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| HAIL SIZE |
DESCRIPTION |
| 1/4 inch
| Pea Size
|
| 1/2 inch
| Marble Size
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| 3/4 inch (Severe Criteria)
| Dime Size
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| 7/8 inch
| Nickel Size
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| One inch
| Quarter Size
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| 1 1/4 inch
| Half Dollar Size
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| 1 1/2 inch
| Walnut or Ping Pong Ball Size
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| 1 3/4 inch
| Golf Ball Size
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| 2 inch
| Hen Egg Size
|
| 2 1/2 inch
| Tennis Ball Size
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| 2 3/4 inch
| Baseball Size
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| 3 inch
| Teacup Size
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| 4 inch
| Grapefruit Size
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| 4 1/2 inch
| Softball Size
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| WIND SPEED ESTIMATE |
DESCRIPTION |
| 25-31 mph
| Large branches in motion;
whistling heard in telephone wires
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| 32-38 mph
| Whole trees in motion;
inconvenience felt walking against the wind
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| 39-54 mph
| Twigs break off trees;
wind generally impedes progress
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| 55-72 mph
| Damage to chimneys and TV antennas;
pushes over shallow rooted trees
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| 73-112 mph
| Peels surfaces off roofs; windows
broken;
light mobile homes pushed or overturned;
moving cars pushed off road
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| 113-157 mph
| Roofs torn off houses;
cars lifted off ground
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