31. But staking out a supercell doesn't guarantee you'll see a tornado. 32. Although it may pack damaging winds, it generally is smaller than its supercell cousin. 33. On June 3, 1980, Grand Island was hit by a massive supercell storm. 34. The RFD of a supercell is a very complex and not yet fully understood feature. 35. Thunderstorms containing persistent mesocyclones are supercell thunderstorms. 36. Convection had gradually increased in the warm sector throughout the supercell 's life cycle. 37. This helped develop a high precipitation supercell . 38. The second supercell spawned one that moved. 39. Later that evening, a supercell in southeastern South Dakota produced a series of tornadoes. 40. A second supercell to the southeast spawned the family of tornadoes that moved through Washington.
