First published Oct 20, 2026, 5:39:15 AM UTC · Last updated Oct 20, 2026, 5:39:15 AM UTC

Thunderstorms and lightning

Thunderstorm This Afternoon in Sumatera Barat

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall are forecast for parts of Sumatera Barat from 12:20 to 14:30 WIB on 20 October 2026. Reduced visibility, strong winds, and localized flooding are possible; the source advises vigilance and limiting outdoor activities.

At a glance

Affected location: Sumatera Barat

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Why it matters

The forecast identifies a near-term period of potentially hazardous weather in several parts of Sumatera Barat.

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 This Afternoon 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 This Afternoon in Sumatera BaratOct 20, 2026, 4:50 AM UTC
Thunderstorms and heavy rainfall are forecast from 12:20 to 14:30 WIB on 20 October 2026 in six named areas of Sumatera Barat. The forecast notes possible strong winds, reduced visibility, and localized flooding.
Nearby · within 200 km
Thunderstorm Tonight in Sumatera BaratOct 19, 2026, 1:50 PM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Thunderstorm This Morning in Sumatera BaratOct 17, 2026, 10:50 PM UTC
Thunderstorms and heavy rainfall were forecast for parts of Sumatera Barat from 06:00 to 08:00 WIB on 18 October 2026, with possible reduced visibility, strong winds, and localized flooding. The public was advised to remain vigilant, limit outdoor activities, and take precautions.
Nearby · within 200 km
Thunderstorm Tonight in Sumatera BaratOct 17, 2026, 4:15 PM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Thunderstorms and Heavy Rain Forecast Tonight in Kapur IX and Mapat Tunggul, Sumatera BaratOct 17, 2026, 2:25 PM UTC
Thunderstorms and heavy rain are forecast in parts of Sumatera Barat, especially Kapur IX and Mapat Tunggul, from 21:35 to 23:35 WIB on 17 October 2026. The forecast warns of possible reduced visibility, strong winds, and localized flooding.
Nearby · within 200 km
Thunderstorm This Afternoon in Sumatera BaratOct 17, 2026, 6:40 AM UTC
Thunderstorms and heavy rainfall are forecast in parts of Sumatera Barat from 14:00 to 16:00 WIB on 17 October 2026, with possible strong winds, reduced visibility, and localized flooding. The public is advised to remain vigilant, limit outdoor activities, and take precautions.

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