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In North America, typically, winters are warmer than normal in the upper Midwest states and Canada, while central and southern California, northwest Mexico and the southeastern U.S., are wetter than normal. Summer is wetter in the intermountain regions of the U.S. The Pacific Northwest states, on the other hand, tend to be drier during an El Niño. During a La Niña, by contrast, the Midwestern U.S. tends to be drier than normal. El Niño is associated with decreased hurricane activity in the Atlantic, especially south of 25º N; this reduction is largely due to stronger wind shear over the tropics.

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13y ago
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El nino is the name given to the short term (generally 6-8 month period), periodic change in the location of warm and cold water masses in the Pacific Ocean. During El Nino the winds in the western pacific ocean, which are usually weak, strengthen and push warm water eastward. Rainfall follows the warm water eastward and produces increased rainfall in the southern half of the United States and in equatorial South America.

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El Nino tends to bring more moisture to the southern United States, for example, especially in the winter. This causes more storms off the east coast of the United States and up through the Canadian Maritimes. This is a time when Southern California typically sees a lot of storms and mudslides.

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Q: How do El Nino and La Nino affect North America?
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What is El Nino and how does it affect South America?

La Nina brings drought to the continent. El Nino on the other hand brings floods, rain, rising rivers and misery.


How does el nino affect hurricans?

El Nino (the warm phase) produces favorable hurricane conditions.


How does El Nino affect industries in Mozambique?

El Nino affects industries in mozambique because of the weather changes.


What is the movement of warm surface water towards the coast of south America known as?

El Nino and El Nina


What ocean current most affects the weather in north America?

The Ocean Current that most affects the weather in North America is probably the EL NINO or the UPWELLING Currents.


How does EL Nino affect the farming economy?

yes


How can el nino be prevented?

The El Nino can not be prevented. The El Nino bounces from South America across the Pacific Ocean and then across the Indian ocean to Africa and then bounces back to South America. Another name for it is "The southern ocean oscillation."


Does the gulf stream affect northern Europe because of el nino?

El Nino is unrelated to the gulf stream's influence on Europe.


What is a occurrence in the eastern Pacific Ocean in which the surface-water temperature becomes unusually warm or cool?

It is called an El Niño event, and has weather implications for much of North America.


How will el nino affect us in the future?

El-nino will affect us by causing destruction to crops and livestock. It may also cause flooding and destruction of other properties.


What human activities affect the el nino phenomenon?

No


How does the El Nino and Affect the weather pattern affect the fishing industry of Peru?

La Niña is a climate pattern that describes the cooling of surface ocean waters along the tropical west coast of South America. La Nina is considered to be the counterpart to El Nino, which is characterized by unusually warm ocean temperatures in the equatorial region of the Pacific Ocean.