Flash Flood Warning Issued for Jefferson County, TX

Source: NOAA · Southeastern Jefferson County, Texas

This alert is no longer in effect.

NOAA issued it on September 1, 2026, 2 weeks 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 for southeastern Jefferson County until 5:45 PM CDT due to thunderstorms producing heavy rain.

30 seconds on this weather notice

Record type
Flash Flood Warning
Affected area
Southeastern Jefferson County, Texas
Issued
September 1, 2026
Issuing authority
NWS Lake Charles

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 2 weeks ago; use the issuing agency's live warning service for current conditions in Southeastern Jefferson County, Texas.

Alert Details

A Flash Flood Warning has been issued by the National Weather Service in Lake Charles LA. The alert is effective from September 1, 2026 at 2:49 PM CDT until September 1, 2026 at 5:45 PM CDT.

Affected Areas

The warning covers Southeastern Jefferson County in southeastern Texas, including Port Arthur, Nederland, Central Gardens, Sabine Pass, Port Acres, Southeast Texas Regional Airport, La Belle and Sea Rim State Park.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. The expected rainfall rate is 2 to 4 inches in 1 hour. Additional rainfall amounts of 2 to 4 inches are possible.

Timeline

The Flash Flood Warning is effective immediately from 2:49 PM CDT on September 1, 2026, and remains in effect until 5:45 PM CDT on the same day.

Original source: NOAA Official Notice ↗

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Nationwide notices with 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.

Questions & Answers

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flash Flood Warning is in effect for southeastern Jefferson County until 5:45 PM CDT due to thunderstorms producing heavy rain.
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 Jefferson County, Texas. 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.