Flood Warning Issued for Mississinewa River in Delaware and Randolph Counties

Source: NOAA · East Central Indiana

According to the U.S. Census Bureau's American Community Survey (ACS) 5-year estimates, the CDC PLACES population-level health analysis, and the CMS Hospital Compare quality data, Areazine publishes editorial articles drawing on more than 19,000 U.S. city profiles. See our methodology for full source attribution and refresh cadence.

The National Weather Service has issued a Flood Warning for the Mississinewa River near Ridgeville, with minor flooding expected to impact local roadways through Friday morning.

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

This notice was issued by NOAA on March 11, 2026 and geographically references 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, Flood Warning, 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 Indianapolis has issued a Flood Warning for the Mississinewa River near Ridgeville. This alert indicates that minor flooding is currently occurring and is forecast to continue through the overnight hours. The warning was issued on March 5 at 4:23 PM EST.

Affected Areas

The primary geographic regions impacted by this warning include:

  • Delaware County, IN
  • Randolph County, IN
  • Specific focus on the Mississinewa River near Ridgeville.

What You Should Do

Residents and travelers in the affected area should take the following precautions:

  • Do not drive through flooded areas: Most flood deaths occur in vehicles.
  • Respect Barricades: Motorists should not attempt to drive around barricades.
  • Monitor Conditions: Stay tuned for further updates; the next statement is expected to be issued by approximately 1:00 AM EST tonight.

Expected Conditions

As of 4:00 PM EST on Thursday, the river stage was recorded at 10.1 feet, which is slightly above the flood stage of 10.0 feet.

  • Forecast Crest: The river is expected to rise to a crest of 11.4 feet late this evening.
  • Impacts: At a stage of 11.5 feet, water reaches the shoulder and edge of SR 1 south of the junction with SR 28 in western Randolph County.
  • Severity: Minor flooding is occurring and forecast.

Timeline

  • Effective Date: March 5, 2026, at 4:23 PM EST
  • Forecast Duration: The river is expected to fall below flood stage just after midnight tonight.
  • Expiration: The warning remains in effect until March 6, 2026, at 7:27 AM EST.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Flood Warning for the Mississinewa River near Ridgeville, with minor flooding expected to impact local roadways through Friday morning.
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 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.