03/10/2023, 8:42 am EST
A familiar upper air forecast over the next 15 days across South America with an amplified upper ridge across the warm SSTA east of Argentina and a low-pressure trough extending north from near the Amundsen Sea cool SSTA pool. A transient MJO inspires a wet pattern across Brazil funneling moisture southward around the backside of the South Atlantic subtropical high into west and central portions of Argentina but missing much of the drought zone.