Flash Flood Warning Issued for Parishes in Southeastern Louisiana

Source: NOAA · Southeastern Louisiana

This alert is no longer in effect.

NOAA issued it on May 16, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

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 Flash Flood Warning is in effect until 11:15 AM CDT for parts of Ascension, East Baton Rouge, Iberville, Livingston and West Baton Rouge parishes due to heavy rain from thunderstorms.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southeastern Louisiana
Issued
May 16, 2026
Issuing authority
NWS New Orleans LA

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Southeastern Louisiana.

Alert Details

A Flash Flood Warning has been issued by the National Weather Service in New Orleans. The alert is effective from 8:13 AM CDT on May 9, 2026, until 11:15 AM CDT on May 9, 2026.

Affected Areas

The warning covers Northwestern Ascension Parish, Southwestern East Baton Rouge Parish, East Central Iberville Parish, West Central Livingston Parish, and Southeastern West Baton Rouge Parish in southeastern Louisiana. Locations that will experience flash flooding include Baton Rouge, Baker, Denham Springs, Plaquemine, Port Allen, Oak Hills Place, St. Gabriel, Walker, Addis, Brusly, French Settlement, Port Vincent, Westminster, Inniswold, Village St. George, Shenandoah, Merrydale, Gardere, Old Jefferson and Central. This includes Interstate 10 between mile markers 149 and 172, Interstate 12 between mile markers 1 and 16, and Interstate 110 between mile markers 1 and 8.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen, with additional rainfall amounts of 1 to 2 inches possible. Flash flooding is ongoing or expected to begin shortly.

Timeline

The Flash Flood Warning is in effect from 8:13 AM CDT until 11:15 AM CDT on May 9, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flash Flood Warning is in effect until 11:15 AM CDT for parts of Ascension, East Baton Rouge, Iberville, Livingston and West Baton Rouge parishes due to heavy rain from thunderstorms.
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 Southeastern 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.