User manual - JG Technologies

16.6 Weather information
You can view weather information for:
• a specific location
• a surface observation station (when displayed)
• Cities (when displayed)
Viewing weather data at a specific location
You can view weather details at a particular location on the world
map regardless of the display graphics being shown in your weather
application.
From the weather application:
1. Select the location you wish to view weather details for.
The context menu is displayed.
2. Select View Data.
A weather information page is displayed.
Weather information page
When selecting View Data from the weather context menu the
following information is displayed:
• Zone description
• Zone ID
• Precipitation intensity
• Precipitation type
• Sea surface temperature
• Wind speed
• Wind form
• Wave height
• Wave period
• Wave direction
Viewing weather station reports
You can view surface observation station reports by following the
steps below:
From the weather application, with surface observation stations
displayed:
1. Select a surface observation station.
The weather context menu is displayed.
2. Select View Full Report.
The station report is displayed.
Station report
Surface observation station reports contain the following information
(when available)
• Station ID, name, type, bearing, time and date
• Air temperature
• Visibility
• Sea pressure
• Wind speed and form
• Sea temperature
• Wave information
Viewing city weather forecasts
You can view weather forecasts for a particular city by following
the steps below:
From the weather application, with cities displayed:
1. Select a city.
The weather context menu is displayed.
2. Select View Report.
The City forecast is displayed. Up to 3 forecasts are shown.
16.7 Weather reports
You can view a number of different weather reports to give you a
comprehensive view of the weather.
Your multifunction display shows weather reports for:
• Tropical statements.
• Marine warnings.
• Marine zone forecasts.
• Watchbox warnings.
Tropical statements
Tropical statements provide information on tropical weather
conditions. This information may not be available in all areas.
Marine warnings
You can display a report for the current marine warnings in the US
coastal or near shore areas, or for the zone around your cursor
or vessel.
Marine zone forecasts
These forecasts cover:
• US coastal weather forecasts, offshore forecasts and high seas
forecasts, or
• Great lakes forecasts and near shore forecasts, or
• Canadian coastal weather forecasts.
Watchbox warnings
When a tornado or thunderstorm warning is received within the
specified alert range of your vessel, the system generates a
watchbox alert. This alert provides information on the type of
warning and validity period. The full watchbox report text is also
displayed.
Displaying weather reports
From the weather application:
1. Select Menu.
2. Select View Report.
3. Select either Tropical Statements, Marine Warnings, Marine
Zone Forecasts, or Watchbox Warnings.
The relevant report, warning, or statement is displayed.
Changing the position of forecasts on the
weather map
From the weather application:
1. Select Menu.
2. Select View Report.
3. Select Report At.
Selecting report at will switch between reports from Ship location
or Cursor location.
Note: You cannot change the position of Tropical Statements
or Watchbox Warnings.
Watchbox alert box
The watchbox alert box is a red polygon which shows the location
where severe weather is occurring.
The watchbox alert box shall be displayed if the weather application
is displayed, watchbox alerts are On and the watchbox alert area is
within the specified range from your vessel, or set to All.
Using the weather application (North America only) 185