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Thunderstorm Occurrence

North AmericaPhysical Environment

Thunderstorm occurrence in North America

Thunderstorms per year in North America: The highest occurrence region (light brown), includes Texas, Oklahoma, and Kansas. Western U.S.(California, Nevada), and northern Canada (Yukon, Northwest Territories), have the lowest occurrences (black).

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Display by:	Thunderstorm Occurrence												Copper Mines	Drug Cultivation and Production Regions	Gun Ownership (US)
	100 and above	81–100	71–80	61–70	51–60	41–50	31–40	21–30	11–20	6–10	2–5	1 and below	Copper	Cannabis cultivation	Class	Rank	Percent
District of Columbia								100%
Nunavut										1.70%	21.4%	1.54%
Prince Edward Island									98.5%
Saskatchewan								18.8%	50.7%	20.5%
Alberta							2.96%	41.2%	52.3%
Yukon									7.00%	59.8%	26.1%	7.10%	2
Northwest Territories									5.77%	26.0%	42.2%	3.09%	1
Nova Scotia									19.0%	8.02%			1
New Brunswick								31.5%	64.2%	2.38%			4
Newfoundland and Labrador										2.13%	3.18%	1.22%	1
Québec								9.73%	2.25%	18.5%	22.7%	14.4%	15
Manitoba							3.86%	21.7%	27.1%	47.3%			41
Ontario							2.04%	56.2%	35.4%	2.08%			116
British Columbia								1.59%	35.7%	19.7%	2.10%		14	0.743%
Alabama		14.4%	11.5%	12.9%	58.4%								1	9.56%		8	56%
Alaska										7.66%	55.2%	19.9%	8			3	65%
Arizona					8.64%	10.8%	6.36%	10.3%	8.92%	4.76%			403			24	46%
Arkansas					100%											6	57%
California									46.0%	7.90%	27.9%		86	99.6%		43	28%
Colorado				13.8%	53.9%	10.3%	3.14%						205	99.8%		30	45%
Connecticut								99.9%								45	24%
Delaware								99.2%								41	34%
Florida	9.02%	56.6%	20.8%	3.46%												40	35%
Georgia		2.02%	11.8%	34.0%	52.1%								1	32.7%		18	49%
Hawaii																47	15%
Idaho						5.95%	12.1%	9.81%	31.7%				60	0.118%		4	60%
Illinois					38.2%	58.7%	3.07%									44	28%
Indiana					1.92%	97.6%										31	45%
Iowa					30.7%	69.3%										33	44%
Kansas					100%											19	49%
Kentucky					41.2%	58.8%								8.38%		12	55%
Louisiana			2.08%	60.9%	36.6%											13	53%
Maine								79.8%	14.7%	5.13%			2			22	47%
Maryland						11.3%	16.7%	71.1%								42	30%
Massachusetts								91.5%	6.67%				1			49	15%
Michigan						4.25%	65.7%	11.8%					11			38	40%
Minnesota						22.5%	75.0%	2.49%					1			34	43%
Mississippi			13.6%	19.8%	65.6%											7	56%
Missouri					100%								2			20	49%
Montana						1.73%	42.7%	23.7%	7.99%				68			1	66%
Nebraska					38.0%	62.0%										29	45%
Nevada							13.2%	33.3%	53.5%				32			21	47%
New Hampshire								94.4%	5.56%				1			36	41%
New Jersey							28.5%	71.2%								50	15%
New Mexico			3.65%	6.22%	12.8%	2.01%	14.3%						62			25	46%
New York							42.9%	2.90%								46	20%
North Carolina					16.4%	81.1%	2.09%						11	23.2%		26	46%
North Dakota							95.7%	4.33%								10	55%
Ohio						77.5%	20.4%						1			39	40%
Oklahoma					94.0%	6.04%										11	55%
Oregon								7.84%	63.3%	28.9%			47	99.9%		15	51%
Pennsylvania						14.0%	81.5%	4.50%					1			37	41%
Rhode Island								3.91%								48	15%
South Carolina				1.10%	75.7%	23.2%								11.7%		17	49%
South Dakota						61.9%	38.1%						2			9	55%
Tennessee					95.3%	4.67%							4	25.8%		14	52%
Texas				1.43%	21.8%	34.0%	42.5%						2			27	46%
Utah						6.90%	15.9%	5.97%					105			23	47%
Vermont								100%								16	51%
Virginia					5.25%	53.9%	38.5%	2.22%						24.0%		32	45%
Washington								1.35%	57.1%	1.44%			20	99.1%		35	42%
West Virginia						97.0%	3.04%							57.2%		5	59%
Wisconsin						19.7%	79.8%						1			28	45%
Wyoming					5.38%	5.86%	13.2%						4			2	66%

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