Omaha's weather leader has deemed Saturday an impact weather day with a chance for light snow for parts of the area.

Extreme cold temperatures and light winds allowed ... in the air over cold ground, with a surface dew point at least as cold as 32 degrees. When these water vapor molecules contact a subfreezing ...

It seems like there are two types of pilots: those who have never heard of Skew-T log (p) charts and true believers who know ...

Surface reports usually comprise observations of mean sea level pressure, wind direction and speed, present and past weather, temperature, dew-point (a measure of atmospheric ... on similarly enhanced ...

The 36 hour Surface Analysis map shows current weather conditions ... with its use finally spreading to the United States during World War II. Surface weather analyses have special symbols ...

January bucked climate scientists' expectations with a record average surface temperature ... much colder temperatures, pulling down the average for the continent. The United States and Chukotka ...

A blast of arctic air from Canada has brought the season's coldest weather to most of the United States. The system ... up about 6 miles from the Earth's surface, is the first layer of the ...

It was the 18th month in the last 19 for which the global average surface air temperature ... and Antarctica. Temperatures were notably below average in the United States and the easternmost ...

Extensive evidence, including global temperature and sea ice data, shows Earth's climate is changing due to human activity.