Super Typhoon Hinnamnor Alert-East Asia


The Situation:

Super Typhoon Hinnamnor is expected to progress through the East China Sea this weekend, affecting mainland China, Japan, and the Korean peninsula. The typhoon is the strongest tropical storm of the 2022 hurricane season and is edging toward the Philippines and Taiwan. By 1 September, maximum sustained winds reached 160mph, leading to classification as a category 5 tropical cyclone, or a super typhoon.


On 2 September, Hinnamnor is expected to move slowly south of Okinawa while gaining force. From 3-4 September, the typhoon will approach the Sakishima Islands and Okinawa's main island, with wind and gust speeds increasing. The Japanese Meteorological Association warned of wave surges as high as 10 meters in the region.


Sustained winds are expected to stay at least at category 3 strength (100kts or 115mph) until 5 September, when the eye will be nearing Nagasaki and South Korea.


By the end of 5 September, intense rainfall and severe flooding will affect the Korean peninsula with some areas, such as Seoul, potentially receiving 10 inches of rain in 48 hours. Gusts are also expected to be very damaging, reaching 90mph.





Possible Effects:

  • Heavy rainfall could lead to flooding along streams, rivers and roadways

  • Landslides possible in hilly or mountainous areas

  • Coastal surges

  • Strong winds and wind gusts

  • Downed trees, hindering rescue/recovery efforts

  • Delayed or rerouted traffic

  • Cancelled, delayed, or rerouted flights

  • Power outages in homes and places of work

Mitigating Measures to Apply:

  • Check with the destination (i.e. accommodations, work sites, etc.) to ensure they are open and operating

  • Monitor local news and weather media for updates

  • Allow extra time for travel to and from the destination and airport

  • Do not travel during height of storm threat

  • Avoid traveling through flooded areas

  • Use extreme caution when traveling near coastal areas and over bridges and during times of high winds

  • Keep extra bottled water in lodging

  • Keep electronics charged and maintain contact throughout the remainder of the trip

  • Confirm flight itinerary prior to departure to the airport

  • Enroll in a Safe Traveler program to receive warnings from your preferred embassy

DISCLAIMER and Hold Harmless Disclaimer: LSDS™ gathers information from multiple sources and offers insight and perspective to travelers. Sources cannot be validated for accuracy in every instance. Travelers assume all risk associated with their travel and are responsible for the decisions associated with travel and for their own safety. Users of this reference document agree, to hold harmless LSDS™ (LLC) its employees and clients associated with any risk or injury incurred during travel.