DATA SET: Wind Vectors
VARIABLE: Eastward Surface Wind Speed Component (meters per second), Northward Surface Wind Speed Component (meters per second)
DEPTH (m) : 10
TIME : 01-MAY-2007 12:00
NOTES:
SOURCE: ASCAT
DESCRIPTION: This quantity describes the monthly average wind speed at 10 meters above the ocean surface (the standard height where scientists take surface wind measurements, equivalent to the height of a 3-story building). The vector arrow points in the direction that the wind is travelling, and the length of the vector shows how fast the wind is blowing. Winds blow from high to low pressure, and blow clockwise around areas of high pressure and counterclockwise around areas of low pressure in the Northern Hemisphere. These direction the wind blows around high and low pressure is opposite in the Southern Hemisphere (clockwise around lows and counterclockwise around highs).
UNITS: The units of these data are meters per second. A speed of one meter per second is the same speed as a slow walk. A speed of 12 meters per second is the speed of the fastest human sprint ever recorded. A speed of 25 meters per second is the typical speed limit on an urban interstate highway or rural two-lane highway in the United States (55 miles per hour).
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