![]() China vows to continue with 'dynamic-clearing' COVID strategy | Reuters.Why the New COVID-19 Booster Was Authorized Before Testing on People - Healthline.The Potential for a Tripledemic - The Wall Street Journal ![]() The Bureau will continue to monitor model outlooks as winter approaches. However, model outlooks issued at this time of year have low accuracy (skill) beyond autumn. Īll five international climate models surveyed by the Bureau indicate a negative IOD event could develop by late autumn or early winter, with several forecasting strong negative values of the IOD index by August. Surface waters are warmer than average over most of the Indian Ocean for the week ending. The latest IOD index value for the week ending was +0.13 ☌. The Indian Ocean Dipole (IOD) is currently neutral. La Niña conditions increase the chances of above average rainfall for much of eastern Australia, while neutral ENSO has little influence on rainfall patterns. Only one of seven models continues La Niña conditions through the southern winter. ![]() Most climate models surveyed by the Bureau indicate a return to neutral ENSO by the early southern hemisphere winter. ![]() However, beneath the surface of the tropical Pacific, waters have warmed closer to neutral El Niño–Southern Oscillation (ENSO) levels. Several indicators of La Niña, including tropical Pacific sea surface temperatures, cloudiness near the Date Line, and the Southern Oscillation Index (SOI), have maintained or slightly increased their strength over the past fortnight. The 2021–22 La Niña continues in the tropical Pacific, with little change in strength in the past few weeks. ![]()
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