First published Oct 26, 2026, 7:53:15 AM UTC · Last updated Oct 26, 2026, 7:53:15 AM UTC

Thunderstorms and lightning

Thunderstorm This Afternoon in Sumatera Utara

Reported by Indonesia BMKG Weather Alerts

A thunderstorm and heavy-rain forecast for parts of North Sumatra begins at 14:20 WIB on 26 October 2026 and names numerous affected localities. The source warns of possible reduced visibility, strong winds and localized flooding, and advises vigilance and precautions; its stated improvement time is truncated.

At a glance

Affected location: North Sumatra

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Why it matters

The alert calls for precautions ahead of forecast storms across numerous localities, with possible localized flooding and reduced visibility.

Location

Highlighted marker: this event.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

Indonesia BMKG Weather Alerts Thunderstorm This Afternoon in Sumatera UtaraBMKG — Indonesian Agency for Meteorology, Climatology, and Geophysics

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