NEXRAD/ENVIRONMENT CANADA Great Lakes Region Radar

Please be patient while radars are loading

Extra Fast Fast Medium Slow Extra Slow Pause (2 minutes)
Opacity 25% 50% 75% 100%




Random Weather Facts

Weather Terms
Flood Warning - General or areal flooding of streets, low-lying areas, urban storm drains, creeks and small streams is occurring, imminent, or highly likely. Flood warnings are issued for flooding that occurs more than 6 hours after the excessive rainfall. These warnings are issued on a county by county basis by the local Weather Forecast Office in Chicago/Romeoville and are generally in effect for 6 to 12 hours.