火災 かさい積 せき乱雲 らんうん

kasaisekiran'un

1. Not a fire cumulus cloud.

1. Firestorm cloud; Fire-related cumulonimbus cloud

1. It is not a fire cumulus cloud.; It's not a firestorm.

1. It's not a fire cumulus cloud.

1. It was a fire-related cumulonimbus cloud.

1. It is not a fire cumulus cloud.

1. It wasn't a fire cumulus cloud.

1. Probably a fire-inducing cumulonimbus cloud.

1. It was not a firestorm.; It was not a cumulonimbus cloud caused by a fire.

1. It wasn't a firestorm.; It wasn't a cumulonimbus cloud.

1. Probably a fire-inducing cumulonimbus cloud.

1. It was not a firestorm.; It was not a cumulonimbus cloud caused by a fire.

1. If it were a fire cumulus cloud.; If it was a fire cumulus cloud.

1. If it were a fire cumulus cloud; If there was a fire cumulus cloud

1. If/when there's a fire and cumulonimbus clouds:; If/when a fire and cumulonimbus clouds occur: