National Weather Service United States Department of Commerce

Tracking Storms with Impacts in the Eastern and Northwest U.S. into Friday

A storm will track north of the Great Lakes Friday with widespread rain showers across the Eastern U.S. along and ahead of its cold front. Further south along the front isolated severe thunderstorms are possible. A Pacific storm will continue moving across the Northwest U.S. into Friday with additional low elevation rain, gusty winds, and mountain snow. Read More >

Flooding is one of the most significant weather hazards in the U.S., from both damage costs and human casualties.  More information can be found at weather.gov/safety/flood. Spanish resources can be found here.

Prepare for Flooding, Before it Happens!

Learn more about your flood risk from the FEMA Map Service Center

Learn more about the Hydrology Program of NWS Chicago, including the hydrology of northeast Illinois and northwest Indiana