Solano
A warm, dry east or southeasterly wind blowing in central and southern Spain, associated with heat waves.
The solano is an east or southeasterly wind blowing over the central plateau and southern Iberian Peninsula, characterised by being warm, dry, and persistent. Its name derives from "sol" (sun), reflecting its association with intense heat. In interior Spain, the solano occurs when an anticyclone over the Mediterranean or North Africa directs hot continental air westward across the peninsula.
The most affected regions are Castilla-La Mancha (especially Ciudad Real, Toledo, and Albacete), Extremadura, and inland Andalusia. The solano can maintain maximum temperatures above 40 °C for several consecutive days, with relative humidity below 20% and completely clear skies. When it reaches the Guadalquivir basin, temperatures can exceed 45 °C, as occurred in Córdoba (46.9 °C, August 2021) and Seville.
Culturally, the solano is deeply rooted in Spanish rural life. It is attributed with causing discomfort, irritability, and headaches—effects likely real from heat stress and low humidity. In agriculture, it is feared for accelerating evapotranspiration, dehydrating crops, and elevating fire risk. The poniente (westerly wind) usually ends solano episodes by bringing Atlantic moisture. In synoptic terminology, a solano regime over Spain indicates Saharan air advection with a mid-level anticyclonic blocking pattern.