I suspect this is NOT typical here, because of all my research about this port, no one mentioned the current!
Remnants of Hurricane Debby brought lots of rain to upstate NY. I suspect this current is due to recents day’s weather.
All our fenders were to port for the locks, so we had to approach this wall after an about face. We experimented with how the boat responded to conditions. Then we made our move.
We picked a spot with a ladder AND close to shore power pedestals.

There are some 17 foot vertical clearance bridges today, on the Champlain Canal south of Whitehall NY.
Do your homework to ensure successful passage. Shelly took this video of a close one.