First published Oct 26, 2026, 1:35:15 PM UTC · Last updated Oct 26, 2026, 1:35:15 PM UTC

Thunderstorms and lightning

Thunderstorm Tonight in Kalimantan Utara

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall were forecast from 20:21 to 22:00 WITA on 26 October 2026 in parts of Kalimantan Utara, including Lumbis Ogong, Nunukan, Sebuku, Sembakung Atulai and Tulin Onsoi. The source warned of possible reduced visibility, strong winds and localized flooding, and advised vigilance and limiting outdoor activity.

At a glance

Affected location: Kalimantan Utara

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Why it matters

The forecast gives near-term safety advice for the named areas in Kalimantan Utara.

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 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 This Evening in Kalimantan UtaraOct 26, 2026, 9:42 AM UTC
A forecast covering parts of Kalimantan Utara, including Nunukan, Peso, Sei Menggaris and Tulin Onsoi, was in effect from 17:54 to 19:30 WITA on 26 October 2026. It warned of possible reduced visibility, strong winds and localized flooding, and advised vigilance, reduced outdoor activity and precautions.
Nearby · within 200 km
Thunderstorm This Evening in Kalimantan UtaraOct 25, 2026, 10:20 AM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Thunderstorm Tonight in Kalimantan UtaraOct 24, 2026, 12:00 PM UTC
Thunderstorms and heavy rain are forecast in parts of Kalimantan Utara from 20:10 to 23:00 WITA on 24 October 2026. The source warns of possible reduced visibility, strong winds and localized flooding, and advises vigilance and precautions.
Nearby · within 200 km
Thunderstorm This Afternoon in Kalimantan UtaraOct 24, 2026, 6:20 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 Morning in Kalimantan UtaraOct 23, 2026, 11:56 PM UTC
Thunderstorms and heavy rainfall are forecast in parts of Kalimantan Utara, including Mentarang Hulu and Tarakan Utara, from 08:08 to 09:30 WITA on 24 October 2026. The forecast warns of possible reduced visibility, strong winds, and localized flooding.
Nearby · within 200 km
Thunderstorm Tonight in Kalimantan UtaraOct 23, 2026, 8:33 PM UTC
Thunderstorms and heavy rain are forecast in parts of Kalimantan Utara from 04:45 WITA on 24 October 2026, with conditions expected to improve by 07:30. Reduced visibility, strong winds, and localized flooding are possible.

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