First published Oct 22, 2026, 7:29:15 PM UTC · Last updated Oct 22, 2026, 7:29:15 PM UTC

Thunderstorms and lightning

Thunderstorm Tonight in Sumatera Utara

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rain are forecast from 01:15 to 03:15 WIB on 23 October 2026 in parts of North Sumatra, including the named districts and islands. The bulletin notes possible poor visibility, strong winds, and localized flooding.

At a glance

Affected location: North Sumatra

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Why it matters

The bulletin advises people in the affected areas to take precautions during the forecast period.

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: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

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

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Nearby · within 200 km
Thunderstorm Tonight in Sumatera UtaraOct 22, 2026, 5:45 PM UTC
Thunderstorms and heavy rainfall are forecast from 01:15 WIB on 23 October 2026 in parts of Sumatera Utara, including Hibala, Panai Hilir, Pulau-Pulau Batu, Tanah Masa, Tapian Nauli, and Tuhemberua. The forecast says conditions may gradually improve by 03:15 WIB.
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Thunderstorm This Evening in Sumatera UtaraOct 22, 2026, 8:30 AM UTC
Thunderstorms and heavy rainfall are forecast in parts of Sumatera Utara from 16:00 to 19:00 WIB on 22 October 2026. The alert warns of possible reduced visibility, strong winds, and localized flooding.
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