First published Oct 21, 2026, 2:58:15 PM UTC · Last updated Oct 21, 2026, 2:58:15 PM UTC

Thunderstorms and lightning

Thunderstorm Tonight in Kep. Riau

Reported by Indonesia BMKG Weather Alerts

Thunderstorms and heavy rainfall are forecast from 21:03 to 23:00 WIB on 21 October 2026 in Bintan Pesisir, Galang, and Mantang, in parts of Kep. Riau. The forecast warns of reduced visibility, strong winds, and localized flooding, and advises people to remain vigilant and limit outdoor activities.

At a glance

Affected location: Kep. Riau

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Why it matters

The forecast identifies several potentially hazardous conditions and advises precautions during the forecast period.

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 Kep. RiauBMKG — 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 RiauOct 21, 2026, 3:15 PM UTC
Thunderstorms and heavy rainfall are forecast in parts of Riau from 21 October 2026 at 22:25 WIB, with conditions expected to improve by 22 October at 01:00 WIB. The source warns of reduced visibility, strong winds, and localized flooding.
Nearby · within 200 km
Thunderstorm and heavy rain forecast in RiauOct 21, 2026, 12:20 PM UTC
Thunderstorms and heavy rain are forecast from 19:30 to 21:00 WIB on 21 October 2026 across 15 named areas in Riau. The source reports possible reduced visibility, strong winds, and localized flooding.
Nearby · within 200 km
Thunderstorm Forecast This Afternoon in Kep. RiauOct 21, 2026, 6:17 AM UTC
Thunderstorms and heavy rainfall are forecast from 13:27 to 15:40 WIB on 21 October 2026 in parts of Kep. Riau, including Bintan Utara, Bunguran Utara, Seri Kuala Lobam, and Tambelan. The source warns of possible reduced visibility, strong winds, and localized flooding.
Nearby · within 200 km
Thunderstorm This Evening in Kep. RiauOct 20, 2026, 11:45 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 Kep. RiauOct 18, 2026, 11:00 PM UTC
4 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Thunderstorm Tonight in Kep. RiauOct 18, 2026, 5:50 PM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.

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