雨が降るかもしれません。

N5 雨 ame rain N5 降る furu fall from sky, rain, snow N4 もし moshi if, in case, supposing

N5 雨 u / ame, ama-, -same rain, pluie, lluvia N3 降 kou, go / o.riru, o.rosu, fu.ru, fu.ri, kuda.ru, kuda.su descend, precipitate, fall

N4 〜かもしれない kamoshirenai Indicates uncertain possibility, attaches to verb adjective or noun, means maybe or it may be that N5 〜ます masu Used at the end of verbs, polite present or future form, makes the sentence more polite N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜も mo Means also, adds another similar item, often replaces particles such as wa ga or o N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options