According to the latest storm news from the US Joint Typhoon Warning Center (JTWC), Typhoon Grant is currently located about 741 km west of the Cocos Islands.
The storm is moving westward at a speed of about 15 km/h in the past 6 hours.
High waves in the affected area have reached about 6.1 m, showing that sea conditions are very dangerous for maritime activities and marine tourism.
According to storm intensity forecasts from international models, most scenarios predict that Typhoon Grant will reach a maximum of about 110-150 km/h; a single model offers a significantly stronger scenario but is not the dominant trend.
Forecast for the next 24 hours, the storm will maintain its intensity, then continue to strengthen.
In the period from 24 hours to 3 days, Typhoon Grant is likely to intensify, reaching a maximum intensity of about 150 km/h on December 31, close to the 2026 New Year holiday and gradually weakening afterwards.
Forecast for the next 3 days, Typhoon Grant continues to move in a West-Southwest direction, along the northern edge of the subtropical high pressure in the south. Then, when another subtropical high pressure band forms in the south of the system, the typhoon will maintain its West-Southwest orbit for the rest of the forecast period.
Before the impact of Typhoon Grant, tourists should consider limiting or postponing sea activities when waves are high.
The typhoon season in the southwestern Indian Ocean region 2025-2026 is an annual cycle recording the formation of tropical and subtropical cyclones in this sea area.
The official storm season starts from November 15, 2025 and lasts until the end of April 30, 2014. In Mauritius and Seychelles, the end time of the storm season is calculated later, until May 15, 2026.
Tourists planning sea tourism, island resorts or boat trips in the southwestern Indian Ocean from now until April next year, especially West African island nations such as Mauritius and Seychelles, should regularly update weather bulletins and storm warnings.
Meanwhile, in Vietnam, the National Center for Hydro-Meteorological Forecasting forecasts that from now until the end of January 2026, the East Sea is less likely to welcome storms or tropical depressions, but cold air can still cause severe cold and harmful cold and affect the weather at sea.
Widespread rain is likely to occur in the area from Quang Tri to Da Nang and the eastern provinces from Quang Ngai to Gia Lai.
People and tourists are advised to regularly follow and update short-term forecast bulletins from 1-3 days, and proactively adjust production and living plans.
Follow the instructions of local authorities and tour organizers. Train trips and sea voyages in the area may be interrupted due to large waves and strong winds, it is necessary to proactively check information before departure.
