- sensitivity and alertness to signs of change in the weather.
- a steady and astute watchfulness, especially alertness to change.
- keep one's/a weather eye open, to be on one's guard; be watchful: He kept a weather eye open for new political developments.
Origin of weather eye
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for weather eye
"Keep your weather-eye open," be on your guard; look out for squalls.The Sailor's Word-Book
William Henry Smyth
“Not while I keep my weather-eye open,” observed the doctor.The Young Llanero
Dickie Lang cast a weather-eye to seaward and shook her head.El Diablo
But, busy as the time is, the skipper has his weather-eye open for the signs.Pike & Cutlass
I never knew any master keep his weather-eye lifting as this female do.The Last Entry
William Clark Russell
- the vision of a person trained to observe changes in the weather
- informal an alert or observant gaze
- keep one's weather eye open to stay on the alert