Ash cloud from Ulawun volcano observed at 2.7 km, Papua New Guinea

An ash cloud from Ulawun volcano in Papua New Guinea was observed at 2.7 km (9 000 feet) altitude at 06:30 UTC on September 13, 2026, the Darwin Volcanic Ash Advisory Center (VAAC) reported. The ash cloud was extending northwest from the volcano.

The advisory was based on Himawari-9 satellite imagery and information from the Rabaul Volcano Observatory. The Darwin VAAC stated that increasing seismicity and emissions were reported, with continuous emissions currently assumed. Advisory forecasts modeled the ash cloud at the same altitude, moving northwest at about 35 km/h (25 mph) through the next 18 hours. No Aviation Color Code was stated in the advisory.

Ulawun is an active stratovolcano located on New Britain Island, Papua New Guinea.