Answers

2016-02-03T15:14:52+08:00
Forms when a low pressure area is accompanied by thunderstorm that produce a circular wind flow w/maximum sustained winds below 39 mph.
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2016-02-09T15:35:23+08:00
an atmospheric low-pressure system originating in the tropics, specifically, atropical cyclone in which the maximum sustained wind speed is 38 miles per hour(62 kilometers per hour) or less.                            
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