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Old February 5th 15, 12:49 PM posted to uk.sci.weather
Alan [Guildford] Alan [Guildford] is offline
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First recorded activity by Weather-Banter: Feb 2015
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Default Why so mild here?

On Thursday, 5 February 2015 12:35:48 UTC, wrote:
Having had a week of not so bitter weather with temps around 5C I was expecting it to be colder today. So why, with 850 hPa indicating -8C here, sub 528 dam, is it 6C and raining in the showers?

Dave, S.Essex


That is certainly possible with a dry adiabatic lapse rate and/or instability at the surface.