Some of the judgement signs in brief:
Dajjal who will want to destroy mikka and madina and will come with miracles like turning dust into gold and order sky to drop rain and it will.he will show paradise in one hand and hell in the other but the real paradise s in the hand where he showed hell and hell in the hand where he showed paradise.
Then Jesus will come and kill him and break the cross and a good wind will take the soul of good people who will not follow dajjal.
Memorizing the 5 first verses of surat alkahf prevents dajjal fitna.the 4 final verses of it also make u rise at night on the time u wish.

The judgement smoke that tortures.
Yajuj and majuj
A great earthquake in Arab peninsula
The increase in women number that forty women will seek one man.
The increase in gold and wealth.

minor signs r :
Increase of sins like end of honest( if honesty s missing,wait for the judgement day and those with no honesty r with no belief.

The increase of parents and relatives abuse, the appeareance of adultery that people will jump on each other like donkeys as Prophet said.
the addicting of wine. Building tall buildings specially by poor people like shepherds . the fact that the amah (woman slave) will give birth to her mistress.
The increase of men imitating women (this brings curses) As prophet said.

Remember : the difference between those who mention allah and those who don't like that between the alive and the dead.Those who left prayers or swore by otherthan Allah disbelieved.