Gogo kara ame ga furihajimemashita.

It started raining from the afternoon.

Watashitachi ga eki ni tsuita toki, yuki ga furihajimemashita.

When we arrived at the station, it started snowing.

Sora ga kuraku natte kita node, mōsugu ame ga furihajimeru deshō.

Since the sky has become dark, it will probably start raining soon.

Ame ga furihajimeru mae ni, kasa o katte okeba yokatta desu.

I wish I had bought an umbrella before it started raining.

Tenisu no shiaichū ni, kyū ni tsuyoi ame ga furihajimemashita.

During the tennis match, it suddenly started raining heavily.

Kono chiiki de wa, maitoshi jūichigatsu goro kara yuki ga furihajimemasu.

In this region, it starts snowing every year around November.