the chances are

The chances are ( that ) = It's likely/ probably that
این احتمال هست که. . . . . . . . . . . . . .
"The chances are that it will rain tomorrow, so don't forget to bring an umbrella. "
"احتمال این است که فردا باران ببارد، پس فراموش نکنید که یک چتر بیاورید. "

It is likely that
به احتمال زیاد

این احتمال هست که. . . .