Super Typhoon Sinlaku Threatens Northern Mariana Islands and Guam
A powerful super typhoon is currently barreling toward remote U.S. Islands in the Pacific, bringing the threat of destructive winds, catastrophic flooding, and widespread power outages. Super Typhoon Sinlaku, the strongest storm of 2026 so far, is primarily targeting the Northern Mariana Islands, with Guam also bracing for damaging conditions.
- Peak Intensity: Sustained winds reached 173 mph (278 kph) on Monday, April 13.
- Primary Targets: The islands of Saipan, Tinian, and Rota in the Northern Mariana Islands.
- Expected Impact: Category 4 or 5 strength upon crossing the islands, with rainfall totals potentially exceeding 300mm.
- Guam Status: A direct hit is unlikely, but the territory expects damaging winds and heavy rain.
Current Path and Intensity
Super Typhoon Sinlaku formed on April 9 and rapidly intensified as it pushed northwest through the western Pacific. By Sunday, sustained winds reached 150 mph, continuing to climb to 173 mph by Monday. According to the Associated Press, the storm is the most powerful system recorded on Earth so far this year.
As of midday Tuesday, local time, the US Joint Typhoon Warning System reported the storm was approximately 68 nautical miles (126 km) southeast of Saipan, moving slowly at about 14 km/hour (9 mph). While meteorologists expect the system to weaken slightly, it is forecast to maintain Category 4 or 5 strength as it makes landfall.
Impacts on the Northern Mariana Islands and Guam
The Northern Mariana Islands are expected to bear the brunt of the storm. The National Weather Service has warned that destructive winds and heavy rainfall will likely lead to flash flooding, mudslides, and lengthy power outages. Residents of Saipan, Tinian, and Rota are particularly vulnerable as the storm’s track puts it directly over or skirting these islands.
The Situation in Guam
Guam, a U.S. Territory home to roughly 170,000 residents and several critical military installations, is not expected to take a direct hit due to a slight northward shift in the typhoon’s track. However, the Guardian reports that the region is still bracing for extreme weather, including hazardous seas and storm surges.
Environmental and Safety Risks
Beyond the wind, the rainfall totals are a primary concern. Forecasts indicate that rainfall could exceed 300mm between Monday and Thursday. This volume of water, combined with the storm’s intensity, creates a high risk for:
- Storm Surges: Dangerous seas hitting coastal areas before the storm’s arrival.
- Infrastructure Failure: Destructive winds capable of causing widespread electrical grid failure.
- Geological Hazards: Heavy saturation of the soil leading to mudslides.
Frequently Asked Questions
When is Super Typhoon Sinlaku expected to make landfall?
The storm was expected to make landfall in the Northern Mariana Islands late Tuesday, April 14, 2026.
How strong are the winds?
The typhoon produced sustained winds of 173 mph (278 kph) on Monday, April 13.
Will Guam be directly hit?
A direct hit on Guam is considered unlikely, but the territory will still experience damaging winds and heavy rain.
Local authorities and the Guam Office of Civil Defence continue to monitor the system as it moves slowly across the Pacific, urging residents to remain vigilant as the storm brings dangerous conditions to the region.