Event Tracker

The climate behind the weather.

Map image for Record-breaking rain in Arizona

Record-breaking rain in Arizona

September 10, 2014

Map image for Spring climate plays major role in Lake Erie algae blooms

Spring climate plays major role in Lake Erie algae blooms

September 8, 2014

Map image for 2014 temperature extremes: U.S. runs hot and cold

2014 temperature extremes: U.S. runs hot and cold

August 29, 2014

Map image for Groundwater: California’s big unknown

Groundwater: California’s big unknown

August 27, 2014

Map image for For southeastern Colorado, dry times may persist into summer

For southeastern Colorado, dry times may persist into summer

April 23, 2014

Map image for Winter storms bring only fleeting relief to drought-stricken California

Winter storms bring only fleeting relief to drought-stricken California

Map image for Great Lakes ice cover most extensive since mid-90s

Great Lakes ice cover most extensive since mid-90s

February 26, 2014

Map image for Despite Fall Floods, Drought Persists in Southeastern Colorado

Despite Fall Floods, Drought Persists in Southeastern Colorado

February 18, 2014

Map image for January precipitation deficits keep California drought outlook grim

January precipitation deficits keep California drought outlook grim

February 7, 2014

Map image for Alaska unseasonably warm in January 2014

Alaska unseasonably warm in January 2014

February 6, 2014

Map image for California Facing Worst Drought on Record

California Facing Worst Drought on Record

January 29, 2014

Map image for How unusual were the Antarctic sea ice conditions that trapped a research ship on Christmas Eve 2013?

How unusual were the Antarctic sea ice conditions that trapped a research ship on Christmas Eve 2013?

January 22, 2014