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Story: Weather

Hoar frost, Lewis Pass

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Hoar frost, Lewis Pass

In the winter, a cloudless anticyclone can also allow frost to develop. This occurs because the cold land causes the air to freeze. If water condenses onto vegetation at temperatures below freezing, then the moisture freezes and a hoar frost is created.

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How to cite this page

Erick Brenstrum, Weather – Highs – anticyclones, Te Ara – the Encyclopedia of New Zealand, https://teara.govt.nz/en/photograph/7758/hoar-frost-lewis-pass (accessed 24 June 2026).

Story by Erick Brenstrum, published 2 March 2009.