noun
rain intensity; how hard it's raining
Refers to the strength or force of falling rain, often used in weather descriptions.
雨脚が強くなってきた。
The rain is getting heavier.
雨脚が弱まるまで待とう。
Let's wait until the rain lets up.
noun
passing shower; streaks of rain
Describes a brief, often intense shower, or the visible streaks of rain as it falls. Can be used poetically.
通り雨で、雨脚がすぐに去った。
It was a passing shower; the streaks of rain soon moved on.
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.