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Orange Thunderstorm Warning Issued for Sierra Tramontana, Spain
METEOALARM has issued an orange severe thunderstorm warning for the Sierra Tramontana region in Spain. The high-severity alert is in effect from 00:00 to 09:59 UTC on September 18, 2026.
An official severe thunderstorm warning has been issued for the Sierra Tramontana area in Spain. The alert was released by METEOALARM and carries a high severity classification.
The event onset is set for September 18, 2026, at 00:00 UTC. The severe weather warning is scheduled to expire at 09:59 UTC on the same day.
The advisory applies specifically to the region of Sierra Tramontana, cataloged under country code ES, alerting residents to potential severe thunderstorm activity during the active timeframe.
Why it is dangerous and what to do
⚠️ Safety
• Stay indoors and keep away from windows during the severe weather event.
• Avoid travel in the affected area until the warning has expired.
• Monitor official channels for further weather updates.
📰 Data source: MeteoAlarm. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.