http://wccftech.com/splatoon-2-1-3-0-update-release-today-introduce-many-balance-tweaks/

Splatoon 2, the second entry in the series released this year exclusively on Nintendo Switch, is going to receive a new update today. The update is set to introduce a variety of balance changes, fixes and more.

The full official English language patch notes have yet to be revealed, but Reddit user frozenpandaman provided a translation of the Japanese ones, highlighting the release time, which is supposed to be at 6 PM PT, and the balance changes. You can find them below.