El Niño's effects on North America
Generally speaking El Niño brings:
These effects are felt strongest in the winter
after onset of the event.
- cooler and wetter
weather to the southern United States
- warmer weather to western Canada and southern Alaska
- drier weather to the Pacific Northwest
- cooler weather to northern Canada
- wetter weather to southern California
hurricane season is usually diminished during El Niņo, while the tornado season
is more active.
The following animations will show the
temperature (in Celcius) and precipitation (in centimeters)
departure from normal over the entire North American continent.
The time starts from the fall season after onset
(OND) on through the following
Storms, flooding, and landslides in Southern California
Crop damage in California
Northern US ski industry suffers from lack of snow
Heavy precipitation cause flooding and damage in Gulf states
Reduction in crops the following summer such as
corn, soybeans, sorghum, and tobacco.
Lower heating bills in the northern US
Pacific Northwest fisheries experience a decline in the
size and numbers of salmon.
Mexico and Central America:
High runoff in northern Mexico
Wild fires to the south