The ECMWF forecast animation shows areas of storm activity ahead of the Fourth of July holiday. Rain spreads across the ...

For those in the northern states, the aurora borealis, or northern lights, are likely to appear this week, according to the National Oceanic and Atmospheric Administration's Space Weather Prediction ...

Canadian wildfires are impacting air quality in the Midwest and Northern Plains. Smoke may cause reduced visibility and respiratory problems. Several states, including Indiana, Illinois, and ...

Montana, North Dakota and Minnesota are just some of the states that may be able to see the Northern Lights Monday night.

With 174 active wildfires burning across Canada, several U.S. states are under air quality alerts due to the traveling smoke from these flames.

An AccuWeather forecast map showed states in the "high" risk zone for Friday included parts of Kentucky, Illinois, and Indiana. As the weekend approaches, the severe threat expands further south.

A weather pattern bringing severe weather across Texas has caused thousands to lose power. See our power outage map.

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

4 maps show where cold in U.S. will be most dangerous in coming days Alerts for cold weather are in effect for nearly half of the U.S. population, running from the northern Plains to the Gulf ...

States west of the Mississippi River have the highest probability of seeing above-average temperatures next week. The northern Plains states have a 90%-100% chance of warmer-than-normal Christmas ...