Flash Flood Warning issued for Southwestern Harrison County, MS

Source: NOAA · Harrison County, Mississippi

This alert is no longer in effect.

NOAA issued it on June 24, 2026, 2 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.

NWS New Orleans has issued a Flash Flood Warning for southwestern Harrison County in southern Mississippi until 6:45 PM CDT on June 6.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Harrison County, Mississippi
Issued
June 24, 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 2 months ago; use the issuing agency's live warning service for current conditions in Harrison County, Mississippi.

Alert Details

A Flash Flood Warning has been issued by the National Weather Service in New Orleans LA. The alert is effective from 3:44 PM CDT on June 6, 2026, until 6:45 PM CDT on June 6, 2026.

Affected Areas

The warning covers Southwestern Harrison County in southern Mississippi, including the area around Lyman. Impacted streams and drainages include De Lisle Bayou, Little Biloxi River, Rotten Bayou, Mill Creek, Polar Branch, Big Creek, Wolf River, Flat Branch, Bernard Bayou, Saint Louis Bay, and Turkey Creek.

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. Report observed flooding to local emergency services or law enforcement when it is safe to do so.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain, with 1 to 3 inches of rain already fallen and additional rainfall amounts up to 2 inches possible. Flash flooding is ongoing or expected to begin shortly.

Timeline

The Flash Flood Warning is in effect from 3:44 PM CDT until 6:45 PM CDT on June 6, 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?
NWS New Orleans has issued a Flash Flood Warning for southwestern Harrison County in southern Mississippi until 6:45 PM CDT on June 6.
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 Harrison County, Mississippi. 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.