In one forecast, west of San Francisco, the flow is meridional with a cut-off warm, upper high situated just south of Alaska. To the south, both east and west of the high are troughs. Because the shape of this flow around the high resembles a Greek letter, the high and its accompanying ridge are known by this Greek letter; that is, as a(n)____ high.
A)theta
B)gamma
C)omega
D)beta
E)alpha

Question

Quizplus · Accepted Answer

The correct term is "omega high," named so because the shape of the flow around the high resembles the Greek letter omega (Ω). This pattern features a high-pressure system flanked by troughs to the east and west, creating a configuration that looks similar to the Ω symbol.

In One Forecast, West of San Francisco, the Flow Is