Strong Wind and Rough Seas Alert for Maresme This Thursday

Civil Protection recommends caution between 11 AM and 5 PM due to gusts up to 68 km/h and waves over 2.5 meters.

Alerta per vent fort i mala mar al Maresme aquest dijous

Ajuntament de Sant Andreu de Llavaneres

The Maresme region faces an alert this Thursday, November 12, for strong winds and rough seas, with gusts potentially reaching 68 km/h and waves exceeding 2.5 meters, particularly along the northern coast.

The Maresme meteorology service, Meteomar, has issued an alert for strong westerly winds and rough seas in the region. The highest risk hours are expected between 11 AM and 5 PM today, Thursday. Extreme caution is advised, especially in exposed areas.
Rainfall overnight has resulted in accumulations of 30 to 38 liters per square meter. However, the day's main feature will be the strong westerly wind, with gusts potentially reaching 65-68 km/h, close to the alert threshold. Regarding sea conditions, the coast of Maresme Nord may experience waves exceeding 2.5 meters from this afternoon until tomorrow morning. In Llavaneres, waves could reach nearly 2 meters.
Civil Protection of the Generalitat has provided safety recommendations for strong wind situations. Indoors, people are advised to close doors and windows, lower blinds, and secure awnings, as well as remove pots and objects from balconies and terraces that could fall. Outdoors, it is recommended to avoid parks, gardens, and wooded areas, stay away from trees or structures that could collapse, and not approach breakwaters or promenades during high surf. Non-essential road travel is also discouraged, and drivers should reduce speed and hold the steering wheel firmly.
In case of emergency, dial 112. Detailed self-protection advice for windstorms can be found on the interior.gencat.cat website.
Based on information from the official source: Ajuntament de Sant Andreu de Llavaneres (12/11/2026)