Severe Thunderstorm Warning Issued for Grant, Blackford, and Surrounding Indiana Counties

Source: NOAA · Northern and East Central Indiana

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The National Weather Service has issued a Severe Thunderstorm Warning for parts of central and northeastern Indiana until 12:30 AM EDT, with 60 mph wind gusts and possible tornadoes expected.

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

This notice was issued by NOAA on April 5, 2026 and geographically references Northern and East Central Indiana. 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, SevereThunderstormWarning, Indiana) 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

The National Weather Service in Northern Indiana has issued a Severe Thunderstorm Warning (SVRIWX) for portions of central, northeastern, and east central Indiana. The alert was issued at 11:59 PM EDT on March 15, 2026, following radar-indicated severe thunderstorms moving northeast at 50 mph.

Affected Areas

The warning covers the following geographic regions:

  • Grant County in central Indiana
  • Blackford County in east central Indiana
  • Southeastern Huntington County in northeastern Indiana
  • Western Wells County in northeastern Indiana
  • Northwestern Jay County in east central Indiana

Specific locations impacted include Marion, Hartford City, Gas City, Upland, Fairmount, Dunkirk, Montpelier, Jonesboro, Markle, Van Buren, Matthews, Warren, Fowlerton, Shamrock Lakes, Mcnatts, Landess, Liberty Center, Mount Zion, Mill Grove, and Herbst. This also includes Interstate 69 in Indiana between mile markers 253 and 289.

What You Should Do

Residents in the warning area should move to an interior room on the lowest floor of a sturdy building for protection. Remain alert for the possible development of tornadoes, which can form quickly during severe thunderstorms. If a tornado is spotted, seek shelter immediately in a basement or a small central room.

Expected Conditions

  • Wind: Gusts up to 60 mph are expected, which may cause damage to roofs, siding, and trees.
  • Hail: Potential for hail up to 0.75 inches in size.
  • Tornado Threat: Tornado development is possible.
  • Storm Movement: As of 11:59 PM, storms were located along a line extending from 6 miles northeast of Windfall to near Alexandria, moving northeast at 50 mph.

Timeline

The warning is effective immediately as of 11:59 PM EDT, Sunday, March 15. The alert is scheduled to expire at 12:30 AM EDT on Monday, March 16, 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?
The National Weather Service has issued a Severe Thunderstorm Warning for parts of central and northeastern Indiana until 12:30 AM EDT, with 60 mph wind gusts and possible tornadoes expected.
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 Northern and East Central Indiana. 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.