High School Junior Going to Apply for T25 and UCs

That seems unlikely. UC weighted-capped HS GPAs are unlikely to be over 4.3-4.4. Weighted-capped means that up to 8 semesters of honors courses can be given +1 weighting points.

Recalculate your three UC HS GPAs at GPA Calculator for the University of California – RogerHub . It will calculate unweighted, weighted-capped, and fully weighted versions.