Tuesday/ a little hail— and a little math ⏱

There was fine hail on the deck at my house this morning, and a little more came down early in the evening.

Let’s see what this picture can tell us ..
First— there is more hail in the middle of the deck because of little stones tumbling off the roof of the house. (And the big fir tree in the corner of my yard casts a ‘rain shadow’).
Second— let’s say those little white streaks in the top of the picture are 2 in. long.
My phone camera recorded the shutter speed of this picture as 1/265 s.
So ..
2 inches in 1/265 sec would be equal to
530 in / sec, which is equal to
1,908,000 in/ hour, which is equal to
159,000 ft/ hour, which is equal to about 
30 mph, the terminal velocity of the little hail stones. 🤗

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