Sea surface temperatures were chugging along in late fall of 2014. What's going on now?

The Lower 48 United States was 0.5°F above average in 2014, making it the 34th warmest year in the historical record (1895-2014). It was the 18th year in a row with above-average temperature.

Several times a year the MJO contributes to various extreme events in the United States, including Arctic air outbreaks during winter across the central and eastern portions of the country.

Maps and images from NOAA's online sea level rise viewer helped city officials in Tybee Island, Georgia, raise awareness of the city's vulnerabilities and set priorities for adaption efforts.

A first look at how we evaluate seasonal forecasts. How well do our eyes do?

Summary: Owners and operators of drinking water and wastewater utilities can use this web-based tool to assess potential climate change threats and evaluate adaption options at their sites.

April snow extent was record low across Europe and Asia, and in June, the entire Northern Hemisphere was below average for the tenth year in a row. Spring snow is disappearing even more rapidly than Arctic sea ice in summer.    

Research supported by CPO's Modeling, Analysis, Prediction, and Projections (MAPP) program has been published in Geophysical Research Letters . The study, titled "Spring Persistence, Transition and .. ...

Sea ice changes are key to polar bear health and numbers.  Only one of the evaluated groups is increasing. Several are stable; a few are already declining

Punctuating a trend of declining reflectivity, the Greenland Ice Sheet reflected less sunlight in August 2014 than it did in any previous summer on record.