National Weather Service United States Department of Commerce

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Warm, dry, and breezy conditions are expected today, leading to elevated to critical fire weather concerns. A cold front will move through tonight, bringing a slight chance of rain showers across northwestern South Dakota. Mild and dry weather will return for the weekend. Another storm system is expected Sunday night into Monday, bringing chances for rain and snow along with cooler, yet still seasonable, temperatures.
A Red Flag Warning has been issued for southwestern and south central South Dakota. Dry fuels combined with: Warm temperatures of 75° to 80°, low relative humidity of 15-20%, and west winds gusting to 25 to 35 mph, will lead to critical fire weather conditions. ACTION: Do not burn outdoors. Never throw cigarettes out of a vehicle. Do not drive over dry grass. Don’t be an ignition source.