rain intensity; how hard it's raining
Refers to the strength or force of falling rain, often used in weather descriptions.
The rain is getting heavier.
雨脚が弱まるまで待とう。
Let's wait until the rain lets up.
passing shower; streaks of rain
Describes a brief, often intense shower, or the visible streaks of rain as it falls. Can be used poetically.
It was a passing shower; the streaks of rain soon moved on.
降雨 is a more technical term for rainfall, often used in weather forecasts, without the nuance of intensity or visual streaks.
Standard kanji spelling; also read あめあし. The reading うきゃく is rare and literary.
Variant kanji form; 足 is a common substitute for 脚 in this word.
Search-only form; not a standard spelling.
Compound of 雨 (rain) and 脚 (leg/foot), literally 'rain legs', referring to the streaks of falling rain. The reading あまあし uses the older combining form あま for 雨.