| severe thunderstorm | 10 |
| supercell thunderstorm | 3 |
| strong thunderstorm | 2 |
| typical thunderstorm | 2 |
| air mass thunderstorm | 1 |
| dry thunderstorm | 1 |
| produce lightning | 0.71 |
| bring lightning | 0.64 |
| produce tornado | 0.61 |
| produce heavy rainfall | 0.61 |
| produce hail | 0.58 |
| break out in the aftern… | 0.57 |
| produce large hail | 0.54 |
| move with wind flow | 0.53 |
| produce strong winds | 0.51 |
| occur in summer | 0.50 |
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| flash flooding | 0.43 |
| flooding | 0.32 |
| damage | 0.31 |
| the cancellation of fp3 | 0.25 |
| accident | 0.16 |
| updraft | 0.41 |
| microburst | 0.25 |
| wind shear | 0.25 |
| attendant risk of light… | 0.16 |
| soil erosion | 0.19 |
| runoff | 0.19 |
| damaged crops | 0.19 |
| accompanied by gale-for… | 0.67 |
| accompanied by hail | 0.64 |
| accompanied by heavy ra… | 0.64 |
| accompanied by lightning | 0.53 |
| expected | 0.52 |
| likely to occur | 0.49 |
| accompanied by snow | 0.48 |
| isolated | 0.42 |
| associated with some ty… | 0.41 |
| accompanied by thunder | 0.38 |
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