So long as the weather is good enough so as not to cancel, delay, or interfere with what is planned.

How do you use the phrase weather permitting?

: if the weather is good enough to allow it The picnic will be held at the park, weather permitting.

What does it mean when something Permits something?

verb (used with object), per·mit·ted, per·mit·ting. to allow to do something: Permit me to explain. to allow to be done or occur: The law does not permit the sale of such drugs. to tolerate; agree to: a law permitting Roman Catholicism in England.