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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												Cattle and Calves
	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	Class	Rank	Value
Alabama		14.4%	11.5%	12.9%	58.4%									26	6.80e+5
Alaska										7.66%	55.2%	19.9%		58	8.00e+3
Alberta							2.96%	41.2%	52.3%					2	4.81e+6
Arizona					8.64%	10.8%	6.36%	10.3%	8.92%	4.76%				41	3.70e+5
Arkansas					100%									21	8.70e+5
British Columbia								1.59%	35.7%	19.7%	2.10%			32	5.65e+5
California									46.0%	7.90%	27.9%			3	2.39e+6
Colorado				13.8%	53.9%	10.3%	3.14%							22	8.45e+5
Connecticut								99.9%						53	2.30e+4
Delaware								99.2%						59	3.80e+3
District of Columbia								100%						63	0.00
Florida	9.02%	56.6%	20.8%	3.46%										16	9.80e+5
Georgia		2.02%	11.8%	34.0%	52.1%									31	5.70e+5
Hawaii														47	8.30e+4
Idaho						5.95%	12.1%	9.81%	31.7%					13	1.11e+6
Illinois					38.2%	58.7%	3.07%							38	4.20e+5
Indiana					1.92%	97.6%								42	3.60e+5
Iowa					30.7%	69.3%								14	1.10e+6
Kansas					100%									11	1.49e+6
Kentucky					41.2%	58.8%								18	9.40e+5
Louisiana			2.08%	60.9%	36.6%									37	4.45e+5
Maine								79.8%	14.7%	5.13%				52	3.60e+4
Manitoba							3.86%	21.7%	27.1%	47.3%				17	9.60e+5
Maryland						11.3%	16.7%	71.1%						48	8.00e+4
Massachusetts								91.5%	6.67%					54	1.65e+4
Michigan						4.25%	65.7%	11.8%						34	5.30e+5
Minnesota						22.5%	75.0%	2.49%						23	8.15e+5
Mississippi			13.6%	19.8%	65.6%									36	4.55e+5
Missouri					100%									6	2.01e+6
Montana						1.73%	42.7%	23.7%	7.99%					12	1.28e+6
Nebraska					38.0%	62.0%								7	1.76e+6
Nevada							13.2%	33.3%	53.5%					43	2.65e+5
New Brunswick								31.5%	64.2%	2.38%				51	5.35e+4
New Hampshire								94.4%	5.56%					55	1.45e+4
New Jersey							28.5%	71.2%						56	1.30e+4
New Mexico			3.65%	6.22%	12.8%	2.01%	14.3%							25	7.25e+5
New York							42.9%	2.90%						24	7.30e+5
Newfoundland and Labrador										2.13%	3.18%	1.22%		57	1.09e+4
North Carolina					16.4%	81.1%	2.09%							40	3.80e+5
North Dakota							95.7%	4.33%						19	8.90e+5
Northwest Territories									5.77%	26.0%	42.2%	3.09%		64	0.00
Nova Scotia									19.0%	8.02%				49	6.98e+4
Nunavut										1.70%	21.4%	1.54%		62	0.00
Ohio						77.5%	20.4%							33	5.40e+5
Oklahoma					94.0%	6.04%								5	2.02e+6
Ontario							2.04%	56.2%	35.4%	2.08%				9	1.57e+6
Oregon								7.84%	63.3%	28.9%				30	6.30e+5
Pennsylvania						14.0%	81.5%	4.50%						28	6.60e+5
Prince Edward Island									98.5%					50	5.61e+4
Québec								9.73%	2.25%	18.5%	22.7%	14.4%		15	9.95e+5
Rhode Island								3.91%						60	1.60e+3
Saskatchewan								18.8%	50.7%	20.5%				4	2.18e+6
South Carolina				1.10%	75.7%	23.2%								45	1.68e+5
South Dakota						61.9%	38.1%							8	1.72e+6
Tennessee					95.3%	4.67%								20	8.70e+5
Texas				1.43%	21.8%	34.0%	42.5%							1	4.95e+6
Utah						6.90%	15.9%	5.97%						39	4.10e+5
Vermont								100%						46	1.32e+5
Virginia					5.25%	53.9%	38.5%	2.22%						29	6.30e+5
Washington								1.35%	57.1%	1.44%				35	4.75e+5
West Virginia						97.0%	3.04%							44	1.96e+5
Wisconsin						19.7%	79.8%							10	1.55e+6
Wyoming					5.38%	5.86%	13.2%							27	6.80e+5
Yukon									7.00%	59.8%	26.1%	7.10%		61	0.00

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