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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	Gun Deaths (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	Class	Rank	Deaths per state
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
British Columbia								1.59%	35.7%	19.7%	2.10%		14
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
Alabama		14.4%	11.5%	12.9%	58.4%								1		13	1.32e+3
Alaska										7.66%	55.2%	19.9%	8		41	182
Arizona					8.64%	10.8%	6.36%	10.3%	8.92%	4.76%			403		12	1.37e+3
Arkansas					100%										26	698
California									46.0%	7.90%	27.9%		86		2	3.58e+3
Colorado				13.8%	53.9%	10.3%	3.14%						205		19	1.06e+3
Connecticut								99.9%							38	248
Delaware								99.2%							43	158
Florida	9.02%	56.6%	20.8%	3.46%											3	3.14e+3
Georgia		2.02%	11.8%	34.0%	52.1%								1		4	2.20e+3
Hawaii															49	71.0
Idaho						5.95%	12.1%	9.81%	31.7%				60		36	309
Illinois					38.2%	58.7%	3.07%								5	2.00e+3
Indiana					1.92%	97.6%									15	1.25e+3
Iowa					30.7%	69.3%									34	364
Kansas					100%										31	503
Kentucky					41.2%	58.8%									21	947
Louisiana			2.08%	60.9%	36.6%										14	1.31e+3
Maine								79.8%	14.7%	5.13%			2		42	178
Maryland						11.3%	16.7%	71.1%							22	915
Massachusetts								91.5%	6.67%				1		39	247
Michigan						4.25%	65.7%	11.8%					11		10	1.54e+3
Minnesota						22.5%	75.0%	2.49%					1		30	573
Mississippi			13.6%	19.8%	65.6%										20	962
Missouri					100%								2		11	1.41e+3
Montana						1.73%	42.7%	23.7%	7.99%				68		37	280
Nebraska					38.0%	62.0%									40	200
Nevada							13.2%	33.3%	53.5%				32		28	633
New Hampshire								94.4%	5.56%				1		47	123
New Jersey							28.5%	71.2%							32	475
New Mexico			3.65%	6.22%	12.8%	2.01%	14.3%						62		29	578
New York							42.9%	2.90%							18	1.08e+3
North Carolina					16.4%	81.1%	2.09%						11		8	1.84e+3
North Dakota							95.7%	4.33%							46	128
Ohio						77.5%	20.4%						1		6	1.91e+3
Oklahoma					94.0%	6.04%									24	836
Oregon								7.84%	63.3%	28.9%			47		27	670
Pennsylvania						14.0%	81.5%	4.50%					1		7	1.91e+3
Rhode Island								3.91%							50	64.0
South Carolina				1.10%	75.7%	23.2%									17	1.14e+3
South Dakota						61.9%	38.1%						2		45	128
Tennessee					95.3%	4.67%							4		9	1.57e+3
Texas				1.43%	21.8%	34.0%	42.5%						2		1	4.61e+3
Utah						6.90%	15.9%	5.97%					105		33	450
Vermont								100%							48	83.0
Virginia					5.25%	53.9%	38.5%	2.22%							16	1.25e+3
Washington								1.35%	57.1%	1.44%			20		23	896
West Virginia						97.0%	3.04%								35	319
Wisconsin						19.7%	79.8%						1		25	793
Wyoming					5.38%	5.86%	13.2%						4		44	155

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