In the second stanza of the poem the idea that he knew in the mornibg of the day that he was dump thet something bad was going to happen and that he could tell by the temparature and the dew. He sis thet he should have taken it as a warning of what was to come later that day.
Byron. Caries on to present the woman (the object of the poem) as premiscous as he talks about fame hearing her name spoken and sharing in the fame.
He goes on to talk about the secrecy in which they had their affair, so much so that the people who kner her best did not know that she was having an affair.