The sky over much of Spain turned orange due to a sandstorm that came from the Sahara across the Mediterranean, the Associated Press reported.

Spanish authorities have warned citizens that air quality is extremely poor and that they should wear protective masks when going outside.

Authorities also advised Spaniards to avoid outdoor exercise.

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The wave of hot air and sand hit the capital Madrid, areas north of Madrid, much of Spain's southeast coast and reached the Canary Islands in the Atlantic Ocean and the Balearic Islands in the Mediterranean.

Brutal como se ve la tormenta de arena a camara rĂ¡pida

- Toni Castro (@Tonicaspinosa) March 15, 2022