Simply because weather systems are under the influence of prevailing winds and jet streams. For example 'Nor' easters' come from the south west and swerve and hit up north East. Weather patterns are...
Temperatures, fronts, high temps. and low temps., forecast for the week/day, pressure, and precipitationA weather map shows data about recent weather conditions across a large area. Weather maps show...
Now in MapInfo the temperature varies between low points of 17°C and high points of 29°C (63°F and 84°F). The conditions are heavy rain showers during the day. The day after that the...