Sore throat, red on the uvila and soft palet on the roof of mouth, tongue spots that turned into valleys, now white bumps on the back of tongue and?

Seasonal flu. Seasonal flu is very common viral infection with symptoms you have described. Usually the condition resolves on its own with home care. Drink water and get a good rest. NSAIDs (e.g. Aleve) are also recommended every 6 hours. Try to quit the tobacco use, good opportunity. If concerned, see your PCP after 6 days or so.