Following this past weekend's snow storms this is how water storage in some Sierra basins is looking (notably better, I'd say).

https://cnap.ucsd.edu/storage_in_sierra_ucrb/

For a longer term perspective in more basins, see also

https://cnap.ucsd.edu/tracking-reservoir-storage-in-eight-northern-california-major-reservoirs-drought-yrs-2020-2021/

WATER STORAGE Tracking for Sierra Nevada and Upper Colorado River Basins | California Nevada Applications Program