First published Oct 20, 2026, 6:00:16 PM UTC · Last updated Oct 20, 2026, 6:00:16 PM UTC

Thunderstorms and lightning

Thunderstorm forecast for Kapur IX and Sipora Utara, West Sumatra

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rain are forecast from 00:30 to 03:30 WIB on 21 October 2026 in parts of West Sumatra, especially Kapur IX and Sipora Utara. Reduced visibility, strong winds, and localized flooding are possible.

At a glance

Affected location: Kapur IX and Sipora Utara, West Sumatra

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Why it matters

The forecast advises people in the named areas to remain vigilant, limit outdoor activities, and take precautions.

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: 7/10How 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 BaratBMKG — 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 BaratOct 20, 2026, 3:10 PM UTC
Thunderstorms and heavy rainfall are forecast in parts of Sumatera Barat, including Kapur IX and Sipora Utara, from 00:30 to 03:30 WIB on 21 October 2026. The source advises vigilance, limiting outdoor activities, and taking precautions.
Nearby · within 200 km
Thunderstorm Tonight in Sumatera BaratOct 20, 2026, 3:10 PM UTC
Thunderstorms and heavy rain are forecast from 22:20 WIB on 20 October 2026 in parts of Sumatera Barat, especially Kapur IX and Pangkalan Koto Baru. Reduced visibility, strong winds and localized flooding are possible; the public is advised to stay vigilant, limit outdoor activities and take precautions.
Nearby · within 200 km
Thunderstorm This Evening in Sumatera BaratOct 20, 2026, 10:35 AM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
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Frost (advisory) - Mississauga - BramptonOct 20, 2026, 5:19 PM UTC
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Thunderstorm Tonight in Kalimantan TengahOct 20, 2026, 5:05 PM UTC
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