overcast with high clouds
Refers to a sky condition where high-altitude clouds create a uniform overcast, often without immediate rain. Used in weather forecasts and descriptive contexts.
Today it's overcast with high clouds, and the sunlight is weak.
Under the high-overcast sky, the temperature didn't rise much.
Compound of 高 (taka, 'high') and 曇り (kumori, 'cloudiness'), referring to high-altitude cloud cover.