ubjunctive Mood

Emily wants to go swimming.

It is snowing outside.

How would you express this situation using the subjunctive mood?

It is so cold that Emily cannot go swimming.
Emily wants to go swimming, but it is snowing.
Because it is snowing, Emily cannot go swimming.
If it were warmer outside, Emily would go swimming.

Although Emily wants to go swimming, she is not able to because it is snowing outside.