| 摘要 |
PROBLEM TO BE SOLVED: To provide an effective weather information as a judgement material for acquiring a condition or deciding a destination of trip route by displaying, in duplicate manner, a meteorological condition of a point related to the current position at a specified time on a map. SOLUTION: Related to a time setting operation piece 21 at an input operation piece 21 at an input operation part, two buttons 21a and 21c (left and right) of three buttons 21a-21c are used to move back and forth a display time, and the middle button 21b is operated to set the display time to a current time. Then the region to be displayed is read from a map data supply device and drawn on the display screen of a display device. A weather information matching the set time is read and drawn on the map data display in duplicate manner. The weather information is read repeatedly from a RAM until all is read, and the weather information for a point related to a current position is displayed on the map in a duplicate manner when the reading finishes. The reference numeral 22 means a fine weather effective region for weather information, the numeral 22a means fine weather mark, the numeral 23 means rain effective region part, the numeral 23a means rain mark, and the numeral 24 means a car mark. |
