According to forecasts from the Portuguese Society of Allergology and Clinical Immunology (SPAIC) for next week, in Vila Real (Trás-os-Montes and Alto Douro region) high levels are related to cypress, plane tree, pine, birch trees, oaks, cork oaks and holm oaks and grassy herbs, and nettles, a situation identical to Porto (between the Douro and Minho region).

For Coimbra (Beira Litoral region), the forecasts are for pollens from cypresses, plane trees, pine trees, oaks, cork oaks, and holm oaks, and there are also grains in the air from grassy herbs, sorrel, and nettles.

In Castelo Branco (Beira Interior region), the concentration will be related to cypresses, pines, oaks, cork oaks, and holm oaks, and also to grassy herbs, sorrel, plantain, and nettles.

In the Lisbon and Setúbal region, the concentration of pollen in the atmosphere will also be at a high level, with a predominance of pollen grains from plane trees, pine trees, oaks, cork oaks, and holm oaks and grains from grasses, sorrel, plantain, and nettles.

In Évora (Alentejo region), the high concentration includes cypress, pine, cork oak, and holm oak and the grassy herbs, sorrel, plantain, and nettles.

In Faro (Algarve region), the trees that present high values are cypresses, pines, oaks, cork oaks, holm oaks, grassy herbs, sorrel, plantain, and nettles.

In the Autonomous Region of Madeira, the concentration of pollen in the atmosphere is at a low level with a predominance of pollens from cypress and pine trees and also from grasses, plantain, and nettles, while in the Azores pollens from plane trees predominate.

This association's Pollen Bulletin is especially important for patients allergic to pollen and forecasts are for the period from April 5th to 11th.