High

Thunderstorm — Seine-et-Marne

Ongoing alert in France — started August 27, 2026 at 6:00 PM. This page updates as the situation evolves.

Started: August 27, 2026 at 6:00 PMupdated 2 hours ago
HighCritical

What's happening

A severe thunderstorm is currently active in Seine-et-Marne and the surrounding area within approximately 100 km. The alert began at 18:00 on 27 August and is expected to continue until 22:00 the same day. Conditions include heavy rain, lightning, and strong winds.

If you are on site, take shelter immediately in a solid building and remain indoors until the storm passes. Avoid being outside, particularly near trees and rivers where risks are highest. Do not travel unless absolutely necessary, as road conditions may deteriorate rapidly.

Follow local instructions: stay away from trees and water sources, keep away from windows, avoid using telephones and electrical appliances during the storm, and protect any property that could be exposed to wind or flooding. Monitor local weather updates for changes to the alert status. For any health concerns, contact local health authorities.

This alert is from Meteo-France via Meteoalarm.

Written with the help of AI from Mira Safe's sourced data on August 27, 2026 · does not replace local guidance How this analysis is produced

How it evolved

  1. Alert raisedHigh

    August 27, 2026 at 8:18 AM

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Affected areas

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What this is based on

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Sources for this alert

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Mira informs you. Mira is not an emergency service — in an emergency, call local emergency services. Some of this page's content is generated with the help of AI from sourced, quantified data.