Winter 1947: 'General Inference' and Discussion* at 0600 on 21st December 1946
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A ridge of high pressure over the southern districts will drift slowly south, while a depression moves quickly north-east off the Northwest coasts. Cloudy conditions with rain at times will continue in Scotland and Northern Ireland with winds strong to gale rom south-west and west, some improvement is probable in the west and North tomorrow. In the south and east of England and the midlands fog will persist in many places all day with frost continuing, but the southwesterly air stream will bring cloudy conditions with some slight rain or drizzle perhaps preceded by sleet or snow. Fog will thicken over England as the milder south-westerly current sets in. It will be rather cold at first in the North, but will be come milder. In the South it will be very cold with severe frost this evening, but it will be come less cold later.
Outlook-Thaw conditions in the south with much cloud and some drizzle or rain at first but some improvement may occur later. Showery in the north.
At 0600-Ridge over England and Wales (centred Bristol Channel) with light winds and clear skies. Freezing fog extensive with lowest temperature 12°F (-11.1°C) at Cranfield. Southwesterly airstream over Scotland and Ireland bringing cloudy conditions and light rain. Winds SW, F2-3 with F7-8 on W.coasts. Warmest place is Blacksod Point (Ireland) at 50°F (10°C)and the coldest
Lowest minimum temperature overnight was S.Farnborough at 8°F (-13.3°C), highest at Benbecula and Cape Wrath both on 47°F (8.3°C). Highest daytime maximum for the previous day 48°F (8.9°F) at Benbecula and the lowest maximum 31°F (-0.6°C) at Little Rissington.


*Refers to 24 hours ending 0600 on the date
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