Alert archive / Louisiana / Flash Flood Warnings in 2026
Flash Flood Warning 15, NWS New Orleans, LA
NWS New Orleans, LA issued this flash flood warning at Mar 8, 2026, 12:25 AM CST for East Baton Rouge Parish, Iberville Parish, West Baton Rouge Parish, Louisiana. It was in force for 97 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 8, 2026, 12:25 AM CST (06:25 UTC)
- Expired
- Mar 8, 2026, 3:02 AM CDT
- In force
- 97 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties East Baton Rouge Parish, LA, Iberville Parish, LA, West Baton Rouge Parish, LA
The radar
The Hammond radar (KHDC), 82 km from the middle of the area, began a volume at 06:28 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 6.4 hours before the alert went out and 150 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2281 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 543 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 157 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS New Orleans, LA wrote its last area forecast discussion before this flash flood warning went out at Mar 7, 11:56 PM CST, 29 minutes earlier.
Area forecast discussion, Mar 7, 11:56 PM CST, 29 minutes before
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</html>In the hours before
Local storm report, Mar 7, 9:16 PM CST, 3 hours 9 minutes before
Preliminary Local Storm Report
National Weather Service New Orleans LA
916 PM CST Sat Mar 7 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0819 PM Flash Flood 2 SW Liberty 31.14N 90.83W
03/07/2026 Amite MS Law Enforcement
Law enforcement in Amite County MS report
Highway 569 near Liberty is closed due to
flooding.
&&
MSWLocal storm report, Mar 7, 9:39 PM CST, 2 hours 46 minutes before
Preliminary Local Storm Report
National Weather Service New Orleans LA
939 PM CST Sat Mar 7 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0915 PM Flash Flood 2 N Roseland 30.79N 90.52W
03/07/2026 Tangipahoa LA Law Enforcement
Sheriffs Office in Tangipahoa Parish reports
road closure on Arcola Road.
&&
MSWLocal storm report, Mar 7, 9:40 PM CST, 2 hours 45 minutes before
Preliminary Local Storm Report
National Weather Service New Orleans LA
940 PM CST Sat Mar 7 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0915 PM Flash Flood 4 ESE Tangipahoa 30.85N 90.45W
03/07/2026 Tangipahoa LA Law Enforcement
Sheriffs Office in Tangipahoa Parish reports
road closure on 1058.
&&
MSWLocal storm report, Mar 7, 9:42 PM CST, 2 hours 43 minutes before
Preliminary Local Storm Report
National Weather Service New Orleans LA
942 PM CST Sat Mar 7 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0915 PM Flash Flood 1 NE Roseland 30.78N 90.50W
03/07/2026 Tangipahoa LA Law Enforcement
Sheriffs Office in Tangipahoa Parish reports
road closure on LA10.
&&
MSWLocal storm report, Mar 7, 9:46 PM CST, 2 hours 39 minutes before
Preliminary Local Storm Report
National Weather Service New Orleans LA
946 PM CST Sat Mar 7 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0800 PM Flash Flood 5 ESE Woodville 31.09N 91.22W
03/07/2026 Wilkinson MS Law Enforcement
Sheriffs Office reports 3-6 inches of water
on several county roads in Wilkinson County.
&&
MSWLocal storm report, Mar 7, 10:50 PM CST, 1 hour 35 minutes before
Preliminary Local Storm Report
National Weather Service New Orleans LA
1050 PM CST Sat Mar 7 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1050 PM Flash Flood 3 SW Baton Rouge 30.42N 91.15W
03/07/2026 East Baton Rouge LA Dept of Highways
Social Media reports from DOT that LA 427
South at South Acadian Throughway is closed
due to flooding.
&&
MSWThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 7, 6:15 PM CST | Flash Flood Warning | LIX | East Feliciana, West Feliciana | 7 hr |
| Mar 7, 7:50 PM CST | Special Weather Statement | LIX | Pointe Coupee | 25 min |
| Mar 7, 7:54 PM CST | Special Weather Statement | LIX | Saint Helena | 51 min |
| Mar 7, 8:33 PM CST | Special Weather Statement | LIX | East Feliciana | 27 min |
| Mar 7, 8:47 PM CST | Flash Flood Warning | LIX | East Baton Rouge, West Baton Rouge | 4 hr |
| Mar 7, 8:54 PM CST | Flash Flood Warning | LIX | Tangipahoa | 4 hr |
| Mar 7, 9:35 PM CST | Flash Flood Warning | LIX | Tangipahoa, Washington | 3 hr |
| Mar 7, 11:10 PM CST | Flash Flood Warning | LIX | East Baton Rouge, Livingston | 2 hr |
| Mar 7, 11:12 PM CST | Flash Flood Warning | LIX | Saint Tammany | 2 hr |
| Mar 8, 3:33 AM CDT | Areal Flood Advisory | LIX | Jefferson, Orleans, Saint Bernard, Saint Charles | 117 min |
| Mar 8, 7:44 AM CDT | Areal Flood Advisory | LIX | East Baton Rouge, Iberville, Livingston, West Baton Rouge | 5 hr |
| Mar 8, 8:50 AM CDT | River Flood Warning | LIX | Tangipahoa | 3 days |
| Mar 8, 11:39 AM CDT | Dense Fog Advisory | LIX | Ascension, Assumption, East Baton Rouge, East Feliciana, Iberville, Jefferson and 13 more | 21 hr |
| Mar 8, 11:41 AM CDT | Marine Dense Fog Advisory | LIX | 24 hr | |
| Mar 7, 6:26 PM CST | Special Weather Statement | LIX | Amite | 49 min |
| Mar 7, 8:13 PM CST | Flash Flood Warning | LIX | Amite, Pike, Walthall | 3 hr |
Nearby
Flash Flood Warnings in Louisiana, 2026Every flash flood warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.