Simrad GO XSE Series Operator's Manual page 189

Displaying GRIB weather as overlay
Imported GRIB weather data can be displayed as an overlay on your
chart panel.
When the GRIB weather overlay option is selected, the chart menu
increases to show GRIB weather options. From this menu you can
select which weather symbols you want to display, set the distance
between the barbs, and adjust the opaqueness of the weather
symbols.
A
Wind barbs
B
Pressure contours
C
GRIB information window
GRIB information window
The GRIB information window shows the date and time for the GRIB
weather forecast, and the selected forecast time in brackets. A
negative value in the brackets indicates historic weather data.
If you select a position on the chart, the information window
expands to include weather details for the selected position.
Animating GRIB weather forecast
The GRIB data contains forecast information for a set number of
days. It is possible to animate the weather data and to show the
predicted forecast for a specific time and date. The time scales vary
depending on the file you are using.
The time shift is shown in brackets in the GRIB information window.
The time is relative to the current time as provided by a GPS device
connected to the system.
Weather | GO XSE/XSR Operator Manual
189