Typhoon Saudel passed close to Agrihan on August 22, 2026, bringing destructive winds, torrential rain, dangerous surf and coastal inundation to the far Northern Mariana Islands. The National Weather Service (NWS) maintained Typhoon Warnings for Agrihan, Pagan and Alamagan and forecast winds of 129–161 km/h (80–100 mph), with gusts reaching 209 km/h (130 mph).
USGS raised Ahyi Seamount in the Northern Mariana Islands to Aviation Color Code Yellow and Volcano Alert Level Advisory at 10:13 ChST (00:13 UTC) on July 16, 2026, after repeated satellite detections of discolored-water plumes near the shallow submarine volcano indicated increased unrest and a potential for activity to breach the ocean surface.
Super Typhoon Bavi crossed the Northern Mariana Islands as a Category 5 cyclone on Monday, July 6, 2026, bringing maximum sustained winds of 290 km/h (180 mph) to Rota as the eyewall passed over the island. Local officials reported major damage while emergency warnings remained in effect across the Marianas.
Super Typhoon Bavi reached Category 5 strength over the western North Pacific on Saturday, July 4, 2026 as it tracked toward the Mariana Islands. Forecasters expect the cyclone to pass very near Rota before moving between Guam and Saipan on Monday morning. Typhoon warnings have been issued for Guam, Rota, Tinian, and Saipan amid forecasts of destructive winds, life-threatening coastal inundation, widespread flash flooding and catastrophic damage early next week.
Typhoon Bavi rapidly intensified over the western North Pacific on Friday, July 3, 2026, increasing from 157 km/h (98 mph) to 194 km/h (121 mph) within six hours. The storm is forecast continue strengthening potentially becoming a Category 5 equivalent super typhoon by Sunday, July 5. Typhoon, tropical storm and flood watches remained in effect Friday across Guam and the Commonwealth of the Northern Mariana Islands.
Tropical Storm Bavi is forecast to undergo rapid intensification from late July 2, 2026, and become a super typhoon as it approaches the Northern Mariana Islands. The Joint Typhoon Warning Center (JTWC) forecast issued at 09:00 UTC calls for 1-minute sustained winds of 250 km/h (155 mph) near the system’s peak intensity around July 5.
Super Typhoon Sinlaku struck the Northern Mariana Islands late on April 14, 2026, bringing sustained winds near 241 km/h (150 mph) at peak impact and unusually slow movement that kept destructive conditions over populated islands for hours. The islands of Saipan and Tinian sustained widespread infrastructure damage, prolonged utility outages, blocked roads, and flooding, with officials warning that full restoration in some hard-hit areas could take days to weeks.
An underwater volcanic eruption is occurring at Ahyi Seamount, located about 18 km (11 miles) southeast of Farallon de Pajaros (Uracas) in the Northern Mariana Islands, part of the Mariana Volcanic Arc in the western Pacific Ocean.
A strong and shallow earthquake registered by the USGS as M6.3 hit the Northern Mariana Islands at 11:36 UTC on September 16, 2024. The agency is reporting a depth of 32.9 km (20.4 miles) EMSC is reporting the same magnitude and depth.
A strong earthquake registered by the USGS as M6.8 hit the Maug Islands region, Northern Mariana Islands at 11:03 UTC on April 5, 2024. The agency is reporting a depth of 220 km (137 miles).
