National Weather Service

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Introduction References & Edit History Related Topics

Images

National Weather Service Director General D.L. Johnson, left, and National Hurricane Center Director Max Mayfield, right, discussing the path of Hurricane Dennis at the National Hurricane Center in Miami, Florida, in 2005.

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Hurricane Catarina, which hit Brazil, was taken by an Expedition 8 crewmember on the International Space Station, March 27, 2004. Tropical cyclones below the equator rotate clockwise when viewed from space.

How Are Hurricanes and Typhoons Named?

This image depicts a 3-day average of actual sea surface temperatures for the Caribbean Sea and Atlantic Ocean, from August 25-27, 2005 during Hurricane Katrina, with 2005 hurricane season names overlaid

How Do Hurricanes Get Their Names?

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

The Perils of an Early Spring

Weather map, meteorology

Why Is Predicting the Weather So Difficult for Meteorologists?

Discover

Chapter 4 pg 42 - Chapter header of The Adventures of Tom Sawyer by Mark Twain. Published in 1884 by The American Publishing Company

Periods of American Literature

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

January 21, 2019: Superbowl LIII will be played at Atlanta's Mercedes-Benz Stadium on Sunday, February 3, 2019 against the New England Patriots and the Los Angeles Rams.

What Was the Super Bowl’s First Blockbuster Commercial?

Secret Service Agent Listens To Earpiece

Secret Service Code Names of 11 U.S. Presidents

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

earthquake. Heavily damaged school in the town of Yingxiu after a major earthquake struck China's Sichuan Province on May 12, 2008.

The 6 Deadliest Earthquakes Since 1950

Attack on Pearl Harbor. December 7, 1941. Pearl Harbor infographic. World War II. Hawaii. United States. Japan. SPOTLIGHT VERSION

Attack on Pearl Harbor Timeline

National Weather Service: Related Content

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

News •

Arctic air sweeping south over Plains shatters record temperatures in North Dakota • Feb. 18, 2025, 7:52 PM ET (AP)

'Life-threatening cold' hits parts of US following deadly weekend flooding • Feb. 17, 2025, 11:04 PM ET (AP)

At least 9 people are dead, including 8 in Kentucky, in latest blast of winter weather • Feb. 16, 2025, 8:43 PM ET (AP)

Eastern U.S. braces for flooding while fire-damaged California city now faces mudslides • Feb. 15, 2025, 8:16 AM ET (AP)

Very cold weather is coming. US about to get 10th and chilliest polar vortex this winter • Feb. 14, 2025, 12:06 PM ET (AP)

Photos

National Weather Service Director General D.L. Johnson, left, and National Hurricane Center Director Max Mayfield, right, discussing the path of Hurricane Dennis at the National Hurricane Center in Miami, Florida, in 2005.

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Quiz

Iceland, Glacier lagoon (Jokulsarlon)

Winter Weather Words Quiz

Cross section of Earth showing the core, mantle, and crust

The Solid Earth Quiz

Demystified

Hurricane Catarina, which hit Brazil, was taken by an Expedition 8 crewmember on the International Space Station, March 27, 2004. Tropical cyclones below the equator rotate clockwise when viewed from space.

How Are Hurricanes and Typhoons Named?