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In Like a Lion, Out Like a Lamb: Studying Sea Ice

August 10, 2018
Arctic sea ice reaches its maximum extent this month. The Sea Ice Index houses a repository of data used to track sea ice trends and changes.

NOAA Data Helps Retail and Manufacturing Business Minimize Impacts from Weather and Climate

June 21, 2017
NCEI’s environmental data provide critical information for retailers, manufacturers, and the companies that invest in them.

Seeing Holiday Lights from Space

August 27, 2018
The NOAA/NASA Suomi National Polar-orbiting Partnership satellite shows how the holidays affect nighttime light intensity around the globe.

Are You Dreaming of a White Christmas?

August 9, 2018
See which places have the best chance of being a winter wonderland on December 25 according to weather history.

La Niña Outlook, Impacts for Winter 2016–17

August 22, 2018
Forecasters are predicting some impacts from La Niña conditions this winter in outlooks for the Midwest, Great Lakes, and Missouri basin.

When to Expect the Warmest Day of the Year

August 14, 2018
Our maps help identify which day of the year, on average, has the highest maximum temperature across the United States.

When to Expect Your Last Spring Freeze

April 15, 2019
Based on 30 years of climate records, our map shows when you can expect to see temperatures dip to 32°F or below for the last time.

When to Expect the Coldest Day of the Year

December 3, 2018
Find out when you should expect the coldest day of the year in your area with our map based on the U.S. Climate Normals.

Meteorological Versus Astronomical Seasons

September 21, 2018
Meteorologists and climatologists define seasons differently from “regular” or astronomical spring, summer, fall, and winter.