SUUNTO Yachtsman - Manual (Page 24)

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4.3.1 Setting the Sea Level Pressure
To set the sea level pressure you have two choices either give the current sea level pressure or give the exact altitude
of the location (e.g. lake).
1. PRESS the [Select] button and hold in for 2 seconds. Located in Field 2, the current sea level pressure will begin to
flash.
2. PRESS the [+] button to scroll the pressure upward or
PRESS the [-] button to scroll the pressure downward.
3. At the desired pressure, PRESS the [Mode] button to accept the changes and return to the main mode or if you want
use altitude to set the sea level pressure, PRESS the [Select] button. Located in the field 2 the current reference altitude
will begin to flash.
4. PRESS the [+] button to scroll the altitude upward or
PRESS the [-] button to scroll the altitude downward.
5. At the desired value, PRESS the [Mode] button to accept the changes and return to the main mode.
Note: Information on the current sea level pressure can be obtained through newspapers, local news and radio weather
reports, the local airport facility or through the Internet under local weather. Information on the altitude can be found by
utilizing a topographical map identifying the current location with the associated altitude marked.
If the user does not press any button for 1 minute in the setup mode, the display will automatically exit setup.
4.4 BAROMETRIC TREND INDICATOR
Located on the top left corner of the LCD display resides the Barometric Trend Indicator. This feature is always displayed
in all main modes providing the user a continual quick reference to analyze upcoming weather conditions.
The Barometric trend is comprised of two lines forming an arrow. Each line represents a 3-hour period. The right line
represents the last 3 hours. The left line represents 3 hours prior to the last 3 hours. The line can indicate 9 different
patterns in the barometric trend.
Situation 6-3 hours ago
Situation last 3 hours
Dropped heavy (>2 mbars/3hours) Dropping heavy (>2 mbars/3hours)
Dropped heavy (>2 mbars/3hours) Remaining stable