Active Weather Alerts
Severe Thunderstorm Warning
Issued: 3:27 AM Apr. 15, 2026 – National Weather Service
The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northern DuPage County in northeastern Illinois... Northern Cook County in northeastern Illinois... * Until 1115 PM CDT. * At 1027 PM CDT, severe thunderstorms were located along a line extending from Hoffman Estates to near West Chicago, moving east at 45 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Severe thunderstorms will be near... Arlington Heights, Schaumburg, Mount Prospect, Hoffman Estates, Bartlett, Carol Stream, Hanover Park, Addison, Glendale Heights, and Elk Grove Village around 1030 PM CDT. Chicago, Des Plaines, Elmhurst, Lombard, Villa Park, and Bensenville around 1035 PM CDT. Glenview, Ohare Airport, Park Ridge, Niles, Franklin Park, Morton Grove, Northlake, Schiller Park, and Rosemont around 1040 PM CDT. Skokie, Wilmette, Melrose Park, Norridge, Dunning, Elmwood Park, Winnetka, River Forest, River Grove, and Harwood Heights around 1045 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. A Tornado Watch remains in effect until midnight CDT for northeastern Illinois. && THUNDERSTORM DAMAGE THREAT...CONSIDERABLE; HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...1.75 IN; WIND THREAT...RADAR INDICATED; MAX WIND GUST...60 MPH
Flood Advisory
Issued: 3:19 AM Apr. 15, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 315 AM CDT WEDNESDAY... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northeast Illinois, including the following counties, Cook and DuPage. * WHEN...Until 315 AM CDT. * 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... - At 1017 PM CDT, Doppler radar indicated heavy rain with rates up to one inch per hour moving through the area. - Additional rainfall amounts up to 1.5 inches are expected over the area. - Some locations that will experience flooding include... Chicago, Aurora, Naperville, Elgin, Cicero, Hammond, Arlington Heights, Evanston, Schaumburg, Palatine, Skokie, Des Plaines, Oak Lawn, Berwyn, Mount Prospect, Wheaton, Hoffman Estates, Oak Park, Downers Grove and Glenview. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Advisory means minor flooding along waterways and other poor drainage areas is imminent or may already be occurring. Persons in the advisory area should use caution and avoid flood waters. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. &&
Tornado Watch
Issued: 1:50 AM Apr. 15, 2026 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS EXTENDED TORNADO WATCH 109 TO INCLUDE THE FOLLOWING AREAS UNTIL MIDNIGHT CDT TONIGHT IN ILLINOIS THIS WATCH INCLUDES 2 COUNTIES IN NORTHEAST ILLINOIS COOK DUPAGE THIS INCLUDES THE CITIES OF CAROL STREAM, CHICAGO, DOWNERS GROVE, EVANSTON, LEMONT, LOMBARD, NAPERVILLE, OAK LAWN, ORLAND PARK, PARK FOREST, SCHAUMBURG, AND WHEATON.
Flood Watch
Issued: 12:11 AM Apr. 15, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT UNTIL 6 AM CDT WEDNESDAY... * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of Illinois, including the following areas, Boone, Central Cook, De Kalb, DuPage, Eastern Will, Kane, Kendall, Lake IL, McHenry, Northern Cook, Northern Will, Ogle, Southern Cook, Southern Will and Winnebago and northwest Indiana, including the following area, Lake IN. * WHEN...Until 6 AM CDT Wednesday. * 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 area of thunderstorms with rain rates up to one to two inches per hour is expected to move through the area this evening through the overnight hours. Elevated soil moisture due to recent rainfall is expected to increase the susceptibility to flash flooding. - 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. &&
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