mountain wave

noun

1. the wavelike effect, characterized by severe updrafts and downdrafts, that occurs when rapidly flowing air encounters the steep front of a mountain range.

Example Sentences

Mountain wave - as air flows over a mountain it gets disrupted and can bounce up and down on the other side.

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On Dec. 31, McGregor wrote on Facebook that he was “keeping a close eye on the potential for mountain wave activity” on the night of Jan. 7 into the morning of Jan. 8 in the local foothills.

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Mountain wave wind occurs when gusts rapidly drop down mountain slopes, then gain strength upon hitting a flat landscape, a weather phenomena that causes short bursts of strong, dangerous winds.

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If we are fortunate and the house continues to survive this interminable fire season, we could comfort ourselves with the uniqueness of these ghastly circumstances — the 85-plus-mph “mountain wave” winds, the heavy rains in early spring followed by unusual dryness.

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Last week’s windstorms were worsened by a “mountain wave wind,” which occurs when gusts rapidly drop down mountain slopes, then gain strength upon hitting a flat landscape.

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