Allsopp, K & Dawson, I / December 1986 – vol. 79, issue 12, pp 670–674 These are largely unchecked reports, not authenticated records. The dates in this report refer to September unless otherwise stated. Weather and passerine movements With anticyclones never very far away, the weather remained calm and settled for most of the month. The centre of pressure stayed mainly to the south and west, resulting in westerly to northerly winds, the latter being of great help... This article is only available to subscribed users.To read more, please log in or purchase a subscription.