22 July 2025

Tropical Storm Wipha Forecast: Path and Impacts Across Southeast Asia

Tropical Storm

Wipha, born from a tropical depression east of the Philippines, is carving a menacing path across Southeast Asia, with its intensity set to escalate in the coming days. As of 1:00 PM EEST today, Wipha is strengthening over the eastern waters off Luzon, packing winds of up to 75 km/h, and is poised to evolve into a severe tropical by Saturday, July 19. With a forecast track taking it through the Luzon Strait and into the South China Sea, the storm threatens heavy , rough seas, and potential landfall in northern Vietnam by Tuesday, July 22. Residents and authorities from the Philippines to Vietnam must brace for a turbulent weekend as Wipha’s fury unfolds.

Introduction: Wipha’s Ascent and Threat

Tropical Storm Wipha, internationally designated and named by Thailand, emerged from a tropical depression early today, July 18, 2025, east of Luzon Island. Currently centered near 17.7°N, 123.7°E, the storm is moving west-northwest at 20–25 km/h with sustained winds reaching 75 km/h and gusts up to 101 km/h. The Philippine Atmospheric, Geophysical, and Astronomical Services Administration (PAGASA) has raised Tropical Cyclone Wind Signal No. 2 for northern Luzon, signaling escalating danger. Wipha is expected to intensify into a by Sunday, July 20, as it nears the Bashi Channel, bringing torrential rain and storm surges to Taiwan, the Philippines, and beyond. This forecast, grounded in real-time data, urges immediate preparedness across the region.

Geography of the Storm

Wipha’s trajectory will span a broad swath of Southeast Asia. Starting east of Luzon, the storm will skirt northern Philippines, including Cagayan and Babuyan Islands, with potential landfall Friday evening, July 18. It will then traverse the Luzon Strait, approaching Taiwan’s eastern coast Saturday, July 19, before entering the northern South China Sea. By Sunday, July 20, Wipha is forecast to pass south of Hong Kong and near Hainan Island, intensifying to typhoon status. The storm is expected to weaken as it moves inland, likely making landfall near the Vietnam-China border, around Mong Cai, by late Tuesday, July 22, affecting northern Vietnam and southern China’s Guangxi region with heavy rainfall and winds.

Meteorological Characteristics

As of 1:00 PM EEST, Wipha’s maximum sustained winds are 75 km/h, with gusts reaching 101 km/h, based on PAGASA and Hong Kong Observatory updates. The storm is fueled by warm sea surface temperatures above 30°C and moderate vertical wind shear, favoring further intensification. By 11:00 HKT (3:00 PM EEST) on July 19, it is projected to reach 140 km/h near 22.0°N, 113.1°E, classifying as a typhoon. Rainfall rates could exceed 100–200 mm per day, with wave heights of 3.0–5.0 meters in the East Vietnam Sea. The storm’s movement, averaging 20–25 km/h, may shift due to short-term erratic departures, requiring constant monitoring.

Forecast and Dynamics

The Central Weather Administration (CWA) and Vietnam’s National Center for Hydro-Meteorological Forecasting predict Wipha will move west-northwest at 20–25 km/h through Sunday, July 20. By 11:00 HKT on July 21, it should be a severe tropical storm with winds of 105 km/h near 21.3°N, 109.4°E, nearing the South China Sea. Peak intensity, with winds up to 140 km/h, is expected by 11:00 HKT on July 20 at 21.4°N, 114.0°E. Weakening is forecast as it crosses land, dropping to a tropical depression by 11:00 HKT on July 23 at 20.1°N, 105.2°E. The storm’s path may veer slightly north or south, influenced by a subtropical ridge, with updates due every 6 hours.

Potential Impacts

Wipha’s approach will bring significant challenges. Northern Luzon faces gale-force winds and storm surges of 1–2 meters, risking life and property through Saturday, July 19. Taiwan’s eastern coast and Hengchun Peninsula could see torrential rain, with 200+ mm possible in Hualien and Taitung by Sunday. Hong Kong and Hainan Island may experience heavy rain and wind gusts Sunday night, July 20, disrupting ferry services and flights. Northern Vietnam, particularly from Monday, July 21, to Wednesday, July 23, anticipates 100–200 mm of rain, triggering floods and landslides. Over 33,000 families in the Philippines and thousands in Vietnam are at risk of displacement, with economic losses potentially reaching millions.

Recommendations and Warnings

PAGASA advises residents in Signal No. 2 areas to secure property and avoid coastal zones due to storm surges. The CWA urges Taiwan’s eastern regions to prepare for heavy rain, with mountain areas at high landslide risk. Vietnam’s authorities recommend vessels stay inland, and residents in northern provinces stock emergency supplies. Hong Kong’s Observatory suggests monitoring for potential Typhoon Signal No. 3 or higher by Sunday. Stay updated via PAGASA, CWA, or Vietnam’s Hydro-Meteorological Center, with next bulletins expected at 7:00 PM EEST today, July 18. Emergency hotlines and local news should guide real-time responses.

Historical Context

Wipha’s 2025 path echoes past storms bearing the name, such as the 2019 event that killed 27 in Vietnam and the 2013 Typhoon Wipha, a Category 4 storm affecting Japan. This year’s storm, the third in the Philippines and second in July, aligns with an active typhoon season, with PAGASA predicting 2–3 cyclones this month. Climate trends show intensified tropical activity due to warmer oceans, a factor likely amplifying Wipha’s strength. Historical landfalls in Hainan and Vietnam suggest similar disruption, though current forecasts indicate a broader regional impact.

Conclusion

Tropical Storm Wipha, intensifying as it moves west-northwest, poses a growing threat from the Philippines to Vietnam through July 22, 2025. Expected to peak as a typhoon with 140 km/h winds by Sunday, July 20, it will bring heavy rain, strong winds, and storm surges, particularly to northern Luzon, Taiwan, and northern Vietnam. As it weakens inland, the storm’s legacy will be felt in floods and displacement. Authorities urge preparedness, with updates due at 7:00 PM EEST today. This evolving tempest demands vigilance and resilience across Southeast Asia.

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About The Author

The Founder and Chief Meteorologist at Pogodnik.com. With over 15 years of operational experience in synoptic analysis and climate forecasting, he specializes in storm tracking, magnetic storms, and atmospheric dynamics. A recognized expert in Ukraine’s meteorological sector, he maintains strategic collaborations with global agencies, including NOAA and ECMWF, to ensure high-precision data integration. His analytical reviews and scientific contributions are regularly featured in leading media outlets dedicated to weather science and environmental trends.