Calamity

🇹🇴 Tonga Risk Rating

Grade

A

score 11.0

Operational Status

green

Last Updated

0m ago

The Risk Rating reflects the current multi-hazard situation. For forward-looking risk assessment, see the Calamity Forecast Index.

Rating History

↑
→
Country rating changed from B to A (score 21 → 17)Disaster — South Of Tonga Islands (CalamityScore 16)

EVENT: Disaster — South Of Tonga Islands — TO Detected: 2026-07-27T21:12:12.000Z CalamityScore: 16/100 Severity: low HISTORICAL CONTEXT: Location: TO region. RECOMMENDED ACTIONS: Standard river level monitoring. No cascade risks detected for this event.

Forecast for Tonga →Active events in Tonga →