Wednesday, July 15, 2009

Weather Balloon

weather balloonweather balloon, Restrictions for Using NOAA Images: Most NOAA photos and slides are in the public domain and CANNOT be copyrighted.

This work is in the public domain in the United States because it is a work of the United States Federal Government under the terms of Title 17, Chapter 1, Section 105 of the US Code.

Image ID: nssl0020, NOAA's National Severe Storms Laboratory (NSSL) Collection
Credit: NOAA Photo Library, NOAA Central Library; OAR/ERL/National Severe Storms Laboratory (NSSL)
Rawinsonde weather balloon just after launch. Notice a parachute in the center of the string and a small instrument box at the end. After release it measures many parameters. These include temperature, relative humidity, pressure, and wind speed. This information is transmitted back to surface observers.

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