Size: 27.0K - Updated: Sun May 11 01:19:12 2008 UTC
12Z Wind/Wave Analysis 40W-98W NW Atlantic     Size: 28.5K - Updated: Sun May 11 21:30:13 2008 UTC
24HR Wind/Wave Forecast VT00Z 40W-98W NW Atlantic     Size: 28.7K - Updated: Sun May 11 05:36:39 2008 UTC
24HR Wind/Wave Forecast VT12Z 40W-98W NW Atlantic     Size: 28.5K - Updated: Sun May 11 17:17:03 2008 UTC
48HR Wind/Wave Forecast VT00Z 10E-95W NW Atlantic     Size: 24.3K - Updated: Sun May 11 05:45:46 2008 UTC
48HR Wind/Wave Forecast VT12Z 10E-95W NW Atlantic     Size: 22.9K - Updated: Sun May 11 18:37:03 2008 UTC
48HR Wave Period Forecast VT00Z 10E-95W NW Atlantic     Size: 20.7K - Updated: Sun May 11 05:55:03 2008 UTC
48HR Wave Period Forecast VT12Z 10E-95W NW Atlantic     Size: 21.3K - Updated: Sun May 11 18:18:56 2008 UTC
96HR Wind/Wave Forecast VT12Z 10E-95W NW Atlantic     Size: 24.4K - Updated: Sun May 11 18:59:56 2008 UTC
96HR Wave Period Forecast VT12Z 10E-95W NW Atlantic     Size: 19.5K - Updated: Sun May 11 19:13:32 2008 UTC

SURFACE CHARTS
 

00Z Prelim Surface Analysis 45W-85W NW Atlantic     Size: 40.5K - Updated: Sun May 11 01:37:39 2008 UTC
06Z Prelim Surface Analysis 45W-85W NW Atlantic     Size: 41.6K - Updated: Sun May 11 07:53:30 2008 UTC
12Z Prelim Surface Analysis 45W-85W NW Atlantic     Size: 41.4K - Updated: Sun May 11 13:34:43 2008 UTC
18Z Prelim Surface Analysis 45W-85W NW Atlantic     Size: 41.8K - Updated: Sun May 11 19:31:38 2008 UTC
00Z Surface Analysis Part 1 10E-45W NW Atlantic     Size: 29.5K - Updated: Sun May 11 02:34:48 2008 UTC
00Z Surface Analysis Part 2 40W-95W NW Atlantic     Size: 34.5K - Updated: Sun May 11 02:39:20 2008 UTC
06Z Surface Analysis Part 1 10E-45W NW Atlantic     Size: 29.6K - Updated: Sun May 11 08:44:02 2008 UTC
06Z Surface Analysis Part 2 40W-95W NW Atlantic     Size: 33.4K - Updated: Sun May 11 08:44:03 2008 UTC
12Z Surface Analysis Part 1 10E-45W NW Atlantic     Size: 29.8K - Updated: Sun May 11 14:58:25 2008 UTC
12Z Surface Analysis Part 2 40W-95W NW Atlantic     Size: 34.2K - Updated: Sun May 11 15:02:56 2008 UTC
18Z Surface Analysis Part 1 10E-45W NW Atlantic     Size: 29.1K - Updated: Sun May 11 20:40:16 2008 UTC
18Z Surface Analysis Part 2 40W-95W NW Atlantic     Size: 33.0K - Updated: Sun May 11 20:40:17 2008 UTC
24HR Surface Forecast VT00Z 40W-98W NW Atlantic     Size: 26.1K - Updated: Sun May 11 05:01:29 2008 UTC
24HR Surface Forecast VT12Z 40W-98W NW Atlantic     Size: 26.8K - Updated: Sun May 11 16:20:21 2008 UTC
48HR Surface Forecast VT00Z 10E-95W NW Atlantic     Size: 27.7K - Updated: Sun May 11 05:20:04 2008 UTC
48HR Surface Forecast VT12Z 10E-95W NW Atlantic     Size: 27.6K - Updated: Sun May 11 17:51:34 2008 UTC
96HR Surface Forecast VT12Z 10E-95W NW Atlantic     Size: 26.3K - Updated: Sun May 11 18:05:14 2008 UTC

UPPER AIR CHARTS
 

00Z 500MB Analysis 10E-95W NW Atlantic     Size: 26.3K - Updated: Sun May 11 00:29:17 2008 UTC
12Z 500MB Analysis 10E-95W NW Atlantic     Size: 26.3K - Updated: Sun May 11 13:16:12 2008 UTC
24HR 500MB Forecast VT00Z 10E-95W NW Atlantic     Size: 24.5K - Updated: Sun May 11 04:18:42 2008 UTC
24HR 500MB Forecast VT12Z 10E-95W NW Atlantic     Size: 24.1K - Updated: Sun May 11 16:34:17 2008 UTC
36HR 500MB Forecast VT00Z 10E-95W NW Atlantic     Size: 24.6K - Updated: Sun May 11 04:09:20 2008 UTC
36HR 500MB Forecast VT12Z 10E-95W NW Atlantic     Size: 24.3K - Updated: Sun May 11 16:25:03 2008 UTC
48HR 500MB Forecast VT00Z 10E-95W NW Atlantic     Size: 25.6K - Updated: Sun May 11 04:14:01 2008 UTC
48HR 500MB Forecast VT12Z 10E-95W NW Atlantic     Size: 24.8K - Updated: Sun May 11 16:29:41 2008 UTC
96HR 500MB Forecast VT12Z 10E-95W NW Atlantic     Size: 25.9K - Updated: Sun May 11 16:54:14 2008 UTC

TROPICAL CYCLONE/HIGH WIND WAVE CHARTS

Tropical Cyclone Danger Area VT03 05N-60N 00W-100W     Size: 19.3K - Updated: Sun May 11 05:30:38 2008 UTC
Tropical Cyclone Danger Area VT09 05N-60N 00W-100W     Size: 19.5K - Updated: Sun May 11 11:31:56 2008 UTC
Tropical Cyclone Danger Area VT15 05N-60N 00W-100W     Size: 19.2K - Updated: Sun May 11 16:38:48 2008 UTC
Tropical Cyclone Danger Area VT21 05N-60N 00W-100W     Size: 20.3K - Updated: Sat May 10 22:15:57 2008 UTC

ICE CHART

Latest USCG Ice Limits Chart (During Ice Season)     Size: 150.7K - Updated: Sun May 11 11:22:53 2008 UTC

SATELLITE IMAGERY

00Z GOES IR Satellite Image, West Atlantic     Size: 234.1K - Updated: Sun May 11 00:56:24 2008 UTC
06Z GOES IR Satellite Image, Atlantic     Size: 310.8K - Updated: Sat May 10 06:44:10 2008 UTC
12Z GOES IR Satellite Image, West Atlantic     Size: 231.6K - Updated: Sun May 11 12:58:04 2008 UTC
18Z GOES IR Satellite Image, Atlantic     Size: 313.5K - Updated: Sun May 11 18:00:42 2008 UTC

SCHEDULE and MISCELLANEOUS

Radiofax Schedule Part 1 (Boston, MA)     Size: 40.8K - Updated: Wed Jan 9 15:46:28 2008 UTC
Radiofax Schedule Part 2 (Boston, MA)     Size: 43.5K - Updated: Mon Feb 4 13:48:13 2008 UTC
Radiofax Schedule, Boston, MA (DOS Text Version)     Size: 4.6K - Updated: Wed Oct 10 14:52:34 2007 UTC
Request for Comments     Size: 38.0K - Updated: Mon Feb 4 13:49:23 2008 UTC
Product Notice Bulletin     Size: 43.6K - Updated: Mon Feb 4 13:49:47 2008 UTC
Test Message     Size: 7.6K - Updated: Mon Feb 13 07:55:52 2006 UTC
Internet File Names     Size: 8.8K - Updated: Tue Dec 4 16:04:23 2007 UTC