Severe Thunderstorm Warning for Northwestern St. Tammany Parish, LA

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.

NWS New Orleans has issued a Severe Thunderstorm Warning for Northwestern St. Tammany Parish until 7:00 PM CDT.

30 seconds on this weather notice

Record type
Severe Thunderstorm Warning
Affected area
St. Tammany Parish, Louisiana
Issued
September 21, 2026
Issuing authority
NWS New Orleans LA

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Severe Thunderstorm Warning has been issued by the National Weather Service in New Orleans for Northwestern St. Tammany Parish in southeastern Louisiana. The alert is effective from 6:14 PM CDT on September 21, 2026, until 7:00 PM CDT on September 21, 2026.

Affected Areas

The warning covers Northwestern St. Tammany Parish, primarily rural areas. The severe thunderstorm was located 4 miles northeast of Covington, moving west at 25 mph.

What You Should Do

Seek shelter inside a well-built structure and stay away from windows. Wind damage with this storm will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. Seek shelter immediately inside a sturdy structure and stay away from windows.

Expected Conditions

At 6:14 PM CDT, the storm is producing 60 mph wind gusts. Expect damage to roofs, siding, and trees.

Timeline

The warning is in effect until 7:00 PM CDT on September 21, 2026.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Elsewhere in the country: similar length or severity timing 8

Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.

Common Questions

Questions readers often have about this NWS weather alert.

What is this NWS weather alert about?
NWS New Orleans has issued a Severe Thunderstorm Warning for Northwestern St. Tammany Parish until 7:00 PM CDT.
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.