On 9 September, at around 7:00(UTC), Nari developed an eye, which collapsed 14 hours later due to dry air inflowing around the storm, associated with an upper-level trough, causing leading to the system's decrease in size while becoming stationary.

[citation needed] Striking two months after Taiwan's second deadliest typhoon, Toraji, Nari brought torrential rainfall to much of the island.

[2] Already suffering from an economic downturn from the September 11 attacks in the United States, the economy of Taiwan was severely affected by Nari.

Moreover, after it reopened, there was significantly less stock activity as hundreds of thousands of residents were either unable to get to work or hampered by travel issues.

[2] The combination of the two events was estimated to have reduced the gross domestic product of Taiwan by 0.2%, roughly NT$19.4 billion (US$560 million).