The radar displays patterns of precipitation on the map. The intensity of rain, snow or mixed precipitation is indicated by the legend on the bottom of the map. The map can also display weather fronts, atmospheric pressure and isobars.
  1. While in the weather map, select the option button on the right side of the screen.
  2. Turn on radar: Check the Radar checkbox.
  3. Turn on weather fronts: Check the Fronts checkbox.
  4. Select the Back button. Radar formations and weather fronts are displayed on the map.
Table 1. Radar Information
PRECIPITATION TYPE
INTENSITY
Rain
Seven color levels ranging from light rainfall (light green) to severe (red)
Snow
Light snowfall (light blue), heavy snowfall (dark blue)
Mixed
Light mixed precipitation (light pink), heavy mixed (dark pink)
Table 2. Weather Front Information
INDICATOR
DESCRIPTION
Cold front
Shown as a blue line with triangles. Displays the leading edge of a cold air mass. The triangles show the forward direction of the front.
High pressure (H)
Shows center of high atmospheric pressure.
Isobar
Thin line which indicates equal or constant atmospheric pressure.
Low pressure (L)
Shows center of low atmospheric pressure.
Stationary front
Shown as an alternating red-blue line with triangles and semi-circles. Displays a boundary between warm and cold air masses.
Warm front
Shown as a red line with red semi-circles. Displays the leading edge of a warm air mass. The semi-circles show the forward direction of the front.