My first posting!! Clear til 12.15pm with occassional sunny breaks. Darkened very quickly from SW. Within 15mins began raining - very heavy with hail for 20mins then eased to moderate. 7 lightning strikes in this period. Cleared 1.45. Clouds gathering now (2.40pm) - blustery shwrs on the way. Marked temp drop - at 11.45 it was 9.3C, by 2pm had dropped to 5.1C.