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 | Tropical rain forest (Af) | Tropical monsoon (Am) | Tropical savanna (Aw) | Tropical, subtropical hot desert (BWh) | Midlatitude cold desert (BWk) | Tropical, subtropical hot steppe (BSh) | Midlatitude cold steppe (BSk) | Humid subtropical moist all year, hot summer (Cfa) | Marine West Coast (Cfb, Cfc) | Mediterranean (Csa, Csb) | Humid continental, hot summers (Dfa, Dwa, Dsa) | Humid continental, mild summers (Dfb, Dwb, Dsb) | Subarctic, cool summer (Dfc, Dwc, Dsc) | Tundra (ET) | Ultisols | Aridisols | Histosols | Entisols | Rocky Land | Alfisols | Spodosols | Gelisols | Inceptisols | Andisols | Vertisols | Mollisols | Ice/Glacier | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Prince Edward Island | 89.3% | |||||||||||||||||||||||||||
Alaska | 0.263% | 0.281% | 82.1% | 11.6% | 0.175% | 1.66% | 0.377% | 0.145% | 0.407% | |||||||||||||||||||
Arizona | 23.6% | 2.88% | 10.7% | 39.0% | 0.733% | 5.07% | 65.2% | 10.6% | 19.7% | |||||||||||||||||||
Utah | 0.588% | 61.0% | 7.26% | 6.12% | 26.0% | 4.97% | 38.1% | |||||||||||||||||||||
Yukon | 98.1% | 1.84% | 0.499% | 51.9% | 1.02% | |||||||||||||||||||||||
Northwest Territories | 0.348% | 72.6% | 0.290% | 1.47% | 1.52% | 4.36% | 2.91% | 5.12% | ||||||||||||||||||||
District of Columbia | 100% | 100% | ||||||||||||||||||||||||||
Florida | 4.03% | 1.55% | 91.4% | 25.2% | 5.20% | 17.9% | 3.71% | 16.6% | 8.96% | |||||||||||||||||||
Idaho | 2.91% | 30.2% | 3.27% | 54.9% | 1.18% | 29.4% | 1.94% | 14.0% | 16.2% | 36.2% | ||||||||||||||||||
New Hampshire | 76.3% | 23.7% | 80.6% | 19.4% | ||||||||||||||||||||||||
Rhode Island | 13.3% | 69.7% | 98.7% | |||||||||||||||||||||||||
Vermont | 99.7% | 0.255% | 12.7% | 86.8% | 0.502% | |||||||||||||||||||||||
Washington | 5.04% | 1.86% | 1.11% | 24.0% | 43.6% | 9.70% | 2.34% | 1.14% | 8.77% | 5.47% | 34.9% | |||||||||||||||||
Wyoming | 7.26% | 46.3% | 0.567% | 32.4% | 12.0% | 1.84% | 10.2% | 2.80% | 1.24% | 0.559% | 6.94% | |||||||||||||||||
Nunavut | 11.8% | 17.3% | 0.240% | 1.63% | 8.56% | |||||||||||||||||||||||
Montana | 57.3% | 38.2% | 1.27% | 31.4% | 8.64% | 0.199% | 0.199% | 0.401% | 1.53% | |||||||||||||||||||
Maine | 93.3% | 6.03% | 83.1% | 15.3% | ||||||||||||||||||||||||
North Dakota | 10.1% | 1.48% | 86.6% | 0.768% | 8.53% | 4.28% | 86.4% | |||||||||||||||||||||
Kentucky | 92.1% | 7.93% | 30.2% | 29.9% | 30.8% | 6.23% | ||||||||||||||||||||||
Nova Scotia | 75.7% | 75.5% | ||||||||||||||||||||||||||
Virginia | 80.5% | 3.31% | 4.25% | 9.08% | 83.9% | 13.7% | ||||||||||||||||||||||
Delaware | 86.7% | 10.3% | 96.3% | |||||||||||||||||||||||||
Saskatchewan | 0.467% | 36.8% | 57.3% | 1.60% | 2.72% | 1.00% | 0.152% | 40.0% | 0.356% | 1.21% | 33.2% | |||||||||||||||||
Mississippi | 99.8% | 54.0% | 21.9% | 2.04% | 1.09% | |||||||||||||||||||||||
West Virginia | 29.5% | 25.5% | 4.76% | 1.43% | 90.6% | |||||||||||||||||||||||
Nebraska | 17.7% | 79.4% | 2.90% | 26.1% | 73.8% | |||||||||||||||||||||||
Texas | 2.54% | 13.8% | 23.0% | 60.1% | 0.630% | 7.70% | 9.52% | 4.97% | 3.67% | 32.0% | ||||||||||||||||||
Missouri | 26.4% | 72.3% | 34.1% | 14.7% | 1.99% | 32.0% | ||||||||||||||||||||||
Louisiana | 97.6% | 17.3% | 0.944% | 7.47% | 0.940% | 8.11% | ||||||||||||||||||||||
Hawaii | 6.90% | 5.68% | 2.83% | 0.523% | 55.7% | |||||||||||||||||||||||
North Carolina | 91.1% | 3.09% | 0.441% | 96.7% | ||||||||||||||||||||||||
Oregon | 6.51% | 31.0% | 31.1% | 15.4% | 5.08% | 13.6% | 1.88% | 4.92% | 6.04% | 10.0% | 0.228% | 1.19% | 1.19% | |||||||||||||||
New Brunswick | 97.3% | 25.8% | 69.7% | |||||||||||||||||||||||||
Alabama | 100% | 84.2% | 2.06% | 6.78% | ||||||||||||||||||||||||
New Mexico | 0.730% | 68.2% | 0.895% | 2.27% | 0.265% | 0.661% | 14.3% | 0.207% | 23.9% | 0.727% | 0.457% | 0.833% | ||||||||||||||||
Kansas | 22.6% | 9.98% | 67.4% | 1.38% | 0.670% | 1.01% | 96.8% | |||||||||||||||||||||
Wisconsin | 21.4% | 78.5% | 7.99% | 59.0% | 27.3% | 4.61% | ||||||||||||||||||||||
British Columbia | 1 | 0.184% | 0.977% | 0.593% | 0.282% | 40.5% | 47.6% | 4.65% | 2.91% | 0.226% | 1.14% | 6.03% | 2.45% | 2.94% | 0.754% | 0.590% | ||||||||||||
Newfoundland and Labrador | 13.1% | 63.7% | 9.22% | 22.5% | 0.528% | 12.3% | ||||||||||||||||||||||
New Jersey | 24.0% | 56.9% | 17.8% | 51.4% | 19.0% | 26.1% | ||||||||||||||||||||||
South Carolina | 99.3% | 0.150% | 99.6% | |||||||||||||||||||||||||
Michigan | 16.9% | 83.0% | 0.172% | 0.371% | 28.2% | 29.7% | 10.1% | |||||||||||||||||||||
Alberta | 3.24% | 63.2% | 13.0% | 1.76% | 1.99% | 2.06% | 1.52% | 1.21% | 2.08% | 0.886% | 0.922% | 18.7% | ||||||||||||||||
Connecticut | 51.3% | 48.4% | 99.6% | |||||||||||||||||||||||||
Pennsylvania | 0.122% | 52.0% | 44.8% | 11.3% | 1.89% | 74.4% | ||||||||||||||||||||||
Colorado | 56.3% | 2.11% | 28.6% | 8.17% | 0.521% | 2.93% | 10.0% | 1.68% | 4.28% | |||||||||||||||||||
Nevada | 8.09% | 6.39% | 39.1% | 0.125% | 1.34% | 0.631% | 78.2% | 2.02% | 16.0% | |||||||||||||||||||
Massachusetts | 1.16% | 78.7% | 0.651% | 93.7% | ||||||||||||||||||||||||
Georgia | 99.6% | 0.332% | 94.5% | 1.08% | 2.83% | 1.35% | ||||||||||||||||||||||
New York | 2.68% | 93.4% | 0.810% | 0.620% | 4.00% | |||||||||||||||||||||||
Maryland | 29.2% | 31.9% | 5.56% | 85.5% | 12.1% | |||||||||||||||||||||||
Québec | 1 | 0.104% | 20.2% | 62.1% | 14.6% | 2.00% | 1.55% | 4.48% | 10.5% | 0.375% | ||||||||||||||||||
Manitoba | 33.0% | 66.8% | 0.484% | 18.2% | 5.58% | 1.19% | 24.8% | 0.141% | 13.5% | |||||||||||||||||||
Oklahoma | 9.80% | 90.2% | 17.2% | 2.27% | 0.965% | 1.91% | 14.3% | 59.3% | ||||||||||||||||||||
Tennessee | 98.2% | 1.29% | 0.470% | 69.8% | 12.5% | 6.93% | 2.18% | |||||||||||||||||||||
Ontario | 0.290% | 53.6% | 42.8% | 0.790% | 1.77% | 1.40% | 4.80% | 5.30% | ||||||||||||||||||||
California | 19.3% | 2.56% | 1.48% | 0.371% | 49.0% | 7.52% | 1.11% | 36.3% | 4.75% | 8.79% | 2.72% | |||||||||||||||||
Arkansas | 100% | 69.9% | 6.28% | 0.186% | 0.993% | |||||||||||||||||||||||
South Dakota | 41.0% | 41.2% | 15.3% | 0.202% | 3.71% | 0.162% | 87.9% | |||||||||||||||||||||
Ohio | 3.59% | 81.0% | 15.0% | 0.144% | 73.9% | 25.5% | ||||||||||||||||||||||
Indiana | 6.32% | 92.9% | 0.816% | 4.14% | 2.78% | 80.4% | 12.7% | |||||||||||||||||||||
Minnesota | 15.1% | 84.4% | 7.23% | 1.75% | 41.7% | 5.16% | 0.278% | 34.3% | ||||||||||||||||||||
Iowa | 96.5% | 0.309% | 12.5% | 76.7% | ||||||||||||||||||||||||
Illinois | 6.99% | 89.9% | 1.23% | 27.3% | 63.9% |