Sioux Falls, sd The anomalous tornado movements confirmed to operational forecasters that storm motion and tornado motion are not equivalent 413.55 Kb. 5
Ocean circulation Surface currents are wind-driven movements of water at or near the ocean’s surface, and thermohaline currents are the slow deep density-driven currents that affect the vast bulk of seawater beneath the pycnocline 31.47 Kb. 1
Ocean Circulation Surface Currents About 10% of the ocean’s water is in surface currents, water flowing horizontally in the uppermost 400 m 25.62 Kb. 1