Severe Thunderstorm Warning Issued for Hancock, Lee, Van Buren, Clark Counties
This alert is no longer in effect.
NOAA issued it on July 18, 2026, 5 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 Quad Cities IA IL has issued a Severe Thunderstorm Warning for parts of Illinois, Iowa and Missouri until 9:45 AM CDT June 17 with 70 mph winds and quarter-size hail.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Hancock County IL; Lee, Van Buren Counties IA; Clark County MO
- Issued
- July 18, 2026
- Issuing authority
- NWS Quad Cities IA 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 5 weeks ago; use the issuing agency's live warning service for current conditions in Hancock County IL; Lee, Van Buren Counties IA; Clark County MO.
Alert Details
Severe Thunderstorm Warning issued by NWS Quad Cities IA IL. Effective from 8:43 AM CDT to 9:45 AM CDT on June 17, 2026.
Affected Areas
Hancock County in west central Illinois; Lee County in southeastern Iowa; Southeastern Van Buren County in southeastern Iowa; Clark County in northeastern Missouri. Locations impacted include Fort Madison, Keokuk, Carthage, Kahoka, Nauvoo, Keosauqua, Hamilton, Warsaw, Donnellson, Montrose, Augusta, Wayland, Bowen, Bonaparte, West Point, Alexandria, Ferris, Franklin, Luray, St. Francisville and Nauvoo State Park.
What You Should Do
Remain alert for a possible tornado. Move to an interior room on the lowest floor of a sturdy building. Move indoors immediately due to continuous cloud-to-ground lightning. Do not drive through flooded roadways.
Expected Conditions
At 8:42 AM CDT, severe thunderstorms were located along a line extending from Donnellson to near Chambersburg, moving southeast at 60 mph. Hazards include 70 mph wind gusts and quarter size hail.
Timeline
Alert in effect from 8:43 AM CDT until 9:45 AM CDT on June 17, 2026.
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 (1,110 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 18, 2026.
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