While the Earth is indeed rotating and orbiting the Sun at considerable speeds, the effects of these motions on weather patterns are not as drastic as one might expect. This is primarily due to a few key factors:
Inertia: Objects in motion tend to remain in motion unless acted upon by an external force. The Earth's atmosphere is also subject to this principle. As the Earth rotates or moves in its orbit, the atmosphere retains its momentum and continues moving along with it. Thus, the atmosphere is effectively carried along by the Earth's rotation and orbital motion, resulting in relatively consistent weather patterns over time.
Scale of motion: While the Earth's rotational speed at the equator is approximately 1,670 kilometers per hour (1,040 miles per hour), the scale of weather systems is much smaller in comparison. Weather patterns typically span hundreds to thousands of kilometers, which means their motion is relatively slow compared to the Earth's rotational speed. The atmosphere's movement within weather systems is influenced by other factors, such as pressure gradients, temperature differentials, and the Coriolis effect, which can dominate over the Earth's rotational motion.
Adaptation to motion: The Earth and its atmosphere have existed in their current state for billions of years, during which they have evolved and adapted to the motions involved. The atmosphere has reached a state of dynamic equilibrium, with weather systems adjusting and balancing out the effects of the Earth's rotation and orbital motion. This equilibrium allows for relatively stable weather patterns over time, with gradual changes driven by other factors such as solar heating, ocean currents, and atmospheric interactions.
It's important to note that while the Earth's motions don't cause drastic changes in weather patterns directly, they do have subtle effects. For example, the Coriolis effect, which arises from the Earth's rotation, influences the direction of winds and ocean currents, contributing to the formation of cyclones and the circulation of air masses. However, these effects are complex and operate on longer timescales and larger spatial scales than the immediate day-to-day weather variations.
Overall, while the Earth's motions are significant in the context of celestial dynamics, the impact on weather patterns is relatively minor compared to other factors that shape our climate and day-to-day weather conditions.