the weather is bad
天気が悪いときは山登りは危険だ。
Mountain climbing is dangerous when the weather is bad.
きょうは天気が悪いです。
The weather is bad today.
イギリスは天気が悪いけど
The weather in Britain is bad, though.
— レベッカ (1940)
最近、天気が悪いわね。
The weather's been bad lately, hasn't it?
天気が悪いと聞いたため、旅行を延期することに決めた。
I decided to postpone the trip because I heard the weather was going to be bad.
近ごろ天気が悪い。
The weather has been bad lately.