The polar vortex is an ever-present ... that serve as warm indoor spaces are also available during cold weather. A map of all of the available locations can be found here. Chicago residents ...

More: Five maps that show how the jet stream affects ... Like the jet stream, the polar vortex spins around the earth from west to east. This is caused predominately by the Earth's rotation.

The Old Farmers Almanac has predicted the last frost dates across the U.S. for 2025 -- and some in the Chicago area might be ...

Despite temperatures increasing and the sun making more frequent appearances, the UK doesn't seem to have gotten rid of chilling conditions just yet, according to new weather maps. WXCHARTS maps ...

Where to hike: Mud Lake Open Space, 2034 County Road 126, is an excellent choice. From the Mud Lake Trailhead, combine the ...

Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

An April cold snap is expected to bring unusually cold temperatures to the eastern half of the US next week. The cold snap could impact new spring vegetation and lead to frost in some areas.

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe. A major ...

Don't put away those winter coats just yet. An April cold snap is forecast for much of the eastern half of the U.S. early next week, forecasters said, with freezes likely across portions of the ...

A significant disruption to the polar vortex over far Northern Canada will keep the pattern’s influence locked in our neck of the woods like a houseguest overstaying their welcome. Even as the world ...

The polar vortex slid toward Europe in recent weeks, ushering in cooler temperatures to portions of Canada A significant disruption to the polar vortex over far Northern Canada will keep the ...