Historical clue formulations

• Sign of things to come — 2026-09-22
• Sign of things to come — 2026-06-24
• Finding a penny with the tails side up is said to be a bad one — 2026-06-02
• A ladybug landing on you is considered a good one — 2026-05-25
• Dog howling at night, maybe — 2026-05-15
• Rain clouds, to some — 2026-05-11
• Sign of things to come — 2026-03-31
• Sign to be read — 2026-03-20
• Foreshadowing — 2026-03-04
• Sign sought by one reading tea leaves — 2026-01-29
• Rain on your wedding day, perhaps — 2025-12-07
• A hawk carrying a dove in its talons, in Book 15 of the "Odyssey" — 2025-09-24
• Black cat, maybe — 2025-01-08
• The sun emerging from the clouds at exactly the right time, say — 2024-12-20
• The appearance of a butterfly in a home, for some — 2024-10-16
• Foreboding sign — 2024-10-15
• Portent — 2024-10-02
• Singular noun that, when a "w" is added to the front, becomes a plural noun — 2024-08-31
• Sign for the superstitious — 2024-08-19
• Sign — 2024-08-10
• Portent — 2024-07-17
• Sign of things to come — 2024-07-15
• Sign — 2024-05-19
• Foreboding sign — 2024-03-31
• Halley's comet, to some — 2024-02-03
• It's a sign — 2023-11-17
• Divination observation — 2023-11-03
• Itchy hands, for the arrival of money, supposedly — 2023-10-17
• Sign of things to come — 2023-04-17
• A butterfly flying into your home is a good one, some say — 2023-04-09
• Black cat, classically — 2023-01-08
• A rainbow may be seen as a good one — 2022-12-26
• Predictive sign — 2022-12-19
• Harbinger — 2022-12-08
• Spine-tingling sign of things to come — 2022-09-19
• Eclipse, to some — 2022-08-24
• Warning sign — 2022-08-07
• Something interpreted from a bird's behavior, in the ancient Greek practice of ornithomancy — 2022-08-04
• Sign — 2022-07-28
• Dark clouds, e.g. — 2022-06-03
• Portent — 2022-05-08
• Harbinger — 2022-02-14
• The Grim, in the Harry Potter books — 2021-10-09
• One might be good or evil — 2021-09-26
• Auspice — 2021-07-04
• Gathering clouds, to some — 2021-02-16
• Sign for a soothsayer — 2020-09-29
• "Good" or "ill" thing — 2020-09-25
• Black cat, some think — 2020-09-09
• Eclipse or a black cat, some say — 2020-08-31