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Local 5 - weareiowa.com | Des Moines Local News & Weather | Des Moines, Iowa

'It looks like small Dippin' Dots!'

Twitter user @b_taunton learned about graupel when his home in Sylacauga, Alabama, was hit with a downpour on Jan. 13. The small balls form when supercooled water droplets freeze on falling snowflakes.