Enter a clue or pattern or both:
The Clue
A fair-weather system ends with one (11 letter answer)
The Answer
ANTICYCLONE
Tags
Notes
The answer ANTICYCLONE is so rare that it appears less than once every 2500 puzzles.
Definition
ANTICYCLONE as a noun:
1. (meteorology) winds spiraling outward from a high-pressure center; circling clockwise in the northern hemisphere and counterclockwise in the southern