Lee-wave clouds over the Menai Strait at 1057 GMT. View looking SE towards Penmaenmawr and the Carneddau Mountains that are on the mainland the other side of the Menai Strait.

Llansadwrn (Anglesey) Weather Orographic lee-wave cloud formations seen from the weather station on 30 November 2004 Click on the thumbnail to get a larger image

1       Altocumulus and stratocumulus

2       Cirrus, altocumulus, orographic lee-waves and cumulus over the Snowdonia Mountains.

3       Cirrus, orographic lee-waves and cumulus over the Carneddau Mountains.

4       Altocumulus.

5       Altocumulus, stratocumulus, stratiform and cumulus.

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