The Astrologer Who Predicted the Great Fire

The story

Astrologer William Lilly published hieroglyphic images in 1651 that were interpreted after the Great Fire of 1666 as a prediction of a burning city. A parliamentary committee summoned him, and Lilly denied knowledge of a plot while claiming only general astrological foresight. His career encompassed horoscopes, political forecasts and consultation for influential clients during the civil wars. The revealing question is not whether he “got it right,” but how an ambiguous image acquires precise meaning after disaster and why authority may begin to suspect a predictor of complicity.

Historical context

Magic, religion, medicine and observation of nature overlapped far more closely than modern school categories suggest. This matters because a modern audience knows the ending and assumes that it was inevitable. The people involved did not. They acted inside rules, rumours and limitations that now have to be reconstructed in pieces.

Where to find it

St Clement Danes/Strand, WC2R 1DH — William Lilly.

The address identifies a site associated with the story. The surviving structure may differ from the original building. Use the map and check access with the venue before visiting.

Evidence and folklore

The source uses the evidence profile F/D. F means a documented historical core, D a disputed interpretation, and L legend or folklore. A supernatural account is presented as a story, not as an established event.

Planning a visit

Combine this stop with one or two nearby places rather than trying to cover the entire library in a day. Check opening arrangements, ticket requirements and step-free access with each venue. Some places are former sites or working buildings, so a view from the public street may be the appropriate visit. The original author text was prepared in August 2026.