Deep low 950-955 hPa moving east across northern Scotland late Tues into Weds.
Hint of Atlantic upper contour wavelength lengthening, increasing the chances of
cold air incursions from the north.
Fits in with earlier ideas of decreasing contour heights from ensembles and a
possible stormy period which I mentioned yesterday.

Interest is back ON guys! I'm all a tingly now :-)

At least till the 18Z run :-)

Will.
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A COL BH site in East Dartmoor at Haytor, Devon 310m asl (1017 feet).

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