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Eco · Extreme weather · published 2026-10-18 · via Yale Climate Connections

Champi climbs to Category 5 after glancing Guam

Image via Yale Climate Connections
Image via Yale Climate Connections

Super Typhoon Champi strengthened to Category 5 with sustained winds near 165 mph about six hours after passing just south of Guam as a Category 4 storm. Its center missed Guam's southern tip by roughly 12 miles, and the island was spared catastrophic wind damage because only the northern eyewall brushed it. Although an eyewall replacement cycle weakened Champi, forecasters expect it to track west-northwest toward Taiwan and possibly regain Category 5 strength on Monday.

Expanded Detail

Champi's Category 5 rating came after forecasters revisited the 00 UTC Oct. 18 assessment, making it the ninth such storm worldwide in 2026. By late Sunday morning EDT, its top winds had dropped to about 140 mph as its inner core reorganized.

Guam has long been typhoon-prone: records from 1948–2025 list 27 category 1-plus storms passing within 50 miles, 14 of them major. Champi was 2026's second major typhoon near Guam, following Bavi. Karen in 1962 remains Guam's strongest and costliest; Pamela in 1976 was deadliest.

Context

If Champi follows its forecast toward Taiwan, residents and authorities there may face heightened preparedness demands, possible evacuations, transport disruptions, and agricultural or infrastructure losses. Guam's near miss could still leave costly cleanup and psychological strain, while shipping and aviation in the region may see schedule changes. Because intensity forecasts can shift, uncertainty may keep emergency managers balancing readiness with avoiding unnecessary alarm.

Expanded detail and Context are AI-generated analysis; the linked article remains the authoritative source.
Read the full article at Yale Climate Connections →
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This summary is Al-enhanced to contain extended analysis and broader social context. The original is {NAME); the linked article is the authoritative source. Original headline: “Super Typhoon Champi intensifies to a Cat 5 after battering Guam.” Browse more stories.