Heatwaves and destructive hailstorm in Argentina, Bolivia +36°C and storms in northern South America

Winter 2025 forecast for South America you will find here: https://mkweather.com/winter-2025-forecast-for-south-america-la-nina-aao-pdo-psa-dakar-nina-ao-nao-iod-amo-qbo-to-hot-and-dry-southern-brazil-bolivia-paraguay-stormy-rainforest-colombia-venezuela-gu/.

Despite Winter 2025 is close, Argentina is still reporting severe heatwaves, with tropical nights up to +23°C and Tmins above +20°C even in some parts of central Argentina.

Destructive hailstones fell in Santa Eleodora and Ameghino, General Villages, Buenos Aires Province, Argentina.

Heatwaves in Bolivia are even stronger, with Tmaxes up to +36°C.

Meanwhile, Colombia, Venezuela, Ecuador, NE Peru, Guyana, French Guyana, Suriname and northern Amazon report severe storms and regional floods, and this trend will be preserved.

Accumulated precipitation in South America until 2. June 2025. Source: https://www.tropicaltidbits.com/analysis/models/?model=gfs&region=samer&pkg=apcpn&runtime=2025051706&fh=384

HEATWAVE IN ARGENTINA AND BOLIVIA

EXCEPTIONAL WARMTH IN SOUTH AMERICA
It's like summer despite the calendar says it's almost winter
TROPICAL NIGHTS (mins >20C) in some areas of Central Argentina
Maxes:36C in Bolivia
Tomorrow it will be even warmer with minimum temperatures up to 23C in Argentina,typical of summer pic.twitter.com/MgxTO8CqX3
— Extreme Temperatures Around The World (@extremetemps) May 16, 2025

SEVERE HAILSTORM IN ARGENTINA

This afternoon: Destructive hailstorm slams Ameghino, leaving behind significant damage in Buenos Aires Province, Argentina.
pic.twitter.com/Kw23N5XNnI
— #كابتن_غازي_عبداللطيف (@CaptainGhazi) May 17, 2025