The optional Grib module lets you overlay weather forecasts to your charts, and plan your navigation accordingly, either manually, or in conjunction with
the new Routing module that will be available with version 17.0
of ScanNav (release due for December 2016 at the Paris Boat Show). It
also gives you access to the Grib download service located on ScanNav's
The ScanNav Grib download service lets you select the model and type
of data, the time steps, and define the geographic area directly
from ScanNav. It manages forecasts issued from the following providers:
ScanNav downloads the models several time per day as soon as the new
runs are available on MeteoFrance server, so as to make them usable by
the end user. Available models are Arome at
0.025°, Arpège Europe at 0.1°, and Arpège World at 0.5°. They include the Wind and Wind Gusts
at 10m, pressure, air temperature, and precipitations. Starting from
ScanNav version 17.0 models MFWAM including waves, and with the same 3
precision levels are also available.
- Noaa: The
forecasts are downloaded directly from the Noaa servers at the time the
requests are received, so as to use the latest available runs. (GFS
models from 0.25° to 1°, WW3 for waves, and RTOFS for
- Tidal Currents:
ScanNav also proposes a service for Tidal Currents Grib files issued
from the MyOcean/Mercator models, providing that you have the Tidal Currents module activated in ScanNav.
The Grib files can be
downloaded directly using an http protocol, or by email requests. They
are compressed so as to limit download times.
This service is free of charge, but you must first register using the form below.
is a long time partner that proposes a download service for high
resolution grib files of French Coasts. It is now also a free of charge
service. You must also first register to create an account. Grib files are downloaded directly from the Meteorem servers, using fixed areas. Click here for more information on météorem
Notice: The GRIB module also lets you use any standard GRIB files (Grib V1 and/or V2) , whatever download source it comes from.