Tornado Warning Issued for Lake County, Illinois
This alert is no longer in effect.
NOAA issued it on April 25, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Tornado Warning is in effect for northern Lake County in northeastern Illinois until 9:00 PM CDT on April 17, 2026, due to a severe thunderstorm capable of producing a tornado.
Read this weather record in 30 seconds
- Record type
- Tornado Warning
- Affected area
- Northern Lake County, Illinois
- Issued
- April 25, 2026
- Issuing authority
- NWS Chicago IL
Tornado warnings are short-window notices for the named area. The issuing office is the authority on whether the warning remains active or has been replaced.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Northern Lake County, Illinois.
Tornado Warning in Lake County, Illinois
Alert Details
The National Weather Service in Chicago has issued a Tornado Warning for northern Lake County in northeastern Illinois. It is effective from 8:04 PM CDT until 9:00 PM CDT on April 17, 2026.
Affected Areas
The warning affects northern Lake County in northeastern Illinois, including specific locations such as Wonder Lake, McHenry, Fox Lake, Pistakee Highlands, Round Lake Beach, Round Lake, Antioch, Lake Villa, Long Lake, Volo, Channel Lake, Grayslake, Lindenhurst, Round Lake Park, Venetian Village, Third Lake, Gurnee, Gages Lake, Grandwood Park, Waukegan, Wadsworth, Zion, Beach Park, and Park City.
What You Should Do
Take cover now! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.
Expected Conditions
A severe thunderstorm capable of producing a tornado is moving east at 40 mph. Hazards include tornado, flying debris, potential damage to mobile homes, roofs, windows, vehicles, and trees, as indicated by radar-detected rotation.
Timeline
The warning is effective from 8:04 PM CDT on April 17, 2026, and expires at 9:00 PM CDT on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,313 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 25, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.