South America Week 2-4 Outlook: Showery trend East Brazil, Argentina is a little drier.

Highlight: Showery trend East Brazil, Argentina is a little drier. Charts of the day: March 2021 climate so far. Discussion: The late warm season climate across South America is warmer than normal across Eastern Brazil while Northeast Argentina has been temperate and Central Argentina very warm. The precipitation pattern has featured dryness across northeastern Brazil…

U.S. Medium-range Forecast: Cooler Northeast days 6-10 but warmth will follow while the West trend is cooler.

Charts of the day: 30-day temperature verification. Discussion: The 30-day temperature bias by the GFS ENS (left) and the ECM ENS (right) for 15-day forecasts indicates outlooks have been too cool. The ECM ENS cool bias has been strongest. Medium-range 6-10 Day Forecast Valid March 30-April 3, 2021 Medium-range 11-15 Day Forecast Valid April 4-8,…