There may be ____(rain)tommorow. may be\might\probably\possible后跟什么词?

There may be ____(rain)tommorow. may be\might\probably\possible后跟什么词?
There may be ____(rain)tommorow.
may be\might\probably\possible后跟什么词?

There may be ____(rain)tommorow. may be\might\probably\possible后跟什么词?
rain
或
It may be _rainy___(rain)tommorow

There may be __rainy__(rain)tommorow
翻译：明天可能是雨天