People in eastern North America shivered through February 2015, while those in the western part of the continent experienced unusually warm weather.
Image of the Day Heat Land
As of early January 2007, the 2006-2007 Northern Hemisphere winter was proving to be a mild one in terms of temperatures.
Image of the Day Heat Land Snow and Ice
Unseasonably warm temperatures broke records across the United States.
Image of the Day Heat Land Temperature Extremes
High-pressure ridges over the oceans drive warm-weather systems over the continents.
Image of the Day Heat Land Remote Sensing
The small town of Eagle was hotter on May 23 than it has been on any day in Houston or Dallas this year.
Image of the Day Heat
Weather records fell across the northeastern United States and Canada’s Ontario and Maritime provinces.
Image of the Day Land Remote Sensing
It was cold across the eastern part of North America, but the opposite was true in other parts of the world.
Image of the Day Remote Sensing
This land surface temperature anomaly map spans the three months of meteorological winter: December 2008-February 2009.
England, Scotland, and Wales all recorded their warmest winter day ever in February 2019.
Image of the Day Atmosphere Heat Land Human Presence
In December 2013, the same kink in the jet stream brought frigid cold to the continental U.S. and record heat to Alaska.
Image of the Day Land
Unique Imagery
This color-coded map shows temperature anomalies for July 2010. Areas with above-average temperatures appear in shades of red, and areas with below-normal temperatures appear in shades of blue.
Temperature Extremes
A chilly March ended a seventeen-month warm spell.
The Sun heats not only the air around us, but the land we walk on. Scientists are interested in the difference between the two.
Large waves in the atmosphere mean that a cold snap in one area is often accompanied by unusual warmth in another.
Temperatures soared in South Australia, Victoria, New South Wales, and Queensland.
In the summer of 2016, extreme heat waves gripped Siberia, the Middle East, and North America.
A series of heatwaves has been breaking temperature records across the nation.
Image of the Day Heat Floods
In March 2013, the same meteorological phenomenon brought warm weather to the Arctic and cool air spilling into the North America, Europe, and Asia.
Image of the Day Atmosphere Heat