Fronts Week of: Fronts Week of: 1. Air Mass- A large region of the atmosphere in which the air has similar characteristics (temperature) 2. Front- The boundary where two different air masses meet (they don’t mix) 3. Cold Front- cold air moves in under a warm air mass. Cold Fronts often bring brief, heavy storms. After the storm, the weather is usually cooler and drier. 4. Warm Front- warm air moves in over a cold air mass. Often brings light, steady rain or snow for days. Afterward the weather is usually warmer and more humid. 5. Hurricane- severe storm with strong winds and heavy rainfall that form over warm ocean waters near the equator. 6. El Nino- A climate pattern where the water in the Pacific Ocean near the equator gets hotter than usual and affects the atmosphere and weather around the world. 7. La Nina- A climate pattern where the water in the Pacific Ocean gets colder than usual and affects the atmosphere and weather around the world. 1. Air Mass- A large region of the atmosphere in which the air has similar characteristics (temperature) 2. Front- The boundary where two different air masses meet (they don’t mix) 3. Cold Front- cold air moves in under a warm air mass. Cold Fronts often bring brief, heavy storms. After the storm, the weather is usually cooler and drier. 4. Warm Front- warm air moves in over a cold air mass. Often brings light, steady rain or snow for days. Afterward the weather is usually warmer and more humid. 5. Hurricane- severe storm with strong winds and heavy rainfall that form over warm ocean waters near the equator. 6. El Nino- A climate pattern where the water in the Pacific Ocean near the equator gets hotter than usual and affects the atmosphere and weather around the world. 7. La Nina- A climate pattern where the water in the Pacific Ocean gets colder than usual and affects the atmosphere and weather around the world. Fronts Week of: Fronts Week of: 1. Air Mass- A large region of the atmosphere in which the air has similar characteristics (temperature) 2. Front- The boundary where two different air masses meet (they don’t mix) 3. Cold Front- cold air moves in under a warm air mass. Cold Fronts often bring brief, heavy storms. After the storm, the weather is usually cooler and drier. 4. Warm Front- warm air moves in over a cold air mass. Often brings light, steady rain or snow for days. Afterward the weather is usually warmer and more humid. 5. Hurricane- severe storm with strong winds and heavy rainfall that form over warm ocean waters near the equator. 6. El Nino- A climate pattern where the water in the Pacific Ocean near the equator gets hotter than usual and affects the atmosphere and weather around the world. 7. La Nina- A climate pattern where the water in the Pacific Ocean gets colder than usual and affects the atmosphere and weather around the world. 1. Air Mass- A large region of the atmosphere in which the air has similar characteristics (temperature) 2. Front- The boundary where two different air masses meet (they don’t mix) 3. Cold Front- cold air moves in under a warm air mass. Cold Fronts often bring brief, heavy storms. After the storm, the weather is usually cooler and drier. 4. Warm Front- warm air moves in over a cold air mass. Often brings light, steady rain or snow for days. Afterward the weather is usually warmer and more humid. 5. Hurricane- severe storm with strong winds and heavy rainfall that form over warm ocean waters near the equator. 6. El Nino- A climate pattern where the water in the Pacific Ocean near the equator gets hotter than usual and affects the atmosphere and weather around the world. 7. La Nina- A climate pattern where the water in the Pacific Ocean gets colder than usual and affects the atmosphere and weather around the world.