The 2020–21 La Niña continues to influence Australia and the broader Pacific Basin. … Climate model outlooks indicate the El Niño–Southern Oscillation (ENSO) will return to neutral during autumn, that is, neither La Niña nor El Niño.
Is Australia in a La Nina?
As well as more rainfall across eastern, central and northern Australia, La Niña is also associated with cooler daytime temperatures south of the tropics, and a greater number of tropical cyclones. The current La Niña is expected to persist until at least January 2021.
Is Australia affected by El Nino?
Potential effects of El Niño on Australia include: Reduced rainfall. Warmer temperatures. Shift in temperature extremes.
Is it El Nino or La Nina 2019?
The El Niño of 2019 is officially done. Near-average conditions in the tropical Pacific indicate that we have returned to ENSO-neutral conditions (neither El Niño or La Niña is present). Forecasters continue to favor ENSO-neutral (50-55% chance) through the Northern Hemisphere winter.
What weather cycle is Australia in?
Australia’s seasons are at opposite times to those in the northern hemisphere. December to February is summer; March to May is autumn; June to August is winter; and September to November is spring. Plan ahead with this information on weather and rainfall in Australia’s capital cities.
Is La Nina year 2020?
Because even as La Niña formed this year, on a whole, 2020 has been sizzling hot. Usually, years with La Niñas are cooler than years without due to the huge amount of cooler than average ocean water exposed across the equatorial Pacific.
Is La Nina Good?
In general, La Niñas produce warmer and drier autumns, allowing some of those Midwestern crops that were planted late during the spring floods enough time to ripen. This will help the price of food.
Does La Nina cause drought in Australia?
Unlike El Niño years, the impacts of La Niña often continue into the warm months. In eastern Australia, the average December-March rainfall during La Niña years is 20% higher than the long-term average, with eight of the ten wettest such periods occurring during La Niña years.
When was the last La Nina in Australia?
La Niña: 2008–09
This weak La Niña was a very short, marginal event, with its greatest impact occurring across the north of Australia during the period August 2008 to April 2009 (Figure 1).
Is La Nina wet or dry?
Where El Niño is wet, La Niña is dry. While El Niño conditions and their seasonal impacts look very different from normal, La Niña conditions often bring winters that are typical — only more so.
Will 2020 be a snowy winter?
Farmers’ Almanac predicts cold, wild mix for 2020-2021 winter. … Winter is coming, apparently with a vengeance. The Farmers’ Almanac recently released its extended forecast for the 2020-2021 season, which shows this upcoming winter could be brutally cold and snowy for much of the country.
Is La Nina warm or cold?
La Niña is a weather pattern that occurs in the Pacific Ocean. In this pattern, strong winds blow warm water at the ocean’s surface from South America to Indonesia. As the warm water moves west, cold water from the deep rises to the surface near the coast of South America.
What does La Nina mean for winter?
A strong La Niña is defined as having sea surface temperatures at least 1.5 degrees Celsius colder than average.
Which Australian city has best weather?
Perth arguably has the best Australia Day weather, experiencing just 8 Australia Day’s of rain since 1900 with an average of 2.9mm of rain falling on these days. It also has the highest average maximum temperature at 30.4°C with 61 of the past 116 Australia Days above 30°C.
Will we have an El Nino in 2020?
There is still about a 40-45% chance that neutral conditions will remain through the fall and winter, and a smaller but non-zero chance of El Niño—around 5-10%. The official CPC/IRI ENSO probability forecast, based on a consensus of CPC and IRI forecasters.
Why is La Nina called little girl?
In Spanish, “la niña” means “the little girl.” It got its name as a direct response to the phrase “El Niño,” which means “the little boy,” the Spanish diminutive often used to denote the Christ Child.