09/25/2023, 2:36 pm EDT

Inconsistent Asia Monsoon for Summer 2023

The 60-day rainfall pattern (since July 24th) has featured mostly drier than normal climate across much of India while areas of wet weather affected China in between excessive hot/dry spells. The prevailing upper air pattern featured low-pressure wet weather zones from the Philippines toward Japan and east of Caspian Sea with general high-pressure in-between, delivering a mostly dry and hot climate to India with patchy rains for China while Northern China was quite hot.
09/24/2023, 1:53 pm EDT

VERY Dynamic Pattern Across South America Drying Brazil

During September 2023 the jet stream axis across Argentina has averaged 25-45 mph stronger than normal. The 15-day forecast maintains the rapid jet stream forecasting 100-160 knots across Argentina. Meanwhile, just the opposite pattern counters that fast upper flow with titanic high pressure featuring much lighter than normal wind across Brazil.
09/22/2023, 9:32 am EDT

Brazil Heatwave Locks In!

An amplified high-pressure ridge has emerged in Brazil triggering an expansive heatwave in which much of the nation is exposed to >100F risk. The super-hot weather is likely to last for a while as the high-pressure ridge holds into October. Dry weather is focused on central and northern Brazil during the hot weather pattern.
09/20/2023, 1:44 pm EDT

Mid-Atlantic Heavy Rain Event More Likely Based on 12Z GFS

The 12Z GFS develops a low-pressure area well northeast of the Bahamas late tomorrow with steady strengthening as the system moves north and northwest and inland eastern North Carolina Saturday morning. From there, the system weakens while inland drifting slowly to Delaware by Sunday evening.