MapMaster 3

Atlas (Beta)

High Pressure

North AmericaPhysical Environment

A region where atmospheric pressure at the surface is greater than surrounding areas

A map highlights the high-pressure regions in North America with a letter H enclosed in a circle. Near Columbia Kootenay Mountain and, near Ottawa.

Display by:	High Pressure	Average Number of Hail Storms						Cobalt Mines
	High Pressure	0–0.9	1.0–1.9	2.0–3.9	4.0–5.9	6.0–8.0	More than 8	Cobalt
District of Columbia			100%
Florida		99.1%
New Hampshire		5.08%	66.9%	15.4%		12.6%
Rhode Island		95.0%
Vermont		10.1%	74.0%	13.9%		1.88%
Wyoming				68.1%	11.4%	4.28%
North Dakota			60.5%	39.5%
Kentucky				100%
Delaware		4.13%	5.64%
Mississippi		6.06%	52.9%	41.0%
West Virginia			8.28%	91.7%
Nebraska				24.2%	71.8%	3.54%
Texas		11.8%	30.6%	38.0%	18.7%
Louisiana		1.80%	60.8%	7.42%
North Carolina		27.9%	56.8%	14.7%
Kansas				4.32%	55.5%
Wisconsin		45.3%		54.2%
New Jersey		72.0%	27.2%
South Carolina		60.2%	39.7%
Michigan		69.8%
Massachusetts		51.1%	46.3%
New York		2.70%	83.9%	11.4%
Maryland		21.9%	1.21%	9.55%
Oklahoma				49.7%	50.3%
Arkansas				100%
South Dakota				75.1%	24.9%
Ohio		2.15%		97.8%
Indiana		20.1%		79.9%
Iowa				100%
Illinois		2.58%		97.4%
Alaska								23
Arizona		33.9%	37.9%	28.2%				2
Utah				65.7%	34.0%			2
Idaho		8.79%	45.9%	42.5%	2.27%			39
Washington		19.6%	39.1%	1.25%				15
Montana			42.5%	57.3%				6
Maine		13.8%	77.4%	6.92%				3
Virginia		3.18%	73.0%	20.6%				2
Missouri				100%				33
Oregon		1.12%	61.6%	8.66%				24
Alabama		21.0%	59.7%	19.2%				2
New Mexico			16.8%	64.8%	18.4%			1
British Columbia	1							1
Connecticut		67.7%	32.3%					2
Pennsylvania		1.31%	43.1%	55.6%				4
Colorado				5.22%	54.1%	11.9%	3.60%	7
Nevada		26.4%	33.2%	40.2%				8
Georgia		58.3%	41.5%					2
Québec	1							2
Manitoba								8
Tennessee			4.73%	95.3%				1
Ontario								39
California		15.0%	69.7%	9.11%				18
Minnesota			29.8%	70.1%				1

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