Alert archive / Louisiana / Flash Flood Watches in 2021
Flash Flood Watch 13, NWS New Orleans, LA
NWS New Orleans, LA issued this flash flood watch at Aug 28, 2021, 3:13 AM CDT for 15 parishes in Louisiana; 5 counties in Mississippi. It took effect at Aug 29, 2021, 7:00 AM CDT. It was in force for 34 hr.
The area
The counties it named.
The facts
- Issued
- Aug 28, 2021, 3:13 AM CDT (08:13 UTC)
- In effect from
- Aug 29, 2021, 7:00 AM CDT
- Expired
- Aug 30, 2021, 4:38 PM CDT
- In force
- 34 hr
- Issued by
- NWS New Orleans, LA
- Flood severity
- None
Counties Assumption Parish, LA, East Baton Rouge Parish, LA, East Feliciana Parish, LA, Iberville Parish, LA, Orleans Parish, LA, Pointe Coupee Parish, LA, Saint Bernard Parish, LA, Saint Helena Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Tammany Parish, LA, Tangipahoa Parish, LA, Washington Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA, Amite County, MS, Pearl River County, MS, Pike County, MS, Walthall County, MS, Wilkinson County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 8.2 hours before the alert went out and 100 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
- 83 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 709 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 159 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted.
197 WGUS64 KLIX 280813 FFALIX URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service New Orleans LA 313 AM CDT Sat Aug 28 2021 LAZ034>037-039-046>050-056>061-063>072-075>078-MSZ068>071-077- 080>082-282015- /O.NEW.KLIX.FF.A.0013.210829T1200Z-210831T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington- Iberville-West Baton Rouge-East Baton Rouge-Ascension-Livingston- Assumption-St. James-St. John The Baptist-Upper Lafourche-St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard-Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson-Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa-Southern Tangipahoa-Northwest St. Tammany-Southeast St. Tammany-Western Orleans-Eastern Orleans-Wilkinson-Amite-Pike-Walthall-Pearl River- Hancock-Harrison-Jackson- Including the cities of Convent, Gonzales, Dexter, Chalmette, Covington, Buras, Cut Off, Belle Chasse, White Castle, East New Orleans, Gramercy, Bayou Cane, Amite, Pascagoula, Raceland, Wakefield, Gloster, Waveland, Easleyville, McComb, McNeil, Montpelier, Livonia, Darlington, Gillsberg, Gulfport, Jackson, Spillman, Greensburg, Liberty, Port Allen, Diamondhead, Roseland, Hammond, Metairie, Salem, Boothville, Galliano, Chauvin, Kenner, St. Francisville, Enon, St. Martin, Clinton, Labadieville, Dulac, Thibodaux, Yscloskey, Myrtle Grove, Mandeville, Prairieville, Violet, Dolorosa, Donaldsonville, Lutcher, Ocean Springs, Robert, Bogalusa, Larose, Poplarville, Tylertown, Centreville, Destrehan, Baton Rouge, New Roads, Lettsworth, Picayune, Paincourtville, Pointe A La Hache, Bay St. Louis, Leeville, Franklinton, Gautier, Slidell, Walker, Felps, Laplace, Woodville, Denham Springs, New Orleans, Montegut, Wilmer, Golden Meadow, Cocodrie, Venice, Lacombe, Plaquemine, Fort Adams, Brusly, Bayou Sorrel, Kentwood, Pierre Part, Watson, Houma, Addis, Smithdale, Moss Point, Ponchatoula, Crossroads, Norco, Reserve, Port Sulphur, and Empire 313 AM CDT Sat Aug 28 2021 ...FLASH FLOOD WATCH IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY MORNING... The National Weather Service in New Orleans has issued a * Flash Flood Watch for portions of southeast Louisiana and Mississippi, including the following areas and parishes, in southeast Louisiana, Ascension, Assumption, East Baton Rouge, East Feliciana, Eastern Orleans, Iberville, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northern Tangipahoa, Northwest St. Tammany, Pointe Coupee, Southeast St. Tammany, Southern Tangipahoa, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana and Western Orleans. In Mississippi, Amite, Hancock, Harrison, Jackson, Pearl River, Pike, Walthall and Wilkinson. * From Sunday morning through Tuesday morning. * Excessive rainfall associated with Hurricane Ida will cause Flash Flooding for most areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ TDB
7 follow-up statements
376 WGUS64 KLIX 282118 FFALIX Flood Watch National Weather Service New Orleans LA 418 PM CDT Sat Aug 28 2021 ...Hurricane Ida to Bring Life Threatening Flash Flooding to the Area... .Hurricane Ida is expected to move right across southeast Louisiana and towards the LA/MS border near Natchez. On this path the band of heaviest rain is expected to move right across southeast Louisiana and portions of southwestern Mississippi and possibly coastal Mississippi. LAZ034>037-039-046>050-056>061-063>072-075>078-MSZ068>071-077- 080>082-292130- /O.CON.KLIX.FF.A.0013.210829T1200Z-210831T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington- Iberville-West Baton Rouge-East Baton Rouge-Ascension-Livingston- Assumption-St. James-St. John The Baptist-Upper Lafourche- St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard- Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson- Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa- Southern Tangipahoa-Northwest St. Tammany-Southeast St. Tammany- Western Orleans-Eastern Orleans-Wilkinson-Amite-Pike-Walthall- Pearl River-Hancock-Harrison-Jackson- Including the cities of New Roads, Lettsworth, Livonia, Spillman, St. Francisville, Wakefield, Jackson, Clinton, Felps, Darlington, Easleyville, Greensburg, Montpelier, Bogalusa, Enon, Franklinton, Bayou Sorrel, Plaquemine, White Castle, Port Allen, Addis, Brusly, Baton Rouge, Gonzales, Donaldsonville, Prairieville, Denham Springs, Watson, Walker, Pierre Part, Labadieville, Paincourtville, Convent, Lutcher, Gramercy, Laplace, Reserve, Thibodaux, Raceland, Larose, Destrehan, Norco, Metairie, Kenner, Belle Chasse, Chalmette, Violet, Houma, Bayou Cane, Chauvin, Cocodrie, Dulac, Montegut, Galliano, Cut Off, Golden Meadow, Leeville, Buras, Pointe A La Hache, Port Sulphur, Boothville, Venice, Empire, Myrtle Grove, Yscloskey, Amite, Kentwood, Roseland, Wilmer, Hammond, Robert, Ponchatoula, Mandeville, Covington, Lacombe, Slidell, New Orleans, East New Orleans, Centreville, Dolorosa, Fort Adams, Woodville, Gillsberg, Gloster, Smithdale, Liberty, McComb, Dexter, Salem, Tylertown, Crossroads, McNeil, Poplarville, Picayune, Bay St. Louis, Waveland, Diamondhead, Gulfport, Pascagoula, Ocean Springs, Moss Point, Gautier, and St. Martin 418 PM CDT Sat Aug 28 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY MORNING... The Flash Flood Watch continues for * portions of southeast Louisiana and Mississippi, including the following areas, in southeast Louisiana, Ascension, Assumption, East Baton Rouge, East Feliciana, Eastern Orleans, Iberville, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northern Tangipahoa, Northwest St. Tammany, Pointe Coupee, Southeast St. Tammany, Southern Tangipahoa, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana, and Western Orleans. In Mississippi, Amite, Hancock, Harrison, Jackson, Pearl River, Pike, Walthall, and Wilkinson. * from Sunday morning through Tuesday morning * Excessive rainfall associated with Hurricane Ida will cause Flash Flooding for most areas. * Portions of southeast Louisiana and southern Mississippi could drop 10-20 inches of rain with locally higher amounts possible in less than 24 hours. If this falls directly over some of our quicker responding rivers or the city of New Orleans dangerous flash flooding conditions will occur. Winds will be dangerous and you may not be able to move to higher ground. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
363 WGUS64 KLIX 290333 FFALIX Flood Watch National Weather Service New Orleans LA 1033 PM CDT Sat Aug 28 2021 ...Hurricane Ida to Bring Life Threatening Flash Flooding to the Area... .Hurricane Ida is expected to move right across southeast Louisiana and towards the LA/MS border near Natchez. On this path the band of heaviest rain is expected to move right across southeast Louisiana and portions of southwestern Mississippi and possibly coastal Mississippi. LAZ034>037-039-046>050-056>061-063>072-075>078-MSZ068>071-077- 080>082-291545- /O.CON.KLIX.FF.A.0013.210829T1200Z-210831T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington- Iberville-West Baton Rouge-East Baton Rouge-Ascension-Livingston- Assumption-St. James-St. John The Baptist-Upper Lafourche-St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard-Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson-Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa-Southern Tangipahoa-Northwest St. Tammany-Southeast St. Tammany-Western Orleans-Eastern Orleans-Wilkinson-Amite-Pike-Walthall-Pearl River- Hancock-Harrison-Jackson- Including the cities of Convent, Gonzales, Dexter, Chalmette, Covington, Buras, Cut Off, Belle Chasse, White Castle, East New Orleans, Gramercy, Bayou Cane, Amite, Pascagoula, Raceland, Wakefield, Gloster, Waveland, Easleyville, McComb, McNeil, Montpelier, Livonia, Darlington, Gillsberg, Gulfport, Jackson, Spillman, Greensburg, Liberty, Port Allen, Diamondhead, Roseland, Hammond, Metairie, Salem, Boothville, Galliano, Chauvin, Kenner, St. Francisville, Enon, St. Martin, Clinton, Labadieville, Dulac, Thibodaux, Yscloskey, Myrtle Grove, Mandeville, Prairieville, Violet, Dolorosa, Donaldsonville, Lutcher, Ocean Springs, Robert, Bogalusa, Larose, Poplarville, Tylertown, Centreville, Destrehan, Baton Rouge, New Roads, Lettsworth, Picayune, Paincourtville, Pointe A La Hache, Bay St. Louis, Leeville, Franklinton, Gautier, Slidell, Walker, Felps, Laplace, Woodville, Denham Springs, New Orleans, Montegut, Wilmer, Golden Meadow, Cocodrie, Venice, Lacombe, Plaquemine, Fort Adams, Brusly, Bayou Sorrel, Kentwood, Pierre Part, Watson, Houma, Addis, Smithdale, Moss Point, Ponchatoula, Crossroads, Norco, Reserve, Port Sulphur, and Empire 1033 PM CDT Sat Aug 28 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 AM CDT SUNDAY THROUGH TUESDAY MORNING... The Flash Flood Watch continues for * Portions of southeast Louisiana and Mississippi, including the following areas and parishes, in southeast Louisiana, Ascension, Assumption, East Baton Rouge, East Feliciana, Eastern Orleans, Iberville, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northern Tangipahoa, Northwest St. Tammany, Pointe Coupee, Southeast St. Tammany, Southern Tangipahoa, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana and Western Orleans. In Mississippi, Amite, Hancock, Harrison, Jackson, Pearl River, Pike, Walthall and Wilkinson. * From 7 AM CDT Sunday through Tuesday morning. * Excessive rainfall associated with Hurricane Ida will cause Flash Flooding for most areas. * Portions of southeast Louisiana and southern Mississippi could drop 10-20 inches of rain with locally higher amounts possible in less than 24 hours. If this falls directly over some of our quicker responding rivers or the city of New Orleans dangerous flash flooding conditions will occur. Winds will be dangerous and you may not be able to move to higher ground. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ TDB
403 WGUS64 KLIX 291000 FFALIX Flood Watch National Weather Service New Orleans LA 500 AM CDT Sun Aug 29 2021 ...Hurricane Ida to Bring Life Threatening Flash Flooding to the Area... .Hurricane Ida is expected to move right across southeast Louisiana and towards the LA/MS border near Natchez. On this path the band of heaviest rain is expected to move right across southeast Louisiana and portions of southwestern Mississippi and possibly coastal Mississippi. LAZ034>037-039-046>050-056>061-063>072-075>078-MSZ068>071-077- 080>082-292200- /O.CON.KLIX.FF.A.0013.210829T1200Z-210831T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington- Iberville-West Baton Rouge-East Baton Rouge-Ascension-Livingston- Assumption-St. James-St. John The Baptist-Upper Lafourche-St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard-Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson-Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa-Southern Tangipahoa-Northwest St. Tammany-Southeast St. Tammany-Western Orleans-Eastern Orleans-Wilkinson-Amite-Pike-Walthall-Pearl River- Hancock-Harrison-Jackson- Including the cities of Convent, Gonzales, Dexter, Chalmette, Covington, Buras, Cut Off, Belle Chasse, White Castle, East New Orleans, Gramercy, Bayou Cane, Amite, Pascagoula, Raceland, Wakefield, Gloster, Waveland, Easleyville, McComb, McNeil, Montpelier, Livonia, Darlington, Gillsberg, Gulfport, Jackson, Spillman, Greensburg, Liberty, Port Allen, Diamondhead, Roseland, Hammond, Metairie, Salem, Boothville, Galliano, Chauvin, Kenner, St. Francisville, Enon, St. Martin, Clinton, Labadieville, Dulac, Thibodaux, Yscloskey, Myrtle Grove, Mandeville, Prairieville, Violet, Dolorosa, Donaldsonville, Lutcher, Ocean Springs, Robert, Bogalusa, Larose, Poplarville, Tylertown, Centreville, Destrehan, Baton Rouge, New Roads, Lettsworth, Picayune, Paincourtville, Pointe A La Hache, Bay St. Louis, Leeville, Franklinton, Gautier, Slidell, Walker, Felps, Laplace, Woodville, Denham Springs, New Orleans, Montegut, Wilmer, Golden Meadow, Cocodrie, Venice, Lacombe, Plaquemine, Fort Adams, Brusly, Bayou Sorrel, Kentwood, Pierre Part, Watson, Houma, Addis, Smithdale, Moss Point, Ponchatoula, Crossroads, Norco, Reserve, Port Sulphur, and Empire 500 AM CDT Sun Aug 29 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING... The Flash Flood Watch continues for * Portions of southeast Louisiana and Mississippi, including the following areas and parishes, in southeast Louisiana, Ascension, Assumption, East Baton Rouge, East Feliciana, Eastern Orleans, Iberville, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northern Tangipahoa, Northwest St. Tammany, Pointe Coupee, Southeast St. Tammany, Southern Tangipahoa, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana and Western Orleans. In Mississippi, Amite, Hancock, Harrison, Jackson, Pearl River, Pike, Walthall and Wilkinson. * Through Tuesday morning. * Excessive rainfall associated with Hurricane Ida will cause Flash Flooding for most areas. * Portions of southeast Louisiana and southern Mississippi could drop 10-218inches of rain with an isolated 24inches in less than 24 hours. If this falls directly over some of our quicker responding rivers or the city of New Orleans dangerous flash flooding conditions will occur. Winds will be dangerous and you may not be able to move to higher ground. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ TDB
327 WGUS64 KLIX 292141 FFALIX Flood Watch National Weather Service New Orleans LA 441 PM CDT Sun Aug 29 2021 LAZ034>037-039-046>050-056>061-063>072-075>078-MSZ068>071-077- 080>082-301200- /O.CON.KLIX.FF.A.0013.000000T0000Z-210831T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington- Iberville-West Baton Rouge-East Baton Rouge-Ascension-Livingston- Assumption-St. James-St. John The Baptist-Upper Lafourche-St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard-Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson-Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa-Southern Tangipahoa-Northwest St. Tammany-Southeast St. Tammany-Western Orleans-Eastern Orleans-Wilkinson-Amite-Pike-Walthall-Pearl River- Hancock-Harrison-Jackson- Including the cities of Convent, Gonzales, Dexter, Chalmette, Covington, Buras, Cut Off, Belle Chasse, White Castle, East New Orleans, Gramercy, Bayou Cane, Amite, Pascagoula, Raceland, Wakefield, Gloster, Waveland, Easleyville, McComb, McNeil, Montpelier, Livonia, Darlington, Gillsberg, Gulfport, Jackson, Spillman, Greensburg, Liberty, Port Allen, Diamondhead, Roseland, Hammond, Metairie, Salem, Boothville, Galliano, Chauvin, Kenner, St. Francisville, Enon, St. Martin, Clinton, Labadieville, Dulac, Thibodaux, Yscloskey, Myrtle Grove, Mandeville, Prairieville, Violet, Dolorosa, Donaldsonville, Lutcher, Ocean Springs, Robert, Bogalusa, Larose, Poplarville, Tylertown, Centreville, Destrehan, Baton Rouge, New Roads, Lettsworth, Picayune, Paincourtville, Pointe A La Hache, Bay St. Louis, Leeville, Franklinton, Gautier, Slidell, Walker, Felps, Laplace, Woodville, Denham Springs, New Orleans, Montegut, Wilmer, Golden Meadow, Cocodrie, Venice, Lacombe, Plaquemine, Fort Adams, Brusly, Bayou Sorrel, Kentwood, Pierre Part, Watson, Houma, Addis, Smithdale, Moss Point, Ponchatoula, Crossroads, Norco, Reserve, Port Sulphur, and Empire 441 PM CDT Sun Aug 29 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING... The Flash Flood Watch continues for * Portions of southeast Louisiana and Mississippi, including the following areas and parishes, in southeast Louisiana, Ascension, Assumption, East Baton Rouge, East Feliciana, Eastern Orleans, Iberville, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northern Tangipahoa, Northwest St. Tammany, Pointe Coupee, Southeast St. Tammany, Southern Tangipahoa, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana and Western Orleans. In Mississippi, Amite, Hancock, Harrison, Jackson, Pearl River, Pike, Walthall and Wilkinson. * Through Tuesday morning. * Excessive rainfall associated with Hurricane Ida will cause Flash Flooding for most areas. * Portions of southeast Louisiana and southern Mississippi could receive 8 to 16 additional inches of rain with isolated amounts up to 20 inches. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ BW
576 WGUS64 KLIX 300949 FFALIX URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service New Orleans LA Issued by National Weather Service Jacksonville FL 449 AM CDT Mon Aug 30 2021 LAZ034>036-046>048-056-MSZ068-301100- /O.CAN.KLIX.FF.A.0013.000000T0000Z-210831T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pointe Coupee-West Feliciana-East Feliciana-Iberville- West Baton Rouge-East Baton Rouge-Assumption-Wilkinson- Including the cities of New Roads, Lettsworth, Livonia, Spillman, St. Francisville, Wakefield, Jackson, Clinton, Felps, Bayou Sorrel, Plaquemine, White Castle, Port Allen, Addis, Brusly, Baton Rouge, Pierre Part, Labadieville, Paincourtville, Centreville, Dolorosa, Fort Adams, and Woodville 449 AM CDT Mon Aug 30 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of southeast Louisiana and southern Mississippi has been cancelled. Heavy rainfall associated with Tropical Storm Ida has shifted east. $$ LAZ037-039-049-050-057>061-063>072-075>078-MSZ069>071-077-080>082- 310000- /O.EXT.KLIX.FF.A.0013.000000T0000Z-210831T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ St. Helena-Washington-Ascension-Livingston-St. James- St. John The Baptist-Upper Lafourche-St. Charles-Upper Jefferson- Upper Plaquemines-Upper St. Bernard-Upper Terrebonne- Lower Terrebonne-Lower Lafourche-Lower Jefferson- Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa- Southern Tangipahoa-Northwest St. Tammany-Southeast St. Tammany- Western Orleans-Eastern Orleans-Amite-Pike-Walthall-Pearl River- Hancock-Harrison-Jackson- Including the cities of Darlington, Easleyville, Greensburg, Montpelier, Bogalusa, Enon, Franklinton, Gonzales, Donaldsonville, Prairieville, Denham Springs, Watson, Walker, Convent, Lutcher, Gramercy, Laplace, Reserve, Thibodaux, Raceland, Larose, Destrehan, Norco, Metairie, Kenner, Belle Chasse, Chalmette, Violet, Houma, Bayou Cane, Chauvin, Cocodrie, Dulac, Montegut, Galliano, Cut Off, Golden Meadow, Leeville, Buras, Pointe A La Hache, Port Sulphur, Boothville, Venice, Empire, Myrtle Grove, Yscloskey, Amite, Kentwood, Roseland, Wilmer, Hammond, Robert, Ponchatoula, Mandeville, Covington, Lacombe, Slidell, New Orleans, East New Orleans, Gillsberg, Gloster, Smithdale, Liberty, McComb, Dexter, Salem, Tylertown, Crossroads, McNeil, Poplarville, Picayune, Bay St. Louis, Waveland, Diamondhead, Gulfport, Pascagoula, Ocean Springs, Moss Point, Gautier, and St. Martin 449 AM CDT Mon Aug 30 2021 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH LATE TONIGHT... The Flash Flood Watch is now in effect for * portions of southeast Louisiana and Mississippi, including the following areas, in southeast Louisiana, Ascension, Eastern Orleans, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northern Tangipahoa, Northwest St. Tammany, Southeast St. Tammany, Southern Tangipahoa, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, and Western Orleans. In Mississippi, Amite, Hancock, Harrison, Jackson, Pearl River, Pike, and Walthall. * through late tonight * Excessive rainfall associated with Hurricane Ida will cause Flash Flooding for most areas. * Portions of southeast Louisiana and southern Mississippi could receive 8 to 16 additional inches of rain with isolated amounts up to 20 inches. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
399 WGUS64 KLIX 301633 AAA FFALIX Flood Watch...UPDATED National Weather Service New Orleans LA Issued by National Weather Service Jacksonville FL 1133 AM CDT Mon Aug 30 2021 LAZ037-039-050-071-072-MSZ069>071-301745- /O.CAN.KLIX.FF.A.0013.000000T0000Z-210831T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ St. Helena-Washington-Livingston-Northern Tangipahoa- Southern Tangipahoa-Amite-Pike-Walthall- Including the cities of Darlington, Easleyville, Greensburg, Montpelier, Bogalusa, Enon, Franklinton, Denham Springs, Watson, Walker, Amite, Kentwood, Roseland, Wilmer, Hammond, Robert, Ponchatoula, Gillsberg, Gloster, Smithdale, Liberty, McComb, Dexter, Salem, and Tylertown 1133 AM CDT Mon Aug 30 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of southeast Louisiana and southern Mississippi has been cancelled. $$ LAZ049-057>061-063>070-075>078-MSZ077-080>082-311000- /O.CON.KLIX.FF.A.0013.000000T0000Z-210831T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Ascension-St. James-St. John The Baptist-Upper Lafourche- St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard- Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson- Lower Plaquemines-Lower St. Bernard-Northwest St. Tammany- Southeast St. Tammany-Western Orleans-Eastern Orleans-Pearl River- Hancock-Harrison-Jackson- Including the cities of Gonzales, Donaldsonville, Prairieville, Convent, Lutcher, Gramercy, Laplace, Reserve, Thibodaux, Raceland, Larose, Destrehan, Norco, Metairie, Kenner, Belle Chasse, Chalmette, Violet, Houma, Bayou Cane, Chauvin, Cocodrie, Dulac, Montegut, Galliano, Cut Off, Golden Meadow, Leeville, Buras, Pointe A La Hache, Port Sulphur, Boothville, Venice, Empire, Myrtle Grove, Yscloskey, Mandeville, Covington, Lacombe, Slidell, New Orleans, East New Orleans, Crossroads, McNeil, Poplarville, Picayune, Bay St. Louis, Waveland, Diamondhead, Gulfport, Pascagoula, Ocean Springs, Moss Point, Gautier, and St. Martin 1133 AM CDT Mon Aug 30 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... The Flash Flood Watch continues for * Portions of southeast Louisiana and Mississippi, including the following areas, in southeast Louisiana, Ascension, Eastern Orleans, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Northwest St. Tammany, Southeast St. Tammany, St. Charles, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, and Western Orleans. In Mississippi, Hancock, Harrison, Jackson, and Pearl River. * Through late tonight * Excessive rainfall associated with Ida may cause Flash Flooding. * Portions of southeast Louisiana and southern Mississippi could receive an additional 2 to 3 inches with isolated higher amounts of about 5 inches possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
674 WGUS64 KLIX 302138 FFALIX Flood Watch National Weather Service New Orleans LA Issued by National Weather Service Jacksonville FL 438 PM CDT Mon Aug 30 2021 LAZ049-057>061-063>070-075>078-MSZ077-080>082-302245- /O.CAN.KLIX.FF.A.0013.000000T0000Z-210831T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Ascension-St. James-St. John The Baptist-Upper Lafourche- St. Charles-Upper Jefferson-Upper Plaquemines-Upper St. Bernard- Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson- Lower Plaquemines-Lower St. Bernard-Northwest St. Tammany- Southeast St. Tammany-Western Orleans-Eastern Orleans-Pearl River- Hancock-Harrison-Jackson- Including the cities of Gonzales, Donaldsonville, Prairieville, Convent, Lutcher, Gramercy, Laplace, Reserve, Thibodaux, Raceland, Larose, Destrehan, Norco, Metairie, Kenner, Belle Chasse, Chalmette, Violet, Houma, Bayou Cane, Chauvin, Cocodrie, Dulac, Montegut, Galliano, Cut Off, Golden Meadow, Leeville, Buras, Pointe A La Hache, Port Sulphur, Boothville, Venice, Empire, Myrtle Grove, Yscloskey, Mandeville, Covington, Lacombe, Slidell, New Orleans, East New Orleans, Crossroads, McNeil, Poplarville, Picayune, Bay St. Louis, Waveland, Diamondhead, Gulfport, Pascagoula, Ocean Springs, Moss Point, Gautier, and St. Martin 438 PM CDT Mon Aug 30 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of southeast Louisiana and Mississippi has been cancelled. $$
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 2:36 AM CDT | Flood Watch | LIX | Assumption, East Baton Rouge, East Feliciana, Iberville, Orleans, Pointe Coupee and 9 more | 11 min |
| Aug 28, 10:05 AM CDT | River Flood Warning | LIX | East Baton Rouge, Livingston | 3 days |
| Aug 28, 10:05 AM CDT | River Flood Warning | LIX | East Baton Rouge | 3 days |
| Aug 28, 10:05 AM CDT | River Flood Warning | LIX | Saint Helena | 4 days |
| Aug 28, 10:05 AM CDT | River Flood Warning | LIX | East Baton Rouge | 5 days |
| Aug 28, 10:05 AM CDT | River Flood Warning | LIX | Ascension, Livingston | 3 days |
| Aug 28, 10:09 AM CDT | River Flood Warning | LIX | East Baton Rouge | 4 days |
| Aug 28, 10:24 AM CDT | River Flood Warning | LIX | Tangipahoa | 7 days |
| Aug 28, 10:24 AM CDT | River Flood Warning | LIX | Tangipahoa | 5 days |
| Aug 28, 10:24 AM CDT | River Flood Warning | LIX | Tangipahoa | 4 days |
| Aug 28, 10:24 AM CDT | River Flood Warning | LIX | Tangipahoa | 4 days |
| Aug 28, 10:47 AM CDT | River Flood Warning | LIX | Saint Tammany | 6 days |
| Aug 28, 10:47 AM CDT | River Flood Warning | LIX | Saint Tammany | 4 days |
| Aug 28, 10:52 AM CDT | River Flood Warning | LIX | Saint Tammany | 4 days |
| Aug 28, 10:52 AM CDT | River Flood Warning | LIX | Saint Tammany | 4 days |
| Aug 28, 11:06 AM CDT | River Flood Warning | LIX | Saint Helena | 4 days |
| Aug 28, 11:06 AM CDT | River Flood Warning | LIX | Saint Helena | 5 days |
| Aug 28, 11:06 AM CDT | River Flood Warning | LIX | Livingston | 6 days |
| Aug 28, 1:40 PM CDT | River Flood Warning | LIX | Livingston | 7 days |
| Aug 28, 1:40 PM CDT | River Flood Warning | LIX | Ascension, Livingston | 7 days |
| Aug 28, 10:24 AM CDT | River Flood Warning | LIX | Pike | 4 days |
| Aug 28, 11:34 AM CDT | River Flood Warning | LIX | Pearl River | 4 days |
| Aug 28, 11:34 AM CDT | River Flood Warning | LIX | Pearl River | 4 days |
Nearby
Flash Flood Watches in Louisiana, 2021Flash Flood Watches in Mississippi, 2021Every flash flood watch in 2021
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.