I use
http://nextdifficulty.com/ to monitor difficulty changes. I like the statistics it shows. If you scroll to the bottom, you can see what bitcoinwisdom and a few others are projecting as well.
Thanks as it seems pretty good.
NEXT BITCOIN DIFFICULTY CHANGE
Current Hashrate: 1523479 TH/s* - Current price $ 664.5
Conservative: 0.1% 0% Continous: -0.3 %
Next Difficulty Value:213334657305
Change will happen on appr. July 18, 2016, 11:18 pm
Blocks to solve in this difficulty: 163
Bitcoin block reward halving date: July 9, 2016, 3:05 pm or -8 days
Last updated July 17, 2016, 8:26 pm GMT, last block: 421181
What is the term
Continous: -0.3 % mean? Is that what phil gets when he does real time?