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Zonda wind and severe weather alerts in Argentina and region

Updated 2 times since CLSTR started tracking revisions of this situation.

What changed

2026-09-11 00:01 UTC → 2026-09-11 10:41 UTC · added removed

Zonda wind and severe weather alerts in Argentina and region

The National Meteorological Service (SMN) has expanded its weather warnings across Argentina, issuing multiple orange and yellow alerts for various phenomena. In the western and Cuyo regions, including San Juan, Jujuy, Salta, and Catamarca, alerts remain active for the Zonda wind. This phenomenon continues to pose risks of sudden temperature increases, very dry conditions, and reduced visibility, with wind gusts potentially reaching 70 km/h. Additionally, significant snowfall has been noted in Mendoza, Chubut, and Tierra del Fuego. Beyond the Zonda winds, the SMN has issued warnings for other severe weather conditions. In the north and central provinces of Chaco, Misiones, Corrientes, and Córdoba, orange and yellow alerts are in effect for heavy storms, which may bring intense precipitation, hail, and wind gusts exceeding 90 km/h. Misiones is specifically under an orange alert for dangerous weather. Additionally, southern regions Recent developments indicate shifting weather patterns, including Chubut, Santa Cruz, the arrival of polar air causing sudden temperature drops and Tierra del Fuego are facing alerts for the presence of low-pressure systems. These systems have triggered the sudestada in Buenos Aires and heavy snowfall. snow in the Andes. In Chubut, accumulations could reach up neighboring Paraguay, meteorologists have issued alerts for 11 departments due to 40 centimeters in certain sectors, while mountain areas may see between 10 expected moderate to strong thunderstorms, wind gusts, and 20 centimeters a high probability of snow. hail. Temperatures in Paraguay are expected to fluctuate, with warm conditions in the north and Chaco followed by a slight decrease as southern winds move in.

Versions

  1. 2026-09-11 10:41 UTC Zonda wind and severe weather alerts in Argentina and region
  2. 2026-09-11 00:01 UTC Zonda wind and severe weather alerts in Argentina
  3. 2026-09-09 12:22 UTC Zonda wind weather alerts in Argentina

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