Is weather countable in exclamatory sentences?

weather

British [we(r)] American [wer]

n. weather; meteorology; climate; situation

vt . to withstand; to weather; to erode; to be exposed to wind and rain

vi. to weather; to be eroded; to withstand wind and rain

adj. in the open air; facing the wind

< p> weather is an uncountable noun. Extended information

Example sentence:

The weather doesn't look very promising.

The weather doesn't look very promising.

It's sheer lunacy driving in such weather.

It's crazy to drive in such bad weather.

It all depends on the weather clearing up.

It all depends on the weather clearing up.

The gloomy weather shows no sign of improving.

The gloomy weather shows no sign of improving.