Central Weather Administration issues week-ahead northeast monsoon advisory
Published · Updated
What happened
The Central Weather Administration announced on November 1 that two northeast monsoon systems are expected to affect Taiwan in the coming week, with the first on November 2-3 bringing a higher probability of heavier rainfall to eastern areas.
Why it matters
The forecast gives agencies a near-term trigger to adjust transport operations, pre-position local emergency resources, and account for weather effects in air and maritime activity around eastern Taiwan.
Taiwan's Central Weather Administration said on November 1 that two northeast monsoon systems would affect Taiwan over the coming week. The first is expected to arrive on November 2-3 and bring a higher chance of heavier rainfall to eastern Taiwan, with a second system later in the week. The advisory is operationally relevant because weather over the eastern approaches can disrupt transport, complicate local emergency readiness, and alter how concurrent PLA or China Coast Guard activity is interpreted.
Watch for
Central Weather Administration rainfall and strong-wind special reports for Yilan, Hualien, Taitung, Keelung, and offshore islands on 2026-11-02 to 2026-11-04 Ministry of Transportation and Communications notices on ferry suspensions, port controls, or highway restrictions affecting Suhua routes and eastern links by 2026-11-04 National Fire Agency or county government announcements of pre-positioned response resources, school closures, or debris-flow alerts in eastern counties by 2026-11-04 Ministry of National Defense daily PLA activity release on 2026-11-02 to 2026-11-04 showing whether weather reduces sorties or vessel presence in the northeastern and eastern approaches
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