Operating instructions

Explanation of the layers on the weather map
Layer Map display Selectable
scales
Radar MapRadar Map
Shows the rain radar as a colored area on the map.
For an explanation of the colors, see the legend
(Y page 265).
All
Storm Character‐Storm Character‐
isticsistics
Shows the characteristics of a storm
Characteristics are:
R
tornadic storm:
storm cell with strong winds (super cell), from
which a tornado can develop. Tornadoes are
also known as twisters.
R
cyclone:
storm cells from which a tornadic storm can
develop
R
hailstorm
R
the likelihood of a hailstorm
All
AtmosphericAtmospheric
PressurePressure
Shows the position of high and low-pressure areas
(H, L), weather fronts and isobars
200 miles
(200 km)
500 miles
(500 km)
Tropical StormTropical Storm
TracksTracks
Shows the path/directional movement speed of a
tropical storm with time and strength information
All
WindsWinds
Shows the wind direction and wind speed 5 miles (5 km)
Sample displays of weather data in
the map
Weather map showing the rain radar
Conditions: the Radar MapRadar Map layer is active
(Y page 261) and weather data is available.
The precipitation radar legend can be called
up at (Y page 265).
262
Weather map
SIRIUS Weather