Severe Thunderstorm Warning Issued for De Kalb, Kane, Lake, McHenry Counties IL

Source: NOAA · Northeastern Illinois

This alert is no longer in effect.

NOAA issued it on July 7, 2026, 6 weeks 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.

NWS Chicago has issued a Severe Thunderstorm Warning for four northeastern Illinois counties until 7:15 PM CDT on June 11.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Northeastern Illinois
Issued
July 7, 2026
Issuing authority
NWS Chicago IL

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 6 weeks ago; use the issuing agency's live warning service for current conditions in Northeastern Illinois.

Alert Details

Severe Thunderstorm Warning issued by NWS Chicago IL. Effective from June 11 at 6:10 PM CDT until June 11 at 7:15 PM CDT.

Affected Areas

De Kalb County (northeastern), Kane County (northern), Lake County, and McHenry County in northeastern Illinois. Locations impacted include Elgin, Waukegan, Palatine, Buffalo Grove, Crystal Lake, Carpentersville, North Chicago, Gurnee, Mundelein, Algonquin, Lake in the Hills, Round Lake Beach, McHenry, Vernon Hills, Woodstock, Zion, Huntley, Grayslake, Libertyville, Lake Zurich, Lake Forest, Round Lake, Antioch, Wauconda, and Fox Lake.

What You Should Do

For protection, move to an interior room on the lowest floor of a building.

Expected Conditions

At 6:09 PM CDT, severe thunderstorms were located along a line extending from Paddock Lake to McHenry to near Kirkland, moving east-northeast at 50 mph. Hazards include 60 mph wind gusts and quarter size hail (1.00 inch). Radar indicated. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

Timeline

The warning is in effect from June 11, 2026 at 6:10 PM CDT until June 11, 2026 at 7:15 PM CDT.

Original source: NOAA Official Notice ↗

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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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Chicago has issued a Severe Thunderstorm Warning for four northeastern Illinois counties until 7:15 PM CDT on June 11.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Northeastern Illinois. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.