Cookies are files that can be downloaded on the user's computer via web pages and they play an essential role in the provision of many services in the information society. They allow a web page to store and retrieve information about a user's or their equipment's navigation habits and, depending on the information obtained, can be used to recognize the user and improve the service provided.

Types of cookies

Depending on whoever manages the domain from where cookies are sent and the data are obtained, these can be distinguished as: own cookies and third-party cookies.
There is also a second classification according to the time period that the cookies remain stored in the client browser: session cookies or persistent cookies.
Finally, there is another classification with five types of cookies according to the purpose for which the data obtained are used: technical cookies, custom cookies, analysis cookies, advertising cookies and behavioral advertising cookies.

For more information on this you can consult the Guide on the use of cookies by the Spanish Data Protection Agency.

Cookies used on this website

The State Meteorological Agency (AEMET) is the operator of this website. In this website we use own cookies of type analysis, such as USERS_ID and SESSION_ID, which allow us to quantify the number of users and therefore make the statistical analysis of the website use, made by the users. For this purpose, users' navigation is analysed on our website in order to improve the supply of the products and/or services we offer. We also use our own cookies as ultimas_localidades where the last visited pages are stored to facilitate usability in future navigations. 

Third-party cookies from Twitter, Facebook and Google+, such as guest_id and NID, are used to promote social media, so that our visitors can follow us on these networks.

Finally, technical-type cookies are downloaded:accept_cookies that manage the user's consent to the use of cookies on this website, in order to distinguish users who have accepted them and users who did not, so that the former are not shown information at the bottom of the page on this topic, and miweb_conf to be able to customize the section of "My web" according to user preferences.

Cookie policy acceptance

AEMET assumes that you accept the use of cookies on this website. However, information about the cookies policy will be shown at the bottom of any page on this website to ensure that users are aware of it. Faced with this reminder, the users can perform the following actions:
- Accept cookies: If the users presses the acceptance button, this notice will not be displayed the next time they access any page on this site.
- Restrict, block or erase cookies: Cookies on this website or on any other web page can be restricted, blocked or cleared using the browser. There are also third-party tools that allow users to detect cookies on each website they visit and disable them. In each browser the way to manage cookies is different and it is explained in the following links:

- Internet Explorer
- Firefox
- Chrome
- Safari

Barcelona Dust Regional Center