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Old November 13th 16, 08:13 AM posted to uk.sci.weather
Brian Wakem Brian Wakem is offline
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First recorded activity by Weather-Banter: Aug 2003
Posts: 685
Default Climatological day

Ian wrote:

I've always thought it a bit daft when recording 09-09 that particularly
In winter your 09 obs of for example -2C is quite often your min for the
next 09-09 period if there is a change to a milder airmass.
2 air frost days for the price of 1.



The same can happen with 00-24. On Friday night for example the temp
dropped below zero here before midnight before much milder air moved in
around 00:30. 2 air frosts when the temp was only sub zero for a couple of
hours.


--
Brian Wakem
Lower Bourne, Farnham, Surrey
http://www.brianwakem.co.uk/weather
Live obs @ 09:11:00 : 5.9C, DP 5.9C, RH 100%, 0.2 mm