Alert archive / Louisiana / River Flood Warnings in 2026

River Flood Warning 22, NWS New Orleans, LA

May 8, 2026Tangipahoa Parish, Louisiana

NWS New Orleans, LA issued this river flood warning at May 8, 2026, 8:03 PM CDT for Tangipahoa Parish, Louisiana. It took effect at May 9, 2026, 6:00 AM CDT. It was in force for 5 days.

The area

The counties it named.

The facts

Issued: May 8, 2026, 8:03 PM CDT (01:03 UTC)
In effect from: May 9, 2026, 6:00 AM CDT
Expired: May 13, 2026, 11:04 PM CDT
In force: 5 days
Issued by: NWS New Orleans, LA
Area: Storm-based polygon
Flood severity: Minor

County Tangipahoa Parish, LA

The radar

The Hammond radar (KHDC), 12 km from the middle of the area, began a volume at 01:04 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 river

Written for the forecast point Tangipahoa River at Robert (ROBL1). The gauge peaked at 18.38 ft at May 11, 2026, 11:00 AM CDT.

Action stage: 13 ft
Minor stage: 15 ft
Moderate stage: 18 ft
Major stage: 21 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07375500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river 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 river flood warning went out at May 8, 6:36 PM CDT, 1 hour 27 minutes earlier.

Area forecast discussion, May 8, 6:36 PM CDT, 1 hour 27 minutes before

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In the hours before

Local storm report, May 8, 3:50 PM CDT, 4 hours 13 minutes before

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Local storm report, May 8, 3:53 PM CDT, 4 hours 10 minutes before

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Special weather statement, May 8, 4:10 PM CDT, 3 hours 53 minutes before

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Special weather statement, May 8, 5:12 PM CDT, 2 hours 51 minutes before

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Local storm report, May 8, 5:22 PM CDT, 2 hours 41 minutes before

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Local storm report, May 8, 5:35 PM CDT, 2 hours 28 minutes before

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The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 8, 7:54 PM CDT	River Flood Warning	LIX	Saint Tammany	6 days
May 8, 10:10 PM CDT	Special Weather Statement	LIX	Iberville	35 min
May 8, 10:41 PM CDT	Special Weather Statement	LIX	West Baton Rouge	34 min
May 8, 11:03 PM CDT	Special Weather Statement	LIX	Ascension	27 min
May 9, 12:52 AM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, Iberville, Pointe Coupee, West Baton Rouge	38 min
May 9, 1:28 AM CDT	Special Weather Statement	LIX	East Baton Rouge, West Baton Rouge	32 min
May 9, 1:39 AM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, Iberville, Livingston, Pointe Coupee, West Baton Rouge	47 min
May 9, 3:58 AM CDT	Special Marine Warning	LIX		62 min
May 9, 3:59 AM CDT	Special Weather Statement	LIX	Orleans	31 min
May 9, 4:56 AM CDT	Special Marine Warning	LIX		64 min
May 9, 6:07 AM CDT	Special Weather Statement	LIX	East Baton Rouge, Saint Helena, Washington	53 min
May 9, 6:35 AM CDT	Special Weather Statement	LIX	Tangipahoa, Washington	40 min
May 9, 6:38 AM CDT	Severe Thunderstorm Warning	LIX	Livingston, Saint Helena, Saint Tammany, Tangipahoa, Washington	52 min
May 9, 6:58 AM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany, Washington	47 min
May 9, 7:02 AM CDT	Areal Flood Advisory	LIX	Ascension, East Baton Rouge, Iberville, Livingston, West Baton Rouge	118 min
May 9, 7:16 AM CDT	Special Marine Warning	LIX		89 min
May 9, 7:33 AM CDT	Special Weather Statement	LIX	Saint Tammany	42 min
May 9, 7:56 AM CDT	Special Marine Warning	LIX		64 min
May 9, 8:13 AM CDT	Flash Flood Warning	LIX	Ascension, East Baton Rouge, Iberville, Livingston, West Baton Rouge	2 hr
May 9, 9:00 AM CDT	Special Marine Warning	LIX		60 min
May 9, 9:07 AM CDT	River Flood Warning	LIX	Saint Tammany	48 hr
May 9, 9:07 AM CDT	River Flood Warning	LIX	Saint Tammany	29 hr
May 9, 9:21 AM CDT	Areal Flood Advisory	LIX	Ascension, Iberville, Livingston	3 hr
May 9, 11:14 AM CDT	Areal Flood Advisory	LIX	Jefferson, Orleans	35 min
May 9, 11:49 AM CDT	Flash Flood Warning	LIX	Jefferson, Orleans	2 hr
May 9, 11:52 AM CDT	River Flood Warning	LIX	Saint Tammany	3 days
May 9, 12:07 PM CDT	Areal Flood Advisory	LIX	Jefferson, Orleans, Plaquemines, Saint Bernard	3 hr
May 9, 12:11 PM CDT	Flash Flood Warning	LIX	Assumption, Lafourche, Terrebonne	3 hr
May 9, 12:19 PM CDT	Areal Flood Advisory	LIX	Saint Charles	3 hr
May 9, 1:49 PM CDT	Areal Flood Advisory	LIX	Orleans, Saint Tammany	3 hr
May 9, 2:03 PM CDT	Areal Flood Advisory	LIX	Jefferson, Orleans	102 min
May 9, 3:04 PM CDT	Areal Flood Advisory	LIX	Assumption, Lafourche, Terrebonne	82 min
May 9, 3:18 PM CDT	Areal Flood Advisory	LIX	Ascension, East Baton Rouge, Iberville, Livingston, West Baton Rouge	3 hr
May 9, 4:44 PM CDT	Areal Flood Advisory	LIX	East Baton Rouge, Iberville, Livingston, Pointe Coupee, Saint Helena, West Baton Rouge and 1 more	91 min
May 8, 7:55 PM CDT	River Flood Warning	LIX	Pearl River	67 hr
May 8, 10:55 PM CDT	Special Weather Statement	LIX	Wilkinson	35 min
May 9, 1:01 AM CDT	Special Weather Statement	LIX	Hancock	29 min
May 9, 1:43 AM CDT	Special Weather Statement	LIX	Harrison	17 min
May 9, 4:36 AM CDT	Special Weather Statement	LIX	Amite	24 min
May 9, 4:40 AM CDT	Special Weather Statement	LIX	Amite	35 min
May 9, 5:16 AM CDT	Severe Thunderstorm Warning	LIX	Amite, Pike, Walthall	44 min
May 9, 5:41 AM CDT	Flash Flood Warning	LIX	Amite, Pike, Walthall, Wilkinson	4 hr
May 9, 7:49 AM CDT	Severe Thunderstorm Warning	LIX	Hancock, Harrison	41 min
May 9, 8:25 AM CDT	Special Weather Statement	LIX	Harrison, Jackson	50 min
May 9, 8:36 AM CDT	River Flood Warning	LIX	Pike, Walthall	20 hr
May 9, 9:07 AM CDT	Areal Flood Advisory	LIX	Harrison	113 min
May 9, 11:50 AM CDT	River Flood Warning	LIX	Pike	8 hr

Nearby

River Flood Warnings in Louisiana, 2026 Every river 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.