0900Z: 22004KT 50km 1CU020 (1SC040 1CI250) -2.9/-4.2 QFF 1008.0 rising.
SYNOP: 42584 12204 11029 21042 40080 52027 81802 333 81820=
Moderate hoar frost. Ground frozen. Snow still lying on nearby hills and north-facing slopes. Cloudy or overcast (medium layers) breaking to small amounts after 2300Z. Currently there is Cu visible to SW and N, with some thin stratocumulus, and a patch of dense cirrus to the SE. Very good or excellent visibility. Surface wind mostly light and variable, becoming NE F2 Wednesday afternoon for a time, then SSW-SW F2-3 from 0400Z onwards.
08/0900Z to 09/0900Z:
Max: 0.1 (1524Z)
Min: -5.1 (0328Z)
Grass min: -8.2 (0527Z)
Concrete min: -6.0 (0200Z)
30cm temp 0900Z: 3.8
Rain: 0.1 mm