IFS Stage II Gouge Practice Exam

After the passage of a frontal system, wind direction typically shifts to the right in the Northern Hemisphere. This change occurs due to the shift in pressure gradients and temperature differences associated with the frontal boundary.

Frontal systems create distinct changes in atmospheric conditions, leading to alterations in the wind’s behavior. As a cold front passes, cooler air replaces the warmer air that was located ahead of the front. This transition causes the wind to change direction relative to its previous orientation.

In regions like the Northern Hemisphere, when a frontal system moves through, the prevailing winds before the front often come from a certain direction, such as the south. After the front passes, the winds generally come from a more westerly or northwesterly direction, resulting in a rightward shift in the wind direction.

Understanding this pattern is crucial for forecasting weather conditions and anticipating changes in atmospheric behavior following the passage of a frontal system.