Related Clues:

• Sudden clouding-over, maybe
• Sign from above
• Thunderclouds, for sure
• Writing on the wall, e.g.
• Mysterious sign
• An eclipse, some think
• Foreshadowing
• Sign of the future
• It may be read at a fair
• Sign to heed
• Advance information
• Sign to interpret
• Seer's reading matter
• Conceal to steal
• -- Beach, Fla.