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Q: Why are the waters in the south American eastern pacific warmer during El Nino?
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When is the eastern Pacific warmer then normal?

When a weather phenomenon called El Nino happens, the eastern Pacific is warmer than normal.


What does upwelling have to do with el nino?

El Nino reduces upwelling. Normal sea surface temperatures in Pacific tend to be warmer in the west because of upwelling, where warm water flows west because of trade winds and colder water rises up to replace the warm water in the Eastern Pacific. During El Nino, the trade winds get all screwed up and warm water is spread out more evenly in the Pacific. So there is less upwelling and the Eastern Pacific sees warmer sea water.


Which statement describes sea surface temperatures along the South American coast and Pacific trade winds during El Nino?

The answer that best describes this is.... the sea surface temperatures become warmer than normal; and Pacific trade winds are from the west!


Which region has warmer weather eastern or western Europe?

Western


What kind of weather conditions would you expect to find in Australia during La Niña?

The water in the western Pacific is typically warmer than in the eastern Pacific because trade winds blow the warm waters of the eastern Pacific westward and keep it there. Also, upwelling in the eastern Pacific keeps the water cooler.The warmer water creates more clouds and rain, keeping Indonesia and other areas of the western Pacific wetter than Peru and other coastal regions of South America.During El Niño, the pressure gradient (rate of pressure change between areas of high and low pressure) weakens. In the western tropical Pacific, there is unusually high air pressure, while there is unusually low air pressure in the eastern tropical Pacific. This Southern Oscillation causes the trade winds to weaken, and even blow backwards. This pattern reversal leads to unusually wet weather in parts of South America, and unusually dry weather in the western Pacific.El Nino usually occurs every 3 to 7 years, and lasts for about 18 months.La Niña is the opposite of El Niño. These two weather patterns oscillate every few years.During La Niña, there is unusually low air pressure over the western tropical Pacific, and unusually high air pressure in the eastern tropical Pacific. The easterly blowing trade winds strengthen, blowing more warm water away from the equatorial Pacific. As a result, Australia and Indonesia become wetter than normal, and parts of South America become drier than normal.

Related questions

When is the eastern Pacific warmer then normal?

When a weather phenomenon called El Nino happens, the eastern Pacific is warmer than normal.


What does upwelling have to do with el nino?

El Nino reduces upwelling. Normal sea surface temperatures in Pacific tend to be warmer in the west because of upwelling, where warm water flows west because of trade winds and colder water rises up to replace the warm water in the Eastern Pacific. During El Nino, the trade winds get all screwed up and warm water is spread out more evenly in the Pacific. So there is less upwelling and the Eastern Pacific sees warmer sea water.


Which is warmer arctic or pacific ocean?

pacific ocean is warmer then the arctic


Which statement describes sea surface temperatures along the South American coast and Pacific trade winds during El Nino?

The answer that best describes this is.... the sea surface temperatures become warmer than normal; and Pacific trade winds are from the west!


Why are Pacific South American countries poor?

because money trees dont refertalize natrally in warmer places.


Why does the Arctic ocean freeze but the Pacific doesn't?

the Pacific Ocean is warmer.


Do they have clown fish in the Pacific?

They live in the warmer waters of the Pacific Ocean and Indian Ocean


Which region has warmer weather eastern or western Europe?

Western


Are you sure the Atlantic is warmer than the pacific?

that is wrong it is the oppisete


Which is warmer the Caribbean or the pacific ocean?

Indian Ocean is warmest!


Why Pacific Ocean water warmer than the air?

They aren't


Temperature of ocean currents off Canadas west coast?

Along Canada's west coast, the surface temperatures of the Pacific Ocean rarely get warmer than 15ºC. The ocean temperatures in the North Pacific tend to be warmer than those in the South Pacific. This seems strange because the surface waters in the South Pacific are definitely warmer.