I have a few questions regarding 4 things.

---I have Xepha's Dynamic Weather, Enhanced Weather Snow & Rain, Fellout, SN Depth of Field, and Lady Deadlock's Atmospheric sunglare. When installing these a combination of each of these files would overwrite files from another one, for example Fellout would overwrite some Enhanced Weather Snow & Rain files. I'm wondering which files I should install first and last to have it setup so they overwrite eachother the right way. Currently my sky is weird looking because I have Xephas Dynamic Weather, but Fellout's sky.

---Second question, is Arwen's Realism Tweaks compatible with the latest versions of FWE, MMM, WMK, EVE, Project Beauty, CRAFT, and CALIBR?

---Third questions, are 19th&20th Century Weapons, Apophis Armory, eXcalibur Munitions, and eXcalibur Book Of Earache in any way integrated into FWE or MMM or WMK? If not are they compatible?

---Lastly I'm considering getting rid of my current weather mods, are there any you can reccomend; in your opinion which has the best weather, the best atmosphere, and the best nights (nice dark and spooky nights)?

Thanks guys sorry for all the questions.

1) Just drop Fellout - running so many mods that all do the same thing is bound to cause issue.
2) No, ART/FWE/FOOK are all major overhauls and only one should be used in a game.
3) There are patches for most of those on Nexus to make them play nice when needed.
4) Dynamic Weather is the way to go.