Active Weather Alerts
Frost Advisory
Issued: 7:34 AM Apr. 20, 2026 – National Weather Service
...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Temperatures as low as 33 will result in frost formation in the near west suburbs. Temperatures as low as 35 with patchy frost in Chicago. * WHERE...Central Cook County. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. &&
River Flood Warning
Issued: 1:16 AM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...Until further notice. * IMPACTS...At 18.5 feet, Big Bend Road threatened in Des Plaines. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 17.9 feet. - Forecast...The river appears to be close to cresting. It is expected to begin falling by tomorrow afternoon, but will remain above flood stage through much of the week. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 1:16 AM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Moderate flooding is occurring and forecasted to continue. * WHERE...Des Plaines River from Townline Road in Libertyville downstream to Palatine Road in Prospect Heights, including the Lincolnshire gauge. * WHEN...Until further notice. * IMPACTS...At 15.0 feet, Structures threatened along IL-22 (Half-Day Road) just east of the river. Multiple structures threatened near and west of US-45 (Milwaukee Avenue) and Deerfield Road. Deerfield Road threatened near the river. Multiple trails inundated in Half-Day Forest Preserve. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 15.1 feet. - Forecast...The river appears close to cresting. It is expected to remain near 15.1 to 15.2 feet through the next 24 hours before gradually falling thereafter. It is expected to remain above flood stage through the week. - Flood stage is 12.5 feet. - http://www.weather.gov/safety/flood &&
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