Weather

• The weather file (GRIB) of the application Beginner

  Which forecast eSail4VR downloads, how to read its identifier and how to reload it.

• Update times and delays Beginner

  When the new forecast arrives, which time to choose for routing and what to do if the weather is late.

• The timeline Beginner

  The time axis at the bottom of the screen: moving through the forecast, playing it back, spotting routings and maneuvers.

• Wind display: barbs and particles Beginner

  The two ways to see the wind on the map, how to read the barbs and the related settings.

• How the wind is computed, in VR and in the application Expert

  Why a GRIB file mixes several runs and how the wind at a precise time is drawn from it.