Buys Ballot’s law

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Introduction References & Edit History Related Topics

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Flower. Fruit tree. Cherry. Cherry tree. Cherry blossom. Spring. Close-up of cherry blossoms in bloom.

The Perils of an Early Spring

Earth from space. Full-hemisphere views of the Earth showing Hurricane Linda at its peak approaching Baja California on 1997 September 11.

What Is Earth’s Velocity?

September 11, 2005, ozone thinning over antarctica reached its maximum extent for the year.

Is the Ozone Layer Finally Healing Itself?

Astronaut above earth, eva rescue system, space station. Hompepage blog 2009, history and society, science and technology, explore discovery

Will a Suction Cup Work in Space?

High-oblique view of the extra-tropical unnamed cyclone that merged with Hurricane Earl is featured in this image taken by an Expedition 24 crew member on the International Space Station (Sept. 2010).

Is the Number of Hurricanes Increasing?

Discover

Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics

10 Best Hockey Players of All Time

Iraqi Army Soldiers from the 9th Mechanized Division learning to operate and maintain M1A1 Abrams Main Battle Tanks at Besmaya Combat Training Center, Baghdad, Iraq, 2011. Military training. Iraq war. U.S. Army

8 Deadliest Wars of the 21st Century

Hindu Holi Festival celebrations with colored water, powder and colorful flower petals thrown over celebrants at a Hindu temple in Mathura, Uttar Pradesh, India on March 24, 2021.

Holi: Festival of Colors

Statue of Nostradamus

Nostradamus and His Prophecies

Baseball laying in the grass. Homepage blog 2010, arts and entertainment, history and society, sports and games athletics

10 Greatest Baseball Players of All Time

Black widow spider

9 of the World’s Deadliest Spiders

Alexandria, Egypt - September 12, 2014 - Wedding Bridesmaids Competition, reward for Best Bridesmaids for participation in competitions. Prize for victory

Who Votes for the Academy Awards?

Buys Ballot’s law: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Topics

atmospheric pressure wind windstorm atmospheric circulation jet stream wind chill breeze surge microburst gradient wind fetch quasi-biennial oscillation

Key People

William Ferrel

American meteorologist

Christophorus Buys Ballot

Dutch meteorologist

Quiz

Umbrella colored like a rainbow sticking out above a sea of black umbrellas while it rains. (storm, weather)

Weather Words Vocabulary Quiz

rain. Child in the rain, wearing a rain coat, under a yellow umbrella. April Showers weather climate rain storm water drops

April Showers to March’s Lions and Lambs

Lightning over a farm field. Weather electricity thunderstorm light energy tree

Facts You Should Know: Weather Quiz