Vaisala CT25K, User Manual

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The following table describes the standard colors. Depending on the configuration, different
colors may be used.
Table 10 Tendency Indicators
Indicator Description
Green (arrow up) Increasing
Red (arrow down) Decreasing
A dot in the same color as the value Not changed
4.2.5 Wind Options
4.2.5.1 Headwind, Tailwind, and Crosswind According to Runway in Use
Information
Typically, the headwind/tailwind and crosswind values are always displayed according to the
magnetic orientation. For example:
• Runway 33-15 with RWY15 in Use
• Headwind/tailwind and crosswind: T07/L08 (according to magnetic declination, not
RWY in use information)
Optionally, the winds can be displayed according to the runway in use information. For
example:
• Runway 33-15 with RWY15 in Use
• Headwind/tailwind and crosswind: H07/R08 (according to RWY in use information)
This applies to numerical and graphical presentations.
4.2.5.2 Headwind, Tailwind, and Crosswind Presentation Options
Depending on your system configuration, the wind components relative to the runway
direction, that is, headwind, tailwind, and crosswind values can be displayed in numerical or
graphical format, presented either from the tower view or the north view.
The wind direction is marked with the following letters:
• T = Tailwind
• H = Headwind
• R = Crosswind from right
• L = Crosswind from left and depending on the configuration, also with arrows
The wind speed values are in alpha-numeric format.
Figure 8 Head/Tail and Crosswind in Numerical Format
Chapter 4 – WeatherView
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