First published Nov 12, 2026, 1:23:15 AM UTC · Last updated Nov 12, 2026, 1:23:15 AM UTC

Thunderstorms and lightning

Thunderstorm This Morning in Kalimantan Timur

Reported by Indonesia BMKG Weather Alerts

A forecast for East Kalimantan identifies storm activity and intense rain from 08:40 to 10:15 WITA on 12 November 2026, affecting listed districts in Balikpapan and nearby areas. The bulletin warns of reduced visibility, strong winds and localized flooding, and advises caution and fewer outdoor activities.

At a glance

Affected location: Kalimantan Timur

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Why it matters

The bulletin provides a time-bounded safety notice for listed localities, including possible visibility reduction and localized flooding.

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 Morning in Kalimantan TimurBMKG — 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.

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Thunderstorm This Morning in Kalimantan TengahNov 12, 2026, 12:20 AM UTC
Thunderstorms and heavy rainfall are forecast across parts of Kalimantan Tengah from 07:30 to 09:30 WIB on 12 November 2026. The source also warns of possible reduced visibility, strong winds, and localized flooding.
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Thunderstorm This Morning in Kalimantan TengahNov 11, 2026, 10:20 PM UTC
Thunderstorms and heavy rain are forecast in several parts of Kalimantan Tengah from 05:30 to 07:30 WIB on 12 November 2026. The forecast notes possible reduced visibility, strong winds, and localized flooding.
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Thunderstorms and heavy rainfall are forecast in parts of Kalimantan Timur from 12 November 2026, 06:15 WITA. The source warns of possible reduced visibility, strong winds, and localized flooding, and advises vigilance and precautions.
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Thunderstorm This Morning in Kalimantan TengahNov 10, 2026, 10:15 PM UTC
Thunderstorms and heavy rainfall are forecast for parts of Kalimantan Tengah, especially Danau Sembuluh, from 05:25 to 07:45 WIB on 11 November 2026. The source warns of possible reduced visibility, strong winds, and localized flooding, and advises the public to remain vigilant and limit outdoor activities.
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Thunderstorms and heavy rain are forecast to begin at 04:10 WIB on 11 November 2026 in parts of Kalimantan Barat. The source warns of possible reduced visibility, strong winds, and localized flooding.
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