Historical clue formulations

• Really bad — 2023-11-05
• Harsh — 2022-03-09
• Harsh, as a storm or criticism — 2021-08-23
• Grievous — 2021-05-22
• Intense — 2019-05-08
• Extreme — 2018-11-26
• Draconian — 2018-04-06
• Very bad — 2011-08-27
• Torrential — 2003-11-16
• Demanding — 2002-04-05
• Stern — 2001-12-01
• Acute — 2000-12-03
• Like some thunderstorms — 1999-07-22
• Forbidding — 1999-02-21
• Harsh — 1998-03-16
• Exacting — 1997-05-03
• Hard — 1996-03-02
• Extreme — 1995-08-12
• Stern — 1994-06-02