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Old August 21st 09, 09:11 AM posted to uk.sci.weather
Phil Layton Phil Layton is offline
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First recorded activity by Weather-Banter: Jul 2003
Posts: 3,659
Default Heathrow FG 20aug09


"Jon O'Rourke" wrote in message
...
"Phil Layton" wrote in message
...
The old reservoir trick doing its stuff again with a slight wind veer:

EGLL 200450Z 24004KT 190V260 0200 FG NSC 16/15 Q1011
EGLL 200420Z VRB03KT CAVOK 16/14 Q1011

resulted in a rapid TAF amendment..

Phil


Nasty. Hope it didn't cause you too many problems, Phil


We were saved by the new criteria for entering Low Visibility Procedures i.e
below 200ft so the subsequent OVC002 did not invoke as much extra spacing as
would previously been the case. In any event it was all over in less than an
hour so impact was small.

Phil