Flood Warning — Harrison County, Mississippi
Flooding is occurring or imminent along rivers, streams, or low-lying areas.
Current Status
🌊 Active: Flood Warning
Flood Warning issued September 10 at 10:40AM CDT until September 10 at 12:45PM CDT by NWS New Orleans LA
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southeastern Hancock County in southern Mississippi... Southwestern Harrison County in southern Mississippi... * WHEN...Until 1245 PM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 1040 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 3 and 6 inches of rain have fallen. - Additional rainfall amounts of 1 to 3 inches are possible in the warned area. - Some locations that will experience flooding include... Long Beach, Bay St. Louis, Waveland, Pass Christian, Diamondhead, Shoreline Park and Kiln. - http://www.weather.gov/safety/flood
Effective September 10, 2026 at 11:40 AM ET · Expires September 10, 2026 at 1:45 PM ET
Event Details
Event Type
Flood Warning
Severity
severe
Issued By
NWS New Orleans LA
Expires
September 10, 2026 at 1:45 PM ET
Last Checked
1 day ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Also In Effect For
This same Flood Warning also covers:
Other Active Alerts in Mississippi
Flash Flood Warning
Flash Flood Warning
Severe Thunderstorm Warning
Severe Thunderstorm Warning
Flood Advisory
Flash Flood Warning
Get Flood Warning Alerts for Harrison County
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Frequently Asked Questions
What does a Flood Warning mean for Harrison County, Mississippi?
Flooding is occurring or imminent along rivers, streams, or low-lying areas.
Is this Flood Warning currently active?
Yes — this alert is active as of our last check (1 day ago). It's set to expire September 10, 2026 at 1:45 PM ET.
How do I get notified about Flood Warning alerts for Harrison County?
Download StormCast free on Google Play and set Harrison County, Mississippi as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Flood Warning is also in effect for Hancock County.