Severe Severe Storm ● Closed

Heavy thunderstorm — Mendrisiotto

Event time: Sep 17, 2026 00:58 UTC Last updated: Sep 27, 2026 Switzerland

Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

Heavy thunderstorm warning for Mendrisiotto, issued through MeteoAlarm by the national weather service.

Measurements

Coordinates	45.9160, 8.9960
Region	Mendrisiotto
Location Precision	polygon
Issuing Authority	MeteoAlarm / EUMETNET member
Cap Urgency	Future
Cap Certainty	Likely
Cap Expires	2026-09-17T01:55:00+00:00

Official source

MeteoAlarm. Data provided by EUMETNET members.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by MeteoAlarm (EUMETNET).

View original report

This event as JSON · API and licence

Source updated 31 days ago (Sep 18, 2026 00:56 UTC) · we last heard from MeteoAlarm (EUMETNET) 8 seconds ago

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Official authorities in Switzerland

If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.

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Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.