Active Weather Alerts
Flood Watch
Issued: 3:34 PM Sep. 19, 2026 – National Weather Service
...FLOOD WATCH NOW IN EFFECT THROUGH EARLY SUNDAY MORNING... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Boone, Central Cook, De Kalb, DuPage, Kane, Kendall, Lake IL, Lee, Northern Cook, Northern Will, Ogle and Southern Cook and northwest Indiana, including the following areas, Lake IN and Porter. * WHEN...Through early Sunday morning. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Roads and streets may be flooded. * ADDITIONAL DETAILS... - An additional round of showers and thunderstorms, some with very heavy rainfall, are expected this evening and overnight which may result in areas of flash flooding, particularly over urban or areas of poor drainage. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch for flash flooding means rapid-onset flooding is possible, but not yet certain, based upon the latest forecasts. Flash flooding is a dangerous situation. Persons with interests along area rivers, creeks, and other waterways should monitor the latest forecasts and be prepared to take action should flooding develop. &&
River Flood Watch
Issued: 2:39 PM Sep. 19, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT FROM SUNDAY MORNING TO TUESDAY MORNING... * WHAT...Flooding is possible. * WHERE...Des Plaines River from Roosevelt Road in Forest Park downstream to Hodgkins, including the Riverside gauge. * WHEN...From Sunday morning to Tuesday morning. * ADDITIONAL DETAILS... - At 8:45 AM CDT Saturday the stage was 3.2 feet. - Forecast...Flood stage may be reached late Sunday morning. - Flood stage is 7.5 feet. - http://www.weather.gov/safety/flood &&
River Flood Watch
Issued: 2:39 PM Sep. 19, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT FROM SUNDAY MORNING UNTIL FURTHER NOTICE... * WHAT...Flooding is possible. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...From Sunday morning until further notice. * ADDITIONAL DETAILS... - At 8:45 AM CDT Saturday the stage was 10.1 feet. - Forecast...Flood stage may be reached based on the latest forecast information. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood &&
Beach Hazard Statement
Issued: 2:22 PM Sep. 19, 2026 – National Weather Service
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... * WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 4 to 6 ft expected. * WHERE...Northern Cook and Central Cook Counties. * WHEN...Until 3 PM CDT this afternoon. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other shoreline structures. &&
Small Craft Advisory
Issued: 2:21 PM Sep. 19, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... * WHAT...Southeast winds to 20 kt and significant waves to 6 ft occasionally to 8 ft. * WHERE...Winthrop Harbor to Northerly Island IL. * WHEN...Until 3 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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