SPS: Wind Arrows

Wind indicators from a sailboat, mounted on a flagpole at one-foot intervals, illustrate how the laminar flow of wind changes with height. Along San Francisco’s shoreline, a difference of only 20 feet in altitude may mean a 90-degree difference in the wind’s direction.

Where: North Gallery 5: Outdoor Exhibits

This exhibit is part of the collections:

Fort Mason
Piers 15/17