thunderstorms. hail tornadoes

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Thunderstorms

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Page 1: Thunderstorms. Hail Tornadoes

Thunderstorms

Page 2: Thunderstorms. Hail Tornadoes

Hail

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Tornadoes

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Sferics

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http://www.lightningsafety.com/nlsi_lls/fatalities_us.html

Page 24: Thunderstorms. Hail Tornadoes

StateDeath Rate/

Million Rank

Wyoming 2.02     1

Utah 0.70     2

Colorado 0.65     3

Florida 0.56     4

Montana 0.55     5

New Mexico 0.55     6

South Dakota 0.47     7

Idaho 0.39     8

Alabama 0.38     9

Louisiana 0.37   10

Lightning Deaths in the United States Weighted by Population, 1990 to 2003

Page 25: Thunderstorms. Hail Tornadoes

1. Location of Incident (1959-1994):

40% Unreported.

27% Open fields & recreation areas (not golf).

14% Under trees (not golf).

8% Water-related (boating, fishing, swimming…).

5% Golf/golf under trees.

3% Heavy equipment and machinery-related.

2.4% Telephone-related.

0.7% Radio, transmitter & antenna-related.

Page 26: Thunderstorms. Hail Tornadoes

1959-1994

2. Gender of victims = 84% male; 16% female.

3. Months of most incidents = June 21%, July 30%, Aug 22%.

4. Days of week of most incidents = Sun./Wed./Sat.

5. Time of day of most incidents = 2 PM to 6 PM.

6. Number of victims = One (91%), two or more (9%).

7. Deaths by State, Top Five = FL, MI, TX, NY, TN.

8. Injuries by State, Top Five = FL, MI, PA, NC, NY.

Page 27: Thunderstorms. Hail Tornadoes

"If you can see it, flee it; If you can hear it, clear it.“

http://www.lightningsafety.com/nlsi_pls/decision_tree_people.html