My view this morning on the GEFS is that FI sets in as early as t72 as there is considerable scatter in the ensembles early on, much more so than normally.
Having said that, the cold snap around 2 Jan is still on course, but its snow delivery potential is muted as other have attested to.
Beyond that, the GEFS now suggest a second cold snap peaking around 7-8 January (five days after the first) from a similar scenario, so expect it to be a fairly dry , though it must be said there is the potential for the second bite at the cherry to deliver a bit more longevity than the first, possibly extending into a drier,colder spell, with a mid-lat high and possibly a glancing blow of cold for the SE. But more runs are needed and we need to get much closer to the time before making any firm predictions.
Beyond that, well, well in Fantasy Island people will see what they want to see, barely 3 runs deliver a true easterly, so I am exercising caution.
WI
Edited by user
29 December 2016 06:17:25
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Reason: Not specified
Dover, 5m asl. Half a mile from the south coast.