Highlight: Cool Surges Into Argentina through early March. Charts of the day: Incoming sharp cold front across Argentina Discussion: A sharp cold front moves into central Argentina today reaching northeast Argentina tomorrow and surging across northern Argentina early next week. Extremely hot temperatures, 105-110F are observed across northern Argentina ahead of the cold front fading to 60-65 (during the afternoon) on Monday. Heavy rain, 3+ in. occurs with the cold front in northeast Argentina this weekend and southeast Brazil early next week. Week 2 Ahead: March 3-9, 2019 Discussion: Another sharp cold front across Argentina causing heavy rains that douse anomalous heat followed by more cool weather. Prior to the cold front anomalous heat reaches north across Eastern Brazil. Week 3 Ahead: March 10-16, 2019 Discussion: The climate pattern driving sharp cold fronts into Argentina (negative Antarctic oscillation) ends. Therefore surges of cool air into Argentina subside. Argentina is mostly temperate while East Brazil warmer than normal. Wet weather shifts to West Brazil and continues Uruguay to northeast Argentina. Week 4 Ahead: March 17-23, 2019 Discussion: Chance of rain across key growing areas after mid-March although forecast confidence is below average.