January 27th 08, 12:34 AM
posted to uk.sci.weather
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First recorded activity by Weather-Banter: Jan 2007
Posts: 1,720
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20 deg drop in 5 days
Well in the 850 hPa mean 18z GFS value for London. Probably about 18 in fact
between Jan 28th and Feb 1st. Quite impressive.
Dave
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