First published Oct 21, 2026, 11:38:15 AM UTC · Last updated Oct 21, 2026, 11:38:15 AM UTC

Thunderstorms and lightning

Thunderstorm This Evening in Kalimantan Tengah

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall are forecast in parts of Kalimantan Tengah, especially Batu Ampar, starting at 16:40 WIB on 21 October 2026 and gradually easing by 19:00 WIB. The source warns of possible reduced visibility, strong winds, and localized flooding, and advises vigilance, limiting outdoor activities, and taking precautions.

At a glance

Affected location: Batu Ampar

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Why it matters

The source gives people in the affected area a short-term forecast and safety guidance.

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: 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 Evening in Kalimantan TengahBMKG — 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 TengahOct 21, 2026, 12:10 PM UTC
Thunderstorms and heavy rainfall are forecast from 19:15 to 21:00 WIB on 21 October 2026, particularly in Dusun Hilir, Kalimantan Tengah. The source warns of possible reduced visibility, strong winds, and localized flooding, and advises people to stay vigilant and limit outdoor activities.
Nearby · within 200 km
Thunderstorm This Evening in Kalimantan TengahOct 21, 2026, 9:30 AM UTC
Thunderstorms and heavy rainfall were forecast for parts of Kalimantan Tengah, especially Batu Ampar, starting at 16:40 WIB on 21 October 2026 and gradually improving by 19:00 WIB. The source warned of possible reduced visibility, strong winds, and localized flooding, and advised the public to take precautions.
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Thunderstorm This Evening in Kalimantan TimurOct 21, 2026, 8:59 AM UTC
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Thunderstorm This Afternoon in Kalimantan TengahOct 21, 2026, 7:30 AM UTC
Thunderstorms and heavy rainfall are forecast in Hanau, Kalimantan Tengah, from 14:40 to 16:30 WIB on 21 October 2026, with possible reduced visibility, strong winds, and localized flooding. The public was advised to stay vigilant, limit outdoor activities, and take precautions.
Nearby · within 200 km
Thunderstorm This Afternoon in Kalimantan TengahOct 21, 2026, 7:30 AM UTC
Thunderstorms and heavy rainfall are forecast from 14:40 to 16:30 WIB on 21 October 2026 in parts of Kalimantan Tengah, especially Hanau. The forecast notes possible reduced visibility, strong winds, and localized flooding.
Same topic
Aviso de Tempestade. Severidade Grau: PerigoOct 21, 2026, 12:40 PM UTC
An official INMET storm alert classified as danger was active on 23 October 2026 across areas in Paraná, Santa Catarina, Rio Grande do Sul, Mato Grosso do Sul, and São Paulo.

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