High Pressure
North AmericaPhysical EnvironmentA region where atmospheric pressure at the surface is greater than surrounding areas
NOAAA map highlights the high-pressure regions in North America with a letter H enclosed in a circle. Near Columbia Kootenay Mountain and, near Ottawa.
High Pressure | Class | Rank | Percent | Approximate Form and Extent of Outcrop of Carbonate Rocks | 80 and over inches | 60–79 inches | 40–59 inches | 20–39 inches | 10–19 inches | Under 10 inches | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 5.56% | 58.7% | 2.48% | 15.0% | 26.8% | 41.2% | 7.90% | ||||
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