“The fog of Wednesday (12th) has seldom been exceeded in opacity in the metropolis and its neighbourhood. The 12th had “extreme dense fog all day.” In 1828 several days in November were noted for their fogginess, including 11th, 17th and 19th. About 10am the coachmen on the road were unable to see the heads of their horses which in many instances were obliged to be led.” November 3rd 1820: “A very thick fog in the morning.”Īnd on the 18th: “An extremely thick fog which remained most of the morning. Within doors it was impossible to read without a candle.” Upon an average 10ft was the distance at which objects became invisible out of doors. Southward of London it extended as far as Clapham and it was rather thicker in some of the environs than in the metropolis itself. A gentleman who came to town from Enfield saw no fog till he approached London.
No further to the northward than the back of Euston Square the weather was clear and even bright. In the neighbourhood of Walworth and Camberwell it was so completely dark that some of the coachmen driving stages were obliged to get down and lead their horses with a lantern.” ( Evening Mail)ĭecember 31st 1817: “The fog of Wednesday (31st) seems to have been confined to the metropolis and the immediate vicinity. November 27th 1816 : “The atmosphere was so darkened yesterday morning in the vicinity of the metropolis by the thick fog combined with smoke that in some parts it appeared like a cloudy night. Warm air aloft traps already poor quality air at ground level, the temperature inversion gradually leading to increasing levels of pollution.ĭuring the Georgian Regency period fog occurs numerous times in Luke Howard’s Climate of London. The usual scenario, an anticyclone centred over Switzerland and Austria, leaves our part of the UK in a light SE’ly feed off the continent.
Looking back through the archives the worst fogs tend to appear throughout these two months, set off by recurring weather patterns. November normally marks the return of those autumn staples frost and fog and this December marks the 65th anniversary of the Great Smog.
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