1 Introduction
Flight Hazard Forecasting Map Functions
Description of the functions of DTN Flight Hazard Forecasting, and how the N-FP system integrates with that information.
We estimate that this will take 3 minutes to complete.
2 Detailed Explanation
Flight Hazard Forecasting Map Functions
This module describes the Flight Hazard Forecast functions available in the N-Flight Planning Map.
Click
the Map arrow expansion button.
Click
the Weather button.
Click
the Turbulence check
box.
Multiple Hazard layers can be viewed at one time, but for the sake of this training, we will view them separately.
Right-click
the on the Hazard image.
The darker areas on
the map indicate higher levels of turbulence.
The drop-down
lists for Flight Level and Forecast Offset allow users to view
the forecast Hazards at specific flight levels, and for specific
valid times.
Right-clicking on a Hazard area will provide details for that forecast.
Click
the Turbulence list
item.
Click
the Weather button.
Click
the Turbulence check
box.
Click
the Storm check
box.
Right-click: 
.
Click
the Storm list
item.
Click
the Weather button.
Click
the Icing check
box.
The dropdown next to Icing check box allows for selection of specific icing severity.
Click
the Storm check
box.
Click
the Flight Level dropdown
button.
Icing Hazards are only displayed for flight level 280 or below.
Use the Flight Level drop-down to select the desired view.
Click
the FL180 list
item.
Right-click: 
.
Right-click on the icing display to view information on the icing levels.
Icing is measured in PPI (percent power increase):
■ Light (0.0 - 0.1)
■ Medium (0.11 - 0.4)
■ Heavy (0.4 and above).
Click
the Icing list
item.
