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	Areas of Strong Tornado Occurrence				Soil Erosion
	High Pressure	Areas of Strong Tornado Occurrence	Areas of Strong Tornado Occurrence	Areas of Strong Tornado Occurrence	Areas of Strong Tornado Occurrence	Wind erosion	Water erosion
Florida		31	6
New Hampshire		2
Vermont		1
Delaware		3
North Carolina		54	12
British Columbia	1	1
New Jersey		2	1
South Carolina		46	15	1
Massachusetts		2	1
Georgia		90	31	4
New York		17	1
Québec	1	30	1
Arizona		5	1			4.22%
Utah		2				0.308%
Idaho		1					3.94%
Washington		1					36.9%
Wyoming		15	3			6.47%	2.84%
Montana		8	4			17.8%
North Dakota		38	6	5		95.1%	0.109%
Kentucky		87	26	2			5.48%
Virginia		28	8				7.05%
Saskatchewan		7				12.1%
Mississippi		162	45	7	2		21.9%
West Virginia		4					11.5%
Nebraska		67	13	7		0.826%	52.2%
Texas		193	46	7		23.3%	0.427%
Missouri		95	36	7	1		60.6%
Louisiana		93	15	2			1.69%
Hawaii							57.1%
Oregon		2					5.56%
Alabama		149	34	13	2		7.26%
New Mexico		7				67.8%
Kansas		82	56	10	1	12.3%	62.5%
Wisconsin		32	11				43.5%
Michigan		20	3				1.12%
Alberta		9				4.93%
Pennsylvania		31	3				25.9%
Colorado		25	3			30.2%	6.74%
Nevada						11.8%
Maryland		8		1			5.23%
Manitoba		5	4	1	1	6.10%
Oklahoma		104	29	8	2	29.4%	17.9%
Tennessee		82	27	8			12.6%
Ontario		46	1				2.00%
California		3				19.7%	24.3%
Arkansas		105	23	4			4.12%
South Dakota		47	7	4		48.9%	18.4%
Ohio		42	7	3			4.56%
Indiana		58	18	1			12.0%
Minnesota		60	11	4		9.96%	35.6%
Iowa		86	17	4	1		100%
Illinois		108	21	6			84.6%

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