Summary
Tropical storms are powerful weather systems forming over warm tropical oceans, characterized by strong winds, heavy rainfall, and low pressure. They are known as hurricanes, typhoons, or cyclones depending on their location.
- Tropical Storms — powerful, rotating weather systems with winds over 119 km/h. Example: Hurricanes in the Atlantic Ocean.
- Coriolis Effect — Earth's rotation causing air to spin, essential for storm formation. Example: Storms spin counterclockwise in the Northern Hemisphere.
- Eye — calm center of a tropical storm with clear skies and low pressure. Example: The eye is typically 30-50 km wide.
- Eyewall — area surrounding the eye with the most intense weather. Example: Winds over 200 km/h and torrential rain.
- Storm Surge — rise in sea level caused by storm winds and low pressure. Example: Coastal flooding during a hurricane.
Exam Tips
Key Definitions to Remember
- Tropical Storm
- Eye
- Eyewall
- Storm Surge
- Coriolis Effect
Common Confusions
- The eye is the calmest part, not the most dangerous.
- Hurricanes, typhoons, and cyclones are the same type of storm.
Typical Exam Questions
- Explain why tropical storms do not form at the equator? The Coriolis effect is zero at the equator, preventing the necessary spinning motion.
- Compare the effectiveness of tropical storm management strategies in HICs and LICs? HICs have advanced technology and resources, while LICs face higher death tolls due to limited infrastructure.
- What are the conditions required for tropical storm formation? Warm ocean temperatures above 27°C, 5-20° latitude, and the presence of the Coriolis effect.
What Examiners Usually Test
- Understanding of storm formation and structure
- Differences in management strategies between HICs and LICs
- Impacts of tropical storms on social, economic, and environmental aspects