As millions of Americans hunker down for the winter storm, 19 states and Washington, D.C., have declared states of emergency.

Meteorologists are tracking another major storm system that could exacerbate lingering impacts from last weekend’s Winter ...

NOAA space weather forecasts indicate aurora borealis visibility across parts of the northern United States tonight, driven by solar wind conditions from a solar coronal hole.

Heavy snowstorms in the northeast led to hazardous travel conditions this week.

Night - Mostly clear. Winds W at 6 to 7 mph (9.7 to 11.3 kph). The overnight low will be 59 °F (15 °C). Partly cloudy with a high of 75 °F (23.9 °C). Winds W at 6 to 8 mph (9.7 to 12.9 kph). Partly ...