First published Oct 30, 2026, 7:07:15 AM UTC · Last updated Oct 30, 2026, 7:07:15 AM UTC

Thunderstorms and lightning

Thunderstorm This Afternoon in Kalimantan Barat

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rain are forecast in parts of West Kalimantan from 13:45 to 15:45 WIB on 30 October 2026, with possible poor visibility, strong winds and localized flooding. The public was urged to stay alert, limit outdoor activity and take precautions.

At a glance

Affected location: Kalimantan Barat

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Why it matters

The forecast gives people in the affected localities a short window to take the recommended safety 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 This Afternoon in Kalimantan 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 Kalimantan TimurOct 30, 2026, 5:40 AM UTC
Thunderstorms and heavy rainfall were forecast for parts of Kalimantan Timur from 13:50 to 15:00 WITA on 30 October 2026. The forecast warned of possible reduced visibility, strong winds, and localized flooding.
Same topic
Thunderstorm This Afternoon in Nusa Tenggara BaratOct 30, 2026, 6:30 AM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
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Thunderstorm This Afternoon in Sumatera UtaraOct 30, 2026, 6:25 AM UTC
Thunderstorms and heavy rainfall are forecast in parts of Sumatera Utara from 13:35 to 16:35 WIB on 30 October 2026, with possible reduced visibility, strong winds, and localized flooding. The public is advised to take precautions and limit outdoor activities.
Same topic
Thunderstorm This Afternoon in RiauOct 30, 2026, 6:20 AM UTC
Thunderstorms and heavy rain are forecast in parts of Riau from 13:30 to 16:00 WIB on 30 October 2026. Reduced visibility, strong winds, and localized flooding are possible.
Same topic
Thunderstorm This Afternoon in Sumatera SelatanOct 30, 2026, 6:15 AM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
Same topic
Thunderstorm This Afternoon in Jawa BaratOct 30, 2026, 6:10 AM UTC
Thunderstorms and heavy rainfall are forecast in parts of Jawa Barat from 13:20 to 15:30 WIB on 30 October 2026. Reduced visibility, strong winds, and localized flooding are possible.

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