Severe Thunderstorm Warning for Knox and Shelby Counties, MO
If you are in immediate danger, call emergency services now.
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A Severe Thunderstorm Warning is in effect for southern Knox County and northern Shelby County in northeastern Missouri until 5:00 PM CDT June 11.
What this NWS weather alert tells you, and what most readers miss
This notice was issued by NOAA on July 6, 2026 and geographically references Northeastern Missouri. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Weather Alerts - determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Severe Thunderstorm Warning, Missouri) map to related alerts in the same area of risk - browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
Alert Details
A Severe Thunderstorm Warning was issued by NWS St Louis MO at 4:02 PM CDT on June 11, 2026, effective immediately until 5:00 PM CDT on June 11, 2026.
Affected Areas
Southern Knox County and northern Shelby County in northeastern Missouri. Locations impacted include Clarence, Leonard, Novelty, Shelbyville, Plevna, Newark and Bethel.
What You Should Do
Seek shelter inside a well-built structure and stay away from windows. Seek shelter immediately in an interior room on the lowest floor of a well-built structure.
Expected Conditions
At 4:02 PM CDT, severe thunderstorms were located along a line from 16 miles southwest of Edina to 27 miles west of Clarence, moving northeast at 40 mph. Hazards include 60 mph wind gusts and half dollar size hail (1.25 inches). Hail damage to vehicles is expected along with wind damage to roofs, siding, and trees.
Timeline
The warning is effective from 4:02 PM CDT until 5:00 PM CDT on June 11, 2026.
Original source: NOAA Official Notice ↗
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