First published Oct 20, 2026, 8:37:15 AM UTC · Last updated Oct 20, 2026, 8:37:15 AM UTC

Thunderstorms and lightning

Thunderstorm This Afternoon in Kalimantan Barat

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall were forecast in parts of Kalimantan Barat from 14:00 to 16:00 WIB on 20 October 2026, with reduced visibility, strong winds, and localized flooding listed as possible effects.

At a glance

Affected location: Kalimantan Barat

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Why it matters

The public was advised to remain vigilant, limit outdoor activities, and 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 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 Evening in Kalimantan BaratOct 20, 2026, 9:30 AM UTC
Thunderstorms are forecast in parts of Kalimantan Barat starting at 16:40 WIB on 20 October 2026, including Bengkayang, Pontianak Kota, Pontianak Selatan, and Sadaniang. The alert warns of possible reduced visibility, strong winds, and localized flooding, and advises people to remain vigilant and limit outdoor activities.
Nearby · within 200 km
Thunderstorm This Evening in Kalimantan BaratOct 20, 2026, 8:55 AM UTC
Thunderstorms and heavy rain are forecast for parts of Kalimantan Barat from 16:05 to 18:05 WIB on 20 October 2026. The forecast names Capkala, Jagoi Babang, Lumar, and Sadaniang and advises people to remain vigilant and take precautions.
Nearby · within 200 km
Thunderstorm This Afternoon in Kalimantan TengahOct 20, 2026, 7:45 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 Evening in Nusa Tenggara BaratOct 20, 2026, 9:57 AM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
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Thunderstorms Forecast This Evening in Sulawesi Tengah, Especially BanawaOct 20, 2026, 9:53 AM UTC
Thunderstorms and heavy rainfall are forecast in parts of Sulawesi Tengah, especially Banawa, from 18:05 to 21:54 WITA on 20 October 2026. The alert warns of reduced visibility, strong winds, and localized flooding, and advises the public to remain vigilant and limit outdoor activities.
Same topic
Thunderstorm This Evening in JambiOct 20, 2026, 9:45 AM UTC
Thunderstorms and heavy rainfall are forecast for parts of Jambi, especially Tebo Ilir, from 17:15 to 18:15 WIB on 20 October 2026. The source warns of reduced visibility, strong winds, and localized flooding, and advises the public to stay vigilant, limit outdoor activities, and take precautions.

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