Flood Warning Issued for Tchefuncte River Near Covington

Source: NOAA · St. Tammany Parish, Louisiana

If you are in immediate danger, call emergency services now.

For real-time, official alerts and instructions for your exact location, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia) as applicable. This article is a data summary, not a substitute for the issuing agency's live warning.

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 Flood Warning is in effect for the Tchefuncte River above U.S. Highway 190 Near Covington in St. Tammany Parish, Louisiana, from this evening through early Monday afternoon.

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

This notice was issued by NOAA on May 16, 2026 and geographically references St. Tammany Parish, Louisiana. 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 warning protocol behind it, which shapes what protective action (seeking shelter, following evacuation orders if issued, monitoring official updates) is recommended and which agency holds authority to issue or cancel it.

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, St. Tammany Parish) 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 Flood Warning has been issued by the National Weather Service in New Orleans LA. The alert is effective from May 9 at 11:52 AM CDT, with onset at 9:34 PM CDT on May 9, and remains in effect until May 11 at 1:00 PM CDT.

Affected Areas

The warning covers the Tchefuncte River above U.S. Highway 190 Near Covington in St. Tammany Parish, Louisiana.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Caution is urged when walking near riverbanks.

Expected Conditions

Minor flooding is forecast. At 11:30 AM CDT on May 9 the river stage was 19.1 feet. The river is expected to rise above flood stage (20.0 feet) late this evening to a crest of 21.0 feet on May 10 morning.

Timeline

The river will rise above flood stage late this evening, crest tomorrow morning, and fall below flood stage Monday morning.

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?
A Flood Warning is in effect for the Tchefuncte River above U.S. Highway 190 Near Covington in St. Tammany Parish, Louisiana, from this evening through early Monday afternoon.
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 St. Tammany Parish, Louisiana. 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.