0900z W F2-3, 25km+ 3Ac, T -0.4, Td -2.3, 1030.7 (R)

09-09z Tmax 6.4, Tmin -1.2, Tg -4.5, rain nil.

RMK: Also 1 Ci. Ac to S & SW. Var Sc early Mon Eve, SKC 2.7/-0.8 by
21z. Striking sunrise with 5 Ac/Ci. Light hoar on grass & cars, bare
earth frozen. Neighbours pool frozen over. First air & grass frost of
the month. I'm unsure if Ci is Ci floc or Cc, very thin and hard to be
certain.

Ian,

Raunds, East Northants. 63m amsl. NGR SP9972.