First published · Last updated
Thunderstorm Tonight in Sumatera Utara
Reported by Indonesia BMKG Weather Alerts
Thunderstorms and heavy rainfall are forecast to begin at 20:10 WIB on 17 October 2026 in parts of North Sumatra, with possible reduced visibility, strong winds, and localized flooding.
At a glance
- Affected location: North Sumatra
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Follow: Severe weather in Indonesia
Why it matters
The forecast identifies several weather hazards across parts of North Sumatra.
Location
Highlighted marker: this event.
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 6/10
- Geographic reach
- 3/10
- Global importance
- 2/10
- Impact magnitude
- 3/10
- Urgency
- 7/10
Primary official sources
- Indonesia BMKG Weather AlertsThunderstorm Tonight in Sumatera UtaraBMKG — Indonesian Agency for Meteorology, Climatology, and Geophysics
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