First published 10/4/2026, 6:04:15 PM · Last updated 10/4/2026, 6:04:15 PM

Thunderstorm Tonight in Sumatera Utara

Thunderstorms and heavy rain are forecast in parts of North Sumatra from 23:30 WIB on 4 October 2026 until 03:00 WIB on 5 October. The advisory notes possible reduced visibility, strong winds and localized flooding, and urges people to take precautions.

Categories: severe-weather-and-natural-disasters

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: 1/10The 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).
Positivity: 3/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

The forecast identifies potentially hazardous conditions across parts of the province and advises people to take precautions.

Location

Sources

Thunderstorm Tonight in Sumatera UtaraBMKG — Indonesian Agency for Meteorology, Climatology, and Geophysics

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