First published Oct 30, 2026, 11:14:16 PM UTC · Last updated Oct 30, 2026, 11:14:16 PM UTC

Thunderstorms and lightning

Thunderstorm This Morning in Kalimantan Timur

Reported by Indonesia BMKG Weather Alerts

A forecast warns of thunderstorms and heavy rain in parts of Kalimantan Timur from 06:40 to 08:00 WITA on 31 October 2026, with possible reduced visibility, strong winds, and localized flooding. The public is advised to remain vigilant and limit outdoor activities.

At a glance

Affected location: Kalimantan Timur

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Why it matters

The forecast describes a near-term period of hazardous weather and advises 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: 5/10How 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 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.

Nearby · within 200 km
Thunderstorm This Morning in Kalimantan TengahOct 30, 2026, 9:50 PM UTC
Thunderstorms and heavy rainfall are forecast from 05:00 to 07:00 WIB on 31 October 2026 in specified parts of Kalimantan Tengah. Reduced visibility, strong winds, and localized flooding are possible.
Nearby · within 200 km
Thunderstorm Tonight in Kalimantan BaratOct 30, 2026, 9:20 PM UTC
Thunderstorms and heavy rain are forecast from 04:30 WIB on 31 October 2026 in parts of Kalimantan Barat, with conditions expected to improve by 07:20 WIB. Reduced visibility, strong winds, and localized flooding are possible.
Nearby · within 200 km
Thunderstorm Tonight in Kalimantan TengahOct 30, 2026, 5:20 PM UTC
3 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Thunderstorm Tonight in Kalimantan BaratOct 30, 2026, 3:25 PM UTC
Thunderstorms and heavy rainfall are forecast in parts of Kalimantan Barat, especially Segedong and Tanah Pinoh Barat, from 30 October 2026 at 22:35 WIB. The source advises vigilance and precautions; additional impacts listed are reduced visibility, strong winds, and localized flooding.
Same topic
Storm Warning issued October 30 at 2:52PM AKDT until October 31 at 5:00AM AKDT by NWS Anchorage AKOct 30, 2026, 10:52 PM UTC
NWS Anchorage issued a storm warning for the waters from Gravel Point to Cape Cleare and the Northern Gulf of Alaska Coast. The forecast includes winds up to 55 kt and seas up to 18 ft.
Same topic
Thunderstorm This Morning in Kep. RiauOct 30, 2026, 10:38 PM UTC
Thunderstorms are forecast in parts of Kep. Riau, especially Serasan Timur, from 31 October 2026 at 05:48 WIB. The alert 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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