Severe Thunderstorm Warning Issued for Grundy, Mercer, Putnam, Sullivan Counties MO

Source: NOAA · North Central Missouri

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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 Severe Thunderstorm Warning is in effect for parts of north central Missouri until 5:45 PM CDT on June 10, 2026, with two-inch hail and 70 mph wind gusts.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on July 3, 2026 and geographically references North Central 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 has been issued by the National Weather Service Kansas City/Pleasant Hill MO. The alert is effective from 4:58 PM CDT on June 10, 2026, until 5:45 PM CDT on June 10, 2026.

Affected Areas

The warning covers Central Grundy County, Western Sullivan County, Southeastern Mercer County, and Southwestern Putnam County in north central Missouri. Locations impacted include Trenton, Spickard, Galt, Newtown, Humphreys, Tindall, Harris, Osgood, and Mill Grove.

What You Should Do

Remain alert for a possible tornado. If you spot a tornado, go at once into the basement or small central room in a sturdy structure. For protection, move to an interior room on the lowest floor of a building.

Expected Conditions

At 4:57 PM CDT, a severe thunderstorm was located near Trenton moving northeast at 35 mph. Hazards include two-inch hail and 70 mph wind gusts. Impacts include injuries to people and animals outdoors, hail damage to roofs, siding, windows, and vehicles, considerable tree damage, and wind damage to mobile homes, roofs, and outbuildings.

Timeline

The warning is effective from 4:58 PM CDT until 5:45 PM CDT on June 10, 2026.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Severe Thunderstorm Warning is in effect for parts of north central Missouri until 5:45 PM CDT on June 10, 2026, with two-inch hail and 70 mph wind gusts.
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 North Central Missouri. 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.