GFS, WW3 and GRIBs

GFS and WW3 forecasts,-5.317,6

Windyty Global forecasts
XCWeather with local reports –Mobile v2 – Mobile v1
Wind Guru 3 Day Forecast
Passage Weather – Mobile
Ocean Weather Wave heights


  • GRIB files are weather data files containing grided meteorological data
  • They require a GRIB file viewer to view the weather data (See FREEWARE below)
  • They are used to distribute weather information (usually mean wind speed and isobars)
  • Benefits are a small file size for transfering over mobile internet

SailDocs GRIB data e-mail query (at) 4 more info. 1 degree resolution to 7 days at 6hr intervals 25Kb
ZyGrib – Very detailed Grib file downloader/viewer – Highly Recommended
Online Saildocs GFS grib file request
GlobalMarine Wave Watch 3 GRIB 7 day forecast
Raymarine 3 day forecasts 1 degree resolution to 3 days at 6hr intervals 100Kb
GRIB dot US downloader/viewer