First published Oct 23, 2026, 10:16:15 PM UTC · Last updated Oct 23, 2026, 10:16:15 PM UTC

Thunderstorms and lightning

Thunderstorm This Morning in Sumatera Utara

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall are forecast in parts of Sumatera Utara from 05:10 to 08:10 WIB on 24 October 2026, with possible reduced visibility, strong winds, and localized flooding. The public is advised to remain vigilant, limit outdoor activities, and take precautions.

At a glance

Affected location: Sumatera Utara

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Why it matters

The forecast identifies possible localized flooding and other hazardous conditions in the affected areas.

Location

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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: 5/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

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

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Related developments reported in the last 30 days. These are not necessarily ongoing incidents.

Nearby · within 200 km
Thunderstorm Tonight in Sumatera UtaraOct 23, 2026, 2:40 PM UTC
Thunderstorms and heavy rainfall are forecast in parts of Sumatera Utara from 23 October 2026 at 22:10 WIB, with conditions expected to improve by 24 October at 02:10 WIB. The forecast warns of possible reduced visibility, strong winds, and localized flooding, and advises vigilance and limiting outdoor activities.
Nearby · within 200 km
Thunderstorm Tonight in Sumatera UtaraOct 23, 2026, 2:40 PM UTC
Thunderstorms and heavy rainfall are forecast to begin at 22:10 WIB on 23 October 2026 in parts of Sumatera Utara. The source warns of possible reduced visibility, strong winds, and localized flooding, and advises vigilance and limiting outdoor activities.
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