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 | Areas of Strong Tornado Occurrence | Areas of Strong Tornado Occurrence | Areas of Strong Tornado Occurrence | Areas of Strong Tornado Occurrence | Continental Shelf | Air Pressure | |
|---|---|---|---|---|---|---|---|
Arizona | 5 | 1 | |||||
Utah | 2 | ||||||
Idaho | 1 | ||||||
New Hampshire | 2 | ||||||
Vermont | 1 | ||||||
Wyoming | 15 | 3 | |||||
Montana | 8 | 4 | |||||
North Dakota | 38 | 6 | 5 | ||||
Kentucky | 87 | 26 | 2 | ||||
Saskatchewan | 7 | ||||||
Mississippi | 162 | 45 | 7 | 2 | |||
West Virginia | 4 | ||||||
Nebraska | 67 | 13 | 7 | ||||
Missouri | 95 | 36 | 7 | 1 | |||
Oregon | 2 | ||||||
New Mexico | 7 | ||||||
Kansas | 82 | 56 | 10 | 1 | |||
Wisconsin | 32 | 11 | |||||
South Carolina | 46 | 15 | 1 | ||||
Michigan | 20 | 3 | |||||
Alberta | 9 | ||||||
Pennsylvania | 31 | 3 | |||||
Colorado | 25 | 3 | |||||
Manitoba | 5 | 4 | 1 | 1 | |||
Oklahoma | 104 | 29 | 8 | 2 | |||
Tennessee | 82 | 27 | 8 | ||||
Ontario | 46 | 1 | |||||
Arkansas | 105 | 23 | 4 | ||||
South Dakota | 47 | 7 | 4 | ||||
Ohio | 42 | 7 | 3 | ||||
Indiana | 58 | 18 | 1 | ||||
Minnesota | 60 | 11 | 4 | ||||
Iowa | 86 | 17 | 4 | 1 | |||
Illinois | 108 | 21 | 6 | ||||
Alaska | 1.23% | ||||||
Northwest Territories | 0.420% | ||||||
Florida | 31 | 6 | 1.79% | ||||
Rhode Island | 5.84% | ||||||
Washington | 1 | 0.997% | |||||
Nunavut | 1.49% | ||||||
Maine | 0.686% | ||||||
Nova Scotia | 3.29% | ||||||
Virginia | 28 | 8 | 0.705% | ||||
Delaware | 3 | 2.06% | |||||
Prince Edward Island | 12.7% | ||||||
Texas | 193 | 46 | 7 | 0.261% | |||
Louisiana | 93 | 15 | 2 | 1.29% | |||
North Carolina | 54 | 12 | 0.611% | ||||
New Brunswick | 0.785% | ||||||
Alabama | 149 | 34 | 13 | 2 | 0.101% | ||
British Columbia | 1 | 1 | 1.05% | ||||
Newfoundland and Labrador | 2.04% | ||||||
New Jersey | 2 | 1 | 2.40% | ||||
Connecticut | 0.150% | ||||||
Massachusetts | 2 | 1 | 4.75% | ||||
Georgia | 90 | 31 | 4 | 0.232% | |||
New York | 17 | 1 | 0.761% | ||||
Maryland | 8 | 1 | 2.12% | ||||
Québec | 1 | 30 | 1 | 0.215% | |||
California | 3 | 0.133% | |||||
Alaska | |||||||
Arizona | |||||||
Missouri | |||||||
Utah | |||||||
Alberta | |||||||
British Columbia | |||||||
Manitoba | |||||||
New Brunswick | |||||||
Newfoundland and Labrador | |||||||
Nova Scotia | |||||||
Ontario | |||||||
Prince Edward Island | |||||||
Saskatchewan | |||||||
California | |||||||
Colorado | |||||||
Delaware | |||||||
Florida | |||||||
Idaho | |||||||
Illinois | |||||||
Iowa | |||||||
Kansas | |||||||
Maine | |||||||
Maryland | |||||||
Massachusetts | |||||||
Michigan | |||||||
Minnesota | |||||||
Montana | |||||||
Nebraska | |||||||
Nevada | |||||||
New Hampshire | |||||||
New Jersey | |||||||
New York | |||||||
North Carolina | |||||||
North Dakota | |||||||
Ohio | |||||||
Oklahoma | |||||||
Oregon | |||||||
Pennsylvania | |||||||
South Dakota | |||||||
Vermont | |||||||
Virginia | |||||||
Washington | |||||||
Wisconsin | |||||||
Wyoming | |||||||
Alabama | |||||||
Georgia | |||||||
Kentucky | |||||||
Louisiana | |||||||
Mississippi | |||||||
New Mexico | |||||||
South Carolina | |||||||
Texas | |||||||
Québec | |||||||
Nunavut | |||||||
0.16.0