First published Oct 21, 2026, 5:54:15 PM UTC · Last updated Oct 21, 2026, 5:54:15 PM UTC

Thunderstorms and lightning

Thunderstorm Tonight in Kalimantan Utara

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall are forecast in parts of Kalimantan Utara from 01:00 to 04:00 WITA on 22 October 2026. The source advises people to remain vigilant, limit outdoor activities, and take precautions.

At a glance

Affected location: Kalimantan Utara

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Why it matters

The forecast includes possible reduced visibility, strong winds, and localized flooding in the listed areas.

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 Kalimantan UtaraBMKG — 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 Kalimantan UtaraOct 21, 2026, 12:04 PM UTC
Thunderstorms and heavy rainfall are forecast in parts of Kalimantan Utara from 20:16 to 22:00 WITA on 21 October 2026, with possible reduced visibility, strong winds, and localized flooding. The public is advised to remain vigilant, limit outdoor activities, and take precautions.
Nearby · within 200 km
Thunderstorm This Evening in Kalimantan UtaraOct 21, 2026, 9:56 AM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Thunderstorm This Evening in Kalimantan UtaraOct 21, 2026, 9:56 AM UTC
3 reports describing the same event are grouped here. Expand the group to review every source report.
Same topic
Potential 50 mm or more rainfall across Yarmouth, Shelburne and Queens CountiesOct 21, 2026, 6:47 PM UTC
Environment Canada forecasts potentially significant rainfall in parts of Yarmouth, Shelburne and Queens Counties from Thursday morning, with totals possibly reaching 50 mm or more. The location of the highest amounts remains uncertain.
Same topic
Special weather - Sydney Metro and Cape Breton CountyOct 21, 2026, 6:43 PM UTC
2 sequential or cross-source alerts are grouped here. Expand the group to review every affected area and source report.
Same topic
Thunderstorm Tonight in Papua Barat DayaOct 21, 2026, 6:10 PM UTC
3 reports describing the same event are grouped here. Expand the group to review every source report.

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