Nordic late blight observations doi-10-18161-late-blight-201703-0 https://doi.org/10.18161/late_blight.201703 Swedish National Data Service Svensk nationell datatjänst Landing page Nordic late blight observations doi-10-18161-late-blight-201703-0 https://doi.org/10.18161/late_blight.201703 Swedish National Data Service Svensk nationell datatjänst Landing page Observed late blight incidence and simulated weather data used in the study “Earlier occurrence and increased explanatory power of climate for the first incidence of potato late blight caused by Phytophthora infestans in Fennoscandia". Data is collected on two sites in Finland, Lammi (61°05’ N; 25°01’ E) and Jokioinen (60°49’ N; 23°30’ E), from 1988 to 2011, and at three sites in Sweden, Mosslunda (55°58’ N, 14°6.3’ E) Borgeby (55°45’ N, 13°2.3’ E) and Lilla Böslid (56°36’ N, 12°57’ E), from 1983 to 2012. Access to data through an external actor. Åtkomst till data via extern aktör.