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A gale warning remains in force for all land areas of Tonga as meteorologists warn of strengthening winds, heavy rain and possible thunderstorms through Monday night and worsening on Tuesday, 15-16 June. Authorities are urging mariners and coastal communities to exercise extreme caution.

Residents of Haʻafeva experienced severe weather yesterday morning after a tornado struck the island, causing minor damage to homes and vegetation.

A transition to El Niño is highly likely, with over a 60% chance of its development between May and July 2026 in the Pacific, the Tonga Meteorological Services stated on its Climate & Ocean Outlook May-July 2026.

​​​The Fua'amotu Tropical Cyclone Warning Center has been activated as of 1:00 PM today, 7 April 2026 in response to Tropical Cyclone 'Vaianu' Category 3, which is expected to lie at about 850km west of Nuku'alofa at noon tomorrow, Wednesday, 8 April 2026

Tropical Cyclone Urmil (Cat, 2) passing through the coastal waters of Tele-ki-Tonga and Tele-ki-Tokelau today, is expected to move out of Tonga's maritime boundary by later tonight. In a 5:00pm forecast Tonga Meteorological Services maintained a Tropical Cyclone warning for southern Tonga and warned that heavy rain and strong to damaging gale force winds could affect some areas.

Marine heatwave conditions are intensifying in Tongan waters, after Nuku’alofa experienced its hottest day on record, of 34.6 degrees on 22 January. Tonga Meteorological Services warned today that a significant rise in ocean temperatures around Tonga will likely see the marine heatwave conditions persist into February.

Unprecedented Ocean warming engulfed the South-West Pacific in 2024, harming ecosystems and economies, according to a new report from the World Meteorological Organization (WMO), which highlighted how sea level rise is threatening islands in a region where more than half the population live close to the coast. The State of the Climate in the South-West Pacific 2024 Report estimated that each year, at least 50,000 Pacific islanders face the risk of displacement due to the adverse effects of climate change.

During another month of extremely high rainfall in parts of Tonga, the highest 24-hour rainfall was 197.0 mm recorded in Kolovai 3 March.

The government has allocated $1 million to assist 20 families affected by recent flooding in Tongatapu due to heavy rain, the Prime Minister Hon. Dr ‘Aisake Eke announced at a media briefing today, March 7, at St. George Government Building in Nuku’alofa.