Alert archive / Louisiana / Coastal Flood Statements in 2012
Coastal Flood Statement 1, NWS New Orleans, LA
NWS New Orleans, LA issued this coastal flood statement at Mar 20, 2012, 5:24 AM CDT for Saint Bernard Parish, Louisiana. It took effect at Mar 20, 2012, 6:00 AM CDT. It was in force for 46 hr.
The area
The counties it named.
The facts
- Issued
- Mar 20, 2012, 5:24 AM CDT (10:24 UTC)
- In effect from
- Mar 20, 2012, 6:00 AM CDT
- Expired
- Mar 22, 2012, 3:50 AM CDT
- In force
- 46 hr
- Issued by
- NWS New Orleans, LA
County Saint Bernard Parish, LA
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 10.4 hours before the alert went out and 43 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
- 1265 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 587 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
416 WHUS44 KLIX 201024 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 524 AM CDT TUE MAR 20 2012 ...MINOR COASTAL FLOODING EXPECTED TODAY THROUGH WEDNESDAY... .WITH HIGH PRESSURE CENTERED OVER THE SOUTHEAST UNITED STATES AND STRENGTHENING LOW PRESSURE SYSTEM OVER THE SOUTHERN PLAINS...VERY STRONG SOUTHEAST WINDS ARE EXPECTED TO INCREASE TIDE LEVELS TODAY THROUGH WEDNESDAY. THESE STRONG WINDS WILL PERSIST THROUGH WEDNESDAY WITH SEVERAL ASTRONOMICAL HIGH TIDES EXPECTED. TIDE LEVELS UP TO 2 FEET CAN BE EXPECTED. EASING WIND SPEEDS WILL ALLOW TIDE LEVELS TO RECEDE ON THURSDAY. LAZ040-061>064-066>070-MSZ080>082-201830- /O.NEW.KLIX.CF.S.0001.120320T1100Z-120321T2300Z/ ST. TAMMANY-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES- UPPER ST. BERNARD-LOWER TERREBONNE-LOWER LAFOURCHE- LOWER JEFFERSON-LOWER PLAQUEMINES-LOWER ST. BERNARD-HANCOCK- HARRISON-JACKSON- 524 AM CDT TUE MAR 20 2012 ...A COASTAL FLOOD STATEMENT HAS BEEN ISSUED FOR COASTAL AREAS OF MISSISSIPPI AND SOUTHEAST LOUISIANA TODAY THROUGH WEDNESDAY... * COASTAL FLOODING: PREDICTED TIDE LEVELS UP TO 2 FEET ARE POSSIBLE WITH MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: AT THE TIME OF HIGH TIDE THIS AFTERNOON...AROUND MIDNIGHT TONIGHT AND AROUND NOON WEDNESDAY. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. HIGHEST TIDES ARE EXPECTED AROUND EACH HIGH TIDE. THE AFFECTED AREAS WILL BE THE LOWEST LYING...COASTAL SHELL ROADS...AND COMMUNITY ROADS AND DITCHES NEAR THE COAST FROM BAY ST LOUIS MISSISSIPPI TO PORT FOURCHON LOUISIANA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$
7 follow-up statements
248 WHUS44 KLIX 201915 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 215 PM CDT TUE MAR 20 2012 ...MINOR COASTAL FLOODING EXPECTED TODAY THROUGH WEDNESDAY... .MODERATE TO STRONG ONSHORE WINDS WILL RESULT IN ELEVATED TIDE LEVELS ALONG THE SOUTHEAST LOUISIANA AND MISSISSIPPI COASTS THROUGH WEDNESDAY...ESPECIALLY NEAR TIMES OF HIGH TIDE. WATER LEVELS WILL RECEDE WEDNESDAY NIGHT AND THURSDAY AS WINDS DECREASE. LAZ040-061>064-066>070-MSZ080>082-211100- /O.CON.KLIX.CF.S.0001.000000T0000Z-120321T2300Z/ ST. TAMMANY-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES- UPPER ST. BERNARD-LOWER TERREBONNE-LOWER LAFOURCHE- LOWER JEFFERSON-LOWER PLAQUEMINES-LOWER ST. BERNARD-HANCOCK- HARRISON-JACKSON- 215 PM CDT TUE MAR 20 2012 ...MINOR COASTAL FLOODING EXPECTED ALONG THE COASTAL AREAS OF MISSISSIPPI AND SOUTHEAST LOUISIANA THROUGH WEDNESDAY... * COASTAL FLOODING: WATER LEVELS AROUND 2 FEET ARE EXPECTED WITH LEVELS AS HIGH AS 2.5 TO 3.0 FEET POSSIBLE DURING HIGH TIDE. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: AT THE TIME OF HIGH TIDE THIS AFTERNOON...AROUND MIDNIGHT TONIGHT AND AROUND NOON WEDNESDAY. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. HIGHEST WATER LEVELS ARE EXPECTED AROUND EACH HIGH TIDE. THE AFFECTED AREAS WILL BE THE LOWEST LYING...COASTAL SHELL ROADS...AND COMMUNITY ROADS AND DITCHES NEAR THE COAST FROM BAY ST LOUIS MISSISSIPPI TO PORT FOURCHON LOUISIANA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$
132 WHUS44 KLIX 210929 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 429 AM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING EXPECTED TODAY... .MODERATE TO STRONG ONSHORE WINDS WILL RESULT IN ELEVATED TIDE LEVELS ALONG THE SOUTHEAST LOUISIANA AND MISSISSIPPI COASTS THROUGH TODAY...ESPECIALLY NEAR TIMES OF HIGH TIDE. WATER LEVELS WILL RECEDE LATER TONIGHT AND THURSDAY AS WINDS DECREASE. MSZ080-211730- /O.CAN.KLIX.CF.S.0001.000000T0000Z-120321T2300Z/ /O.NEW.KLIX.CF.W.0001.120321T0929Z-120322T0000Z/ HANCOCK- 429 AM CDT WED MAR 21 2012 ...COASTAL FLOOD WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...A COASTAL FLOOD WARNING HAS BEEN ISSUED FOR HANCOCK COUNTY... * COASTAL FLOODING: EMERGENCY MANAGER REPORTED COASTAL FLOODING WITH WATER BETWEEN 2 TO 4 INCHES COVERING SEVERAL SECONDARY ROADS IN BAY SAINT LOUIS AND TIDE WATERS ON BOTH SIDED OF HIGHWAY 603 IN HANCOCK COUNTY. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: COASTAL FLOODING EXIST EARLY THIS MORNING BEFORE SUNRISE. WATERS MAY RECEDE AS TIDE WATER LEVELS RESPOND TO THE ASTRONOMICAL LOW TIDE LATER THIS MORNING. COASTAL FLOODING WILL LIKELY EXIST AT THE TIME OF HIGH TIDE THIS AFTERNOON. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS AND ALONG THE COAST IN HANCOCK COUNTY. HIGHEST WATER LEVELS ARE EXPECTED THIS MORNING BEFORE SUNRISE AND AGAIN AROUND HIGH TIDE EARLY THIS AFTERNOON. THE AFFECTED AREAS WILL BE THE LOWEST LYING NEAR THE COAST FROM BAY ST LOUIS MISSISSIPPI TO LAKESHORE. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF COASTAL FLOODS...IF COASTAL FLOODING IS OBSERVED...ACT QUICKLY...MOVE INLAND TO ESCAPE FLOOD WATERS...DO NOT STAY ANYWHERE NEAR THE COAST WHEN WATER BEGINS RISING. ALL PERSONS IN THE COASTAL AREA SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY AND SHOULD BE READY TO MOVE TO HIGHER GROUND. REMAIN ALERT AND KEEP LISTENING TO YOUR RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR UPDATES. && $$ LAZ040-061>064-066>070-MSZ081-082-211730- /O.CON.KLIX.CF.S.0001.000000T0000Z-120321T2300Z/ ST. TAMMANY-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES- UPPER ST. BERNARD-LOWER TERREBONNE-LOWER LAFOURCHE- LOWER JEFFERSON-LOWER PLAQUEMINES-LOWER ST. BERNARD-HARRISON- JACKSON- 429 AM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING EXPECTED ALONG THE COASTAL AREAS OF MISSISSIPPI AND SOUTHEAST LOUISIANA THROUGH THIS AFTERNOON... * COASTAL FLOODING: WATER LEVELS AROUND 2 FEET ARE EXPECTED WITH LEVELS AS HIGH AS 2.5 TO 3.0 FEET POSSIBLE DURING HIGH TIDE. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: AT THE TIME OF HIGH TIDE THIS AFTERNOON. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. HIGHEST WATER LEVELS ARE EXPECTED AROUND EACH HIGH TIDE. THE AFFECTED AREAS WILL BE THE LOWEST LYING...COASTAL SHELL ROADS...AND COMMUNITY ROADS AND DITCHES NEAR THE COAST FROM THE MOUTH OF PEARL RIVER TO PORT FOURCHON LOUISIANA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$
849 WHUS44 KLIX 211617 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 1117 AM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING EXPECTED TODAY... .MODERATE TO STRONG ONSHORE WINDS WILL RESULT IN ELEVATED TIDE LEVELS ALONG THE SOUTHEAST LOUISIANA AND MISSISSIPPI COASTS THROUGH TODAY...ESPECIALLY NEAR TIMES OF HIGH TIDE. WATER LEVELS WILL RECEDE LATER TONIGHT AND THURSDAY AS WINDS DECREASE. MSZ080-220000- /O.CON.KLIX.CF.W.0001.000000T0000Z-120322T0000Z/ HANCOCK- 1117 AM CDT WED MAR 21 2012 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * COASTAL FLOODING: EMERGENCY MANAGER REPORTED COASTAL FLOODING WITH WATER BETWEEN 2 TO 4 INCHES COVERING SEVERAL SECONDARY ROADS IN BAY SAINT LOUIS AND TIDE WATERS ON BOTH SIDED OF HIGHWAY 603 IN HANCOCK COUNTY. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: COASTAL FLOODING EXIST EARLY THIS MORNING BEFORE SUNRISE. WATERS MAY RECEDE AS TIDE WATER LEVELS RESPOND TO THE ASTRONOMICAL LOW TIDE LATER THIS MORNING. COASTAL FLOODING WILL LIKELY EXIST AT THE TIME OF HIGH TIDE THIS AFTERNOON. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS AND ALONG THE COAST IN HANCOCK COUNTY. HIGHEST WATER LEVELS ARE EXPECTED THIS MORNING BEFORE SUNRISE AND AGAIN AROUND HIGH TIDE EARLY THIS AFTERNOON. THE AFFECTED AREAS WILL BE THE LOWEST LYING NEAR THE COAST FROM BAY ST LOUIS MISSISSIPPI TO LAKESHORE. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF COASTAL FLOODS...IF COASTAL FLOODING IS OBSERVED... ACT QUICKLY...MOVE INLAND TO ESCAPE FLOOD WATERS...DO NOT STAY ANYWHERE NEAR THE COAST WHEN WATER BEGINS RISING. ALL PERSONS IN THE COASTAL AREA SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY AND SHOULD BE READY TO MOVE TO HIGHER GROUND. REMAIN ALERT AND KEEP LISTENING TO YOUR RADIO... TELEVISION...OR NOAA WEATHER RADIO FOR UPDATES. && $$ LAZ040-061>064-066>070-MSZ081-082-212300- /O.CON.KLIX.CF.S.0001.000000T0000Z-120321T2300Z/ ST. TAMMANY-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES- UPPER ST. BERNARD-LOWER TERREBONNE-LOWER LAFOURCHE- LOWER JEFFERSON-LOWER PLAQUEMINES-LOWER ST. BERNARD-HARRISON- JACKSON- 1117 AM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING POSSIBLE... * COASTAL FLOODING: WATER LEVELS AROUND 2 FEET ARE EXPECTED WITH LEVELS AS HIGH AS 2.5 TO 3.0 FEET POSSIBLE DURING HIGH TIDE. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: AT THE TIME OF HIGH TIDE THIS AFTERNOON. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. HIGHEST WATER LEVELS ARE EXPECTED AROUND EACH HIGH TIDE. THE AFFECTED AREAS WILL BE THE LOWEST LYING...COASTAL SHELL ROADS...AND COMMUNITY ROADS AND DITCHES NEAR THE COAST FROM THE MOUTH OF PEARL RIVER TO PORT FOURCHON LOUISIANA. IN ADDITION WATER IS STARTING TO LAP UP OVER THE SEA WALL ON LAKESHORE DRIVE IN MANDEVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$ CAB
861 WHUS44 KLIX 211901 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 201 PM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING OCCURRING AT THIS TIME... .MODERATE TO STRONG ONSHORE WINDS WILL RESULT IN ELEVATED TIDE LEVELS ALONG THE SOUTHEAST LOUISIANA AND MISSISSIPPI COASTS THROUGH TODAY...ESPECIALLY NEAR TIMES OF HIGH TIDE. WATER LEVELS WILL RECEDE LATER TONIGHT AND THURSDAY AS WINDS DECREASE. MSZ080-220000- /O.CON.KLIX.CF.W.0001.000000T0000Z-120322T0000Z/ HANCOCK- 201 PM CDT WED MAR 21 2012 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * COASTAL FLOODING: EMERGENCY MANAGER REPORTED SOME STREET FLOODING IN THE SHORELINE PARK SUBDIVISION AND ALONG HIGHWAY 603 IN HANCOCK COUNTY. * TIMING: COASTAL FLOODING CAN BE EXPECTED TO CONTINUE WHILE ONSHORE FLOW PREVAILS THIS AFTERNOON. WATER LEVELS SHOULD BE ABLE TO LOWER AFTER A WIND SHIFT TO A WEST AND NORTHWEST WIND. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS AND ALONG THE COAST IN HANCOCK COUNTY. HIGHEST WATER LEVELS ARE EXPECTED THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... ALL PERSONS IN THE COASTAL AREA SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY AND SHOULD BE READY TO MOVE TO HIGHER GROUND. REMAIN ALERT AND KEEP LISTENING TO YOUR RADIO... TELEVISION...OR NOAA WEATHER RADIO FOR UPDATES. && $$ LAZ040-061>064-066>070-MSZ081-082-212300- /O.CON.KLIX.CF.S.0001.000000T0000Z-120321T2300Z/ ST. TAMMANY-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES- UPPER ST. BERNARD-LOWER TERREBONNE-LOWER LAFOURCHE- LOWER JEFFERSON-LOWER PLAQUEMINES-LOWER ST. BERNARD-HARRISON- JACKSON- 201 PM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING POSSIBLE THIS AFTERNOON... * COASTAL FLOODING: WATER LEVELS AROUND 2 FEET ARE EXPECTED WITH LEVELS AS HIGH AS 2.5 TO 3.0 FEET POSSIBLE DURING HIGH TIDE. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: AT THE TIME OF HIGH TIDE THIS AFTERNOON. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. HIGHEST WATER LEVELS ARE EXPECTED AROUND EACH HIGH TIDE. THE AFFECTED AREAS WILL BE THE LOWEST LYING...COASTAL SHELL ROADS...AND COMMUNITY ROADS AND DITCHES NEAR THE COAST FROM THE MOUTH OF PEARL RIVER TO PORT FOURCHON LOUISIANA. IN ADDITION WATER IS STARTING TO LAP UP OVER THE SEA WALL ON LAKESHORE DRIVE IN MANDEVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$
082 WHUS44 KLIX 212007 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 307 PM CDT WED MAR 21 2012 ...MINOR COASTAL FLOODING OCCURRING AT THIS TIME... .MODERATE TO STRONG ONSHORE WINDS HAVE RESULTED IN ELEVATED TIDE LEVELS ALONG THE SOUTHEAST LOUISIANA AND MISSISSIPPI COASTS THROUGH TODAY...ESPECIALLY NEAR TIMES OF HIGH TIDE. WATER LEVELS WILL RECEDE TONIGHT AND THURSDAY AS WINDS DECREASE. MSZ080-220415- /O.EXT.KLIX.CF.W.0001.000000T0000Z-120322T1200Z/ HANCOCK- 307 PM CDT WED MAR 21 2012 ...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 7 AM CDT THURSDAY... * COASTAL FLOODING: EMERGENCY MANAGER REPORTED SOME STREET FLOODING IN THE SHORELINE PARK SUBDIVISION AND ALONG HIGHWAY 603 IN HANCOCK COUNTY. * TIMING: COASTAL FLOODING CAN BE EXPECTED TO CONTINUE WHILE ONSHORE FLOW PREVAILS THIS AFTERNOON. WATER LEVELS SHOULD BE ABLE TO LOWER AFTER A WIND SHIFT TO A WEST AND NORTHWEST WIND. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS AND ALONG THE COAST IN HANCOCK COUNTY. HIGHEST WATER LEVELS ARE EXPECTED THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... ALL PERSONS IN THE COASTAL AREA SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY AND SHOULD BE READY TO MOVE TO HIGHER GROUND. REMAIN ALERT AND KEEP LISTENING TO YOUR RADIO... TELEVISION...OR NOAA WEATHER RADIO FOR UPDATES. && $$ LAZ040-061>064-066>070-MSZ081-082-220415- /O.EXT.KLIX.CF.S.0001.000000T0000Z-120322T1200Z/ ST. TAMMANY-UPPER JEFFERSON-ORLEANS-UPPER PLAQUEMINES- UPPER ST. BERNARD-LOWER TERREBONNE-LOWER LAFOURCHE- LOWER JEFFERSON-LOWER PLAQUEMINES-LOWER ST. BERNARD-HARRISON- JACKSON- 307 PM CDT WED MAR 21 2012 ...COASTAL FLOODING WILL BEGIN TO ABATE... * COASTAL FLOODING: WATER LEVELS AROUND 2 FEET ARE EXPECTED WITH DURING HIGH TIDE. MINOR COASTAL INUNDATION OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES. * TIMING: AT THE TIME OF HIGH TIDE THIS AFTERNOON. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. HIGHEST WATER LEVELS ARE EXPECTED AROUND EACH HIGH TIDE. THE AFFECTED AREAS WILL BE THE LOWEST LYING...COASTAL SHELL ROADS...AND COMMUNITY ROADS AND DITCHES NEAR THE COAST FROM THE MOUTH OF PEARL RIVER TO PORT FOURCHON LOUISIANA. IN ADDITION WATER HAS SPLASHED OVER THE THE SEA WALL ON LAKESHORE DRIVE IN MANDEVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$
763 WHUS44 KLIX 220553 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 1253 AM CDT THU MAR 22 2012 ...MINOR COASTAL FLOODING OCCURRING ALONG THE SOUTHERN SHORES OF LAKE PONTCHARTRAIN... .HIGH WATER LEVELS IN LAKE PONTCHARTRAIN...COMBINED WITH NORTHWEST WINDS ARE LEADING TO MINOR COASTAL FLOODING ALONG THE SOUTHSHORE OF LAKE PONTCHARTRAIN OUTSIDE OF THE HURRICANE PROTECTION SYSTEM. WATER LEVELS WILL SLOWLY RECEDE THURSDAY MORNING. MSZ080-220700- /O.CAN.KLIX.CF.W.0001.000000T0000Z-120322T1200Z/ HANCOCK- 1253 AM CDT THU MAR 22 2012 ...COASTAL FLOOD WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS CANCELLED THE COASTAL FLOOD WARNING. WATER LEVELS HAVE BEGUN TO DROP TONIGHT...AND WILL CONTINUE TO FALL THROUGH THE EARLY MORNING HOURS AS NORTHWEST WINDS DEVELOP. $$ LAZ040-063-064-066>070-MSZ081-082-220700- /O.CAN.KLIX.CF.S.0001.000000T0000Z-120322T1200Z/ ST. TAMMANY-UPPER PLAQUEMINES-UPPER ST. BERNARD-LOWER TERREBONNE- LOWER LAFOURCHE-LOWER JEFFERSON-LOWER PLAQUEMINES- LOWER ST. BERNARD-HARRISON-JACKSON- 1253 AM CDT THU MAR 22 2012 ...TIDE LEVELS HAVE BEGUN TO FALL TONIGHT... NORTHWEST WINDS THAT DEVELOPED TONIGHT HAVE ALLOWED TIDE LEVELS TO FALL. THESE FALLING TIDE LEVELS HAVE PROMPTED THE CANCELLATION OF THE COASTAL FLOOD STATEMENT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$ LAZ061-062-221200- /O.CON.KLIX.CF.S.0001.000000T0000Z-120322T1200Z/ UPPER JEFFERSON-ORLEANS- 1253 AM CDT THU MAR 22 2012 ...MINOR COASTAL FLOODING CONTINUES ALONG THE SOUTHSHORE OF LAKE PONTCHARTRAIN... * COASTAL FLOODING: WATER LEVELS ARE ABOUT 2 FEET ABOVE NORMAL ON LAKE PONTCHATRAIN. NORTHWEST WINDS ARE PUSHING THIS HIGH WATER ONTO THE SOUTHSHORE OF LAKE PONCTHARTRAIN. MINOR COASTAL FLOODING OF LOW LYING AREAS IS EXPECTED OUTSIDE OF HURRICANE PROTECTION LEVEES WILL BE POSSIBLE. * TIMING: THROUGH THE EARLY MORNING HOURS. * IMPACTS: MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$
667 WHUS44 KLIX 220850 CFWLIX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 350 AM CDT THU MAR 22 2012 ...COASTAL FLOODING NO LONGER EXPECTED... .THE THREAT OF COASTAL FLOODING ALONG THE SOUTHSHORE OF LAKE PONTCHARTRAIN HAS DIMINISHED GREATLY AS NORTHWEST WINDS CONTINUE TO PUSH WATER OUT OF THE LAKE. TIDE LEVELS HAVE FALLEN WELL BELOW FLOOD STAGE THIS MORNING AND WILL CONTINUE TO FALL THROUGH THE DAY. LAZ061-062-221000- /O.CAN.KLIX.CF.S.0001.000000T0000Z-120322T1200Z/ UPPER JEFFERSON-ORLEANS- 350 AM CDT THU MAR 22 2012 ...COASTAL FLOODING NO LONGER EXPECTED... TIDE LEVELS CONTINUE TO FALL THIS MORNING...AS NORTHWEST WINDS PUSH THE HIGH WATER OUT OF THE LAKE AND INTO THE GULF OF MEXICO. TIDE READINGS ARE WELL BELOW FLOOD STAGE...AND WILL CONTINUE TO FALL THROUGH THD DAY. AS A RESULT...COASTAL FLOODING IS NO LONGER EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD STATEMENT INDICATES THAT STRONG WINDS AND TIDES WILL COMBINE TO GENERATE MINOR COASTAL INUNDATION OF LOW LYING AREAS OUTSIDE OF HURRICANE PROTECTION LEVEES. $$ 32
What forecasters said that day
The local office's own words before this coastal flood statement 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 coastal flood statement went out at Mar 20, 5:11 AM CDT, 13 minutes earlier.
Area forecast discussion, Mar 20, 5:11 AM CDT, 13 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW ORLEANS LA
511 AM CDT TUE MAR 20 2012
.SHORT TERM...
A CLOSED LOW IS MAKING ITS WAY INTO THE PLAINS THIS MORNING AND
HIGH PRESSURE IS OFF TO THE EAST OF THE AREA. THESE TWO FEATURES
WILL WORK TOGETHER TO PRODUCE A WINDY DAY TODAY. STRONG PRESSURE
GRADIENT WINDS OF 25 TO 30 MPH WITH HIGHER GUSTS UP TO 40 MPH ARE
EXPECTED TO IMPACT THE FORECAST AREA TODAY. A WIND ADVISORY IS IN
EFFECT TODAY FOR ALL AREAS EXCEPT FOR THE COASTAL MISSISSIPPI
COUNTIES WHERE WINDS ARE EXPECTED TO STAY JUST BELOW WIND ADVISORY
CRITERIA. EXPECT HIGHS INTO THE LOW 80S AND A CHANCE OF AN
AFTERNOON SHOWER MAINLY IN THE WESTERN PORTIONS OF THE CWA.
SHOWERS AND THUNDERSTORMS ARE ONGOING ACROSS EAST TEXAS AND WESTERN
ARKANSAS THIS MORNING. NUMEROUS FLASH FLOOD WARNINGS HAVE BEEN
ISSUED. THAT COULD BE WHAT WE HAVE TO FACE ON WEDNESDAY AFTERNOON
INTO THURSDAY. A SLOW MOVING COLD FRONT ASSOCIATED WITH THE UPPER
LOW IN THE PLAINS WILL SLOWLY MOVE INTO THE REGION. DEEP LAYER
MOISTURE IN CONJUNCTION WITH FAVORABLE WIND PROFILES AND LIFT WILL
SET THE STAGE FOR A HEAVY RAIN EVENT FOR THE REGION. THIS SETUP IS
FAVORABLE FOR SLOW MOVING THUNDERSTORMS TO TRAIN OVER THE SAME
AREAS WEDNESDAY AND THURSDAY. IN ANTICIPATION OF SOME FLOODING
ISSUES HAVE ELECTED TO POST A FLASH FLOOD WATCH FOR ALL AREAS
EXCLUDING THE COASTAL MISSISSIPPI COUNTIES BEGINNING WEDNESDAY
MORNING THROUGH THURSDAY MORNING. AVERAGE RAINFALL AMOUNTS OF 2 TO
4 INCHES CAN BE EXPECTED THROUGH THURSDAY. LOCALLY HEAVIER AMOUNTS
OF 6 INCHES OR MORE ARE POSSIBLE ESPECIALLY ALONG AND WEST OF
INTERSTATE 55. AS FOR THE SEVERE THUNDERSTORM THREAT SPC HAS
OUTLINED A SLIGHT RISK FOR SEVERE STORMS ON THE DAY 2 OUTLOOK BUT THE
MAIN THREAT WITH THIS SYSTEM IS THE HEAVY RAIN. THERE STILL IS
SOME UNCERTAINTY WHERE THE HEAVIEST RAINFALL WILL SETUP BUT
EVERYONE SHOULD MONITOR THE FORECAST FOR ANY CHANGES.
.LONG TERM...
CONDITIONS SHOULD BE IMPROVING BY FRIDAY AS THE BOUNDARY SLOWLY
MOVES EASTWARD. THE BOUNDARY STALLS OVER THE CWA ON FRIDAY AND
THIS WILL CONTINUE TO BE THE FOCUS OF SHOWERS AND THUNDERSTORMS
THROUGH SATURDAY. HOWEVER THESE THUNDERSTORMS WILL BE MORE
DIURNALLY DRIVEN. WILL CALL FOR CHANCE POPS FOR FRIDAY AND
ONLY A SLIGHT CHANCE ON SATURDAY. THE UPPER LOW WILL MOVE IN TO
THE MID ATLANTIC STATES BY SUNDAY AND THE BOUNDARY FINALLY MOVES
THROUGH BRINGING IN SOME DRIER AIR INTO THE REGION. EXPECT MOSTLY
SUNNY TO PARTLY CLOUDY SKIES SUNDAY THROUGH TUESDAY. EXPECT TEMPERATURES
TO RUN ABOVE NORMAL DURING THE DAY AND LOWS IN THE UPPER 50S TO
LOW 60S.
&&
.AVIATION...
MVFR TO IFR CONDITIONS WILL PREVAIL THROUGH THIS MORNING WITH VFR
CONDITIONS RETURNING BY LATE MORNING AND AFTERNOON HOURS. TIGHT
PRESSURE GRADIENT WILL LIKELY YIELD WINDY CONDITIONS TODAY WITH
GUSTS OVER 30 KNOTS POSSIBLE. A FEW SHOWERS MAY AFFECT THE KBTR AND
KMCB TERMINAL BY LATE AFTERNOON AND EVENING. AN INCREASE IN RAIN
CHANCES WILL OCCUR AT BTR FROM 06Z WED TO 12Z WED. 18
&&
.MARINE...
SMALL CRAFT ADVISORY ARE POSTED FOR ALL OF THE WATERS THROUGH LATE
WEDNESDAY/THURSDAY. A TIGHT PRESSURE GRADIENT IS EXPECTED TO DEVELOP
ACROSS THE REGION AND YIELD SOUTHEAST WINDS OF 20 TO 25 KNOTS WITH
HIGHER GUSTS. ADDITIONALLY...SEAS WILL BUILD AS A COMBINATION OF
WIND WAVES AND SWELL PUSH SEAS UP TO ABOVE 10 FEET OVER THE OUTER
WATERS. IN THE SOUNDS AND LAKES...WAVES OF UP TO 5 FEET WILL BE
POSSIBLE. PRESSURE GRADIENT WILL RELAX AND WINDS WILL DIMINISH
GRADUALLY LATE WEDNESDAY NIGHT INTO THURSDAY. HOWEVER...SEAS WILL
TAKE LONGER TO FALL OFF...WITH SMALL CRAFT CONDITIONS EXPECTED TO
LINGER INTO THURSDAY MORNING. WINDS WILL CONTINUE TO WEAKEN ON
SATURDAY AND SUNDAY...WITH WINDS DROPPING INTO THE 10 KNOT RANGE AND
SEAS FALLING TO AROUND 2 TO 4 FEET OFFSHORE.
CONTINUOUS SOUTHEAST WINDS OF 20 TO 25 KNOTS WILL CAUSE TIDE LEVELS
TO INCREASE TODAY THROUGH LATE WEDNESDAY. TIDE LEVELS AT WAVELAND
ARE 2.36 FEET AT 4AM FALLING OUT FROM HIGH TIDE EARLY THIS
MORNING... WELL BEFORE THE PREDICTED STRONGEST WINDS. WILL ISSUE A
COASTAL FLOOD STATEMENT FOR TIDE LEVELS 1 TO 2 FEET ABOVE NORMAL
THROUGH WEDNESDAY. 18
DECISION SUPPORT...
DSS CODE...YELLOW...FLASH FLOOD WATCH FOR SOUTHEAST LOUISIANA AND
SOUTHWEST MISSISSIPPI. STRONG SOUTHERLY WINDS
HAVE PROMPTED OUR OFFICE TO ISSUE WIND ADVISORY
COASTAL FLOOD STATEMENT.
DEPLOYED...NONE.
ACTIVATION..NONE.
ACTIVITIES...SUPPORTING OIL SPILL OPERATIONS NEAR BARATARIA BAY.
CHECK BELOW FOR LATEST LONG FUSED PRODUCTS
DECISION SUPPORT SERVICES (DSS) CODE LEGEND
GREEN = NO WEATHER IMPACTS THAT REQUIRE ACTION
BLUE = LONG FUSED WATCH/WARNING/ADVISORY IN EFFECT OR HIGH
VISIBILITY EVENT
YELLOW = HEIGHTENED IMPACTS WITH SHORT FUSED
WATCH/WARNING/ADVISORY ISSUANCES; RADAR SUPPORT
ORANGE = HIGH IMPACTS - SLIGHT TO MODERATE RISK SEVERE; NEARBY
TROPICAL EVENTS; HAZMAT OR OTHER LARGE EPISODES
RED = FULL ENGAGEMENT FOR MODERATE TO HIGH RISK SVR AND/OR
DIRECT TROPICAL THREATS; EVENTS OF NATIONAL SIGNIFICANCE
&&
.PRELIMINARY POINT TEMPS/POPS...
MCB 84 65 76 63 / 30 40 90 80
BTR 84 67 77 63 / 40 70 90 90
ASD 81 67 79 66 / 20 30 90 80
MSY 82 69 80 67 / 20 40 90 90
GPT 78 67 78 66 / 10 30 90 80
PQL 80 67 80 66 / 10 10 90 80
&&
.LIX WATCHES/WARNINGS/ADVISORIES...
LA...WIND ADVISORY FROM 10 AM TUESDAY TO 6 PM TUESDAY FOR THE
FOLLOWING ZONES: ASCENSION...ASSUMPTION...EAST BATON
ROUGE...EAST FELICIANA...IBERVILLE...LIVINGSTON...LOWER
JEFFERSON...LOWER LAFOURCHE...LOWER PLAQUEMINES...LOWER ST.
BERNARD...LOWER TERREBONNE...NORTHERN
TANGIPAHOA...ORLEANS...POINTE COUPEE...SOUTHERN
TANGIPAHOA...ST. CHARLES...ST. HELENA...ST. JAMES...ST.
JOHN THE BAPTIST...ST. TAMMANY...UPPER JEFFERSON...UPPER
LAFOURCHE...UPPER PLAQUEMINES...UPPER ST. BERNARD...UPPER
TERREBONNE...WASHINGTON...WEST BATON ROUGE...AND WEST
FELICIANA.
FLASH FLOOD WATCH FROM 7 AM WEDNESDAY TO NOON THURSDAY FOR THE
FOLLOWING ZONES: ASCENSION...ASSUMPTION...EAST BATON
ROUGE...EAST FELICIANA...IBERVILLE...LIVINGSTON...LOWER
JEFFERSON...LOWER LAFOURCHE...LOWER PLAQUEMINES...LOWER ST.
BERNARD...LOWER TERREBONNE...NORTHERN
TANGIPAHOA...ORLEANS...POINTE COUPEE...SOUTHERN
TANGIPAHOA...ST. CHARLES...ST. HELENA...ST. JAMES...ST.
JOHN THE BAPTIST...ST. TAMMANY...UPPER JEFFERSON...UPPER
LAFOURCHE...UPPER PLAQUEMINES...UPPER ST. BERNARD...UPPER
TERREBONNE...WASHINGTON...WEST BATON ROUGE...AND WEST
FELICIANA.
GM...SMALL CRAFT ADVISORY UNTIL 7 AM WEDNESDAY FOR THE FOLLOWING
ZONES: LAKE BORGNE...LAKE PONTCHARTRAIN AND LAKE
MAUREPAS...AND MISSISSIPPI SOUND.
SMALL CRAFT ADVISORY UNTIL 7 PM THURSDAY FOR THE FOLLOWING
ZONES: BRETON SOUND...CHANDELEUR SOUND...COASTAL WATERS
FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI
RIVER OUT 20 NM...COASTAL WATERS FROM PASCAGOULA MS TO
STAKE ISLAND LA FROM 20 TO 60 NM...COASTAL WATERS FROM
PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM...COASTAL WATERS
FROM PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM 20 TO 60
NM...COASTAL WATERS FROM PORT FOURCHON TO LOWER ATCHAFALAYA
RIVER OUT 20 NM...COASTAL WATERS FROM STAKE ISLAND LA TO
THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60
NM...COASTAL WATERS FROM THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER TO PORT FOURCHON FROM 20 TO 60 NM...AND
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI
RIVER TO PORT FOURCHON OUT 20 NM.
MS...FLASH FLOOD WATCH FROM 7 AM WEDNESDAY TO NOON THURSDAY FOR THE
FOLLOWING ZONES: AMITE...PIKE...WALTHALL...AND WILKINSON.
WIND ADVISORY FROM 10 AM TUESDAY TO 6 PM TUESDAY FOR THE
FOLLOWING ZONES:
AMITE...HANCOCK...HARRISON...JACKSON...PEARL
RIVER...PIKE...WALTHALL...AND WILKINSON.
GM...SMALL CRAFT ADVISORY UNTIL 7 AM WEDNESDAY FOR THE FOLLOWING
ZONES: LAKE BORGNE...LAKE PONTCHARTRAIN AND LAKE
MAUREPAS...AND MISSISSIPPI SOUND.
SMALL CRAFT ADVISORY UNTIL 7 PM THURSDAY FOR THE FOLLOWING
ZONES: BRETON SOUND...CHANDELEUR SOUND...COASTAL WATERS
FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI
RIVER OUT 20 NM...COASTAL WATERS FROM PASCAGOULA MS TO
STAKE ISLAND LA FROM 20 TO 60 NM...COASTAL WATERS FROM
PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM...COASTAL WATERS
FROM PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM 20 TO 60
NM...COASTAL WATERS FROM PORT FOURCHON TO LOWER ATCHAFALAYA
RIVER OUT 20 NM...COASTAL WATERS FROM STAKE ISLAND LA TO
THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60
NM...COASTAL WATERS FROM THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER TO PORT FOURCHON FROM 20 TO 60 NM...AND
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI
RIVER TO PORT FOURCHON OUT 20 NM.
&&Hazardous weather outlook, Mar 20, 5:15 AM CDT, 9 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS LA 515 AM CDT TUE MAR 20 2012 GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-LAZ034>037- 039-040-046>050-056>072-MSZ068>071-077-080>082-211015- LAKE PONTCHARTRAIN AND LAKE MAUREPAS-MISSISSIPPI SOUND- LAKE BORGNE-CHANDELEUR SOUND-BRETON SOUND- COASTAL WATERS FROM PORT FOURCHON TO LOWER ATCHAFALAYA RIVER OUT 20 NM- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON OUT 20 NM- COASTAL WATERS FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM- COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM- COASTAL WATERS FROM PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM 20 TO 60 NM- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON FROM 20 TO 60 NM- COASTAL WATERS FROM STAKE ISLAND LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60 NM- COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA FROM 20 TO 60 NM-POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA- WASHINGTON-ST. TAMMANY-IBERVILLE-WEST BATON ROUGE- EAST BATON ROUGE-ASCENSION-LIVINGSTON-ASSUMPTION-ST. JAMES- ST. JOHN THE BAPTIST-UPPER LAFOURCHE-ST. CHARLES-UPPER JEFFERSON- ORLEANS-UPPER PLAQUEMINES-UPPER ST. BERNARD-UPPER TERREBONNE- LOWER TERREBONNE-LOWER LAFOURCHE-LOWER JEFFERSON- LOWER PLAQUEMINES-LOWER ST. BERNARD-NORTHERN TANGIPAHOA- SOUTHERN TANGIPAHOA-WILKINSON-AMITE-PIKE-WALTHALL-PEARL RIVER- HANCOCK-HARRISON-JACKSON- 515 AM CDT TUE MAR 20 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST LOUISIANA...SOUTH MISSISSIPPI AND THE ADJACENT COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT A WIND ADVISORY IS IN EFFECT TODAY FOR SOUTHEAST LOUISIANA AND EXTREME SOUTHWEST MISSISSIPPI. EXPECT SUSTAINED WINDS OF 25 TO 30 MPH WITH HIGHER GUST THROUGHOUT THE DAY. DRIVING CONDITIONS MAY BE DIFFICULT FOR OPERATORS OF HIGH PROFILE VEHICLES A SMALL CRAFT ADVISORY IS IN EFFECT FOR ALL OF THE COASTAL WATERS EXCLUDING THE TIDAL LAKES AND MISSISSIPPI SOUND. EXERCISE CAUTION HEADLINES ARE IN EFFECT FOR THE TIDAL LAKES AND MISSISSIPPI SOUND. A FLOOD WARNING IS IN EFFECT FOR THE ATCHAFALAYA RIVER NEAR MORGAN CITY. PLEASE REFER TO THE LATEST RIVER FLOOD STATEMENT FOR ADDITIONAL INFORMATION. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY HEAVY RAIN... A FLASH FLOOD WATCH IS IN EFFECT FOR SOUTHWEST MISSISSIPPI AND SOUTHEAST LOUISIANA BEGINNING WEDNESDAY MORNING THROUGH NOON THURSDAY. LOCALLY HEAVY RAINFALL IS EXPECTED...WITH THE AREA OF GREATEST RISK BEING ALONG AND WEST OF THE INTERSTATE 55 CORRIDOR. AVERAGE RAINFALL TOTALS THROUGH FRIDAY ARE EXPECTED TO BE 4 TO 6 INCHES ACROSS THE WESTERN HALF OF THE AREA AND 2 TO 4 INCHES ACROSS THE EASTERN HALF OF THE AREA. LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE. THUNDERSTORMS... A SLOW MOVING COLD FRONT WILL BRING SCATTERED TO NUMEROUS THUNDERSTORMS TO THE AREA WEDNESDAY THROUGH FRIDAY. WHILE WIDESPREAD SEVERE WEATHER IS NOT EXPECTED...A FEW THUNDERSTORMS COULD BECOME STRONG TO SEVERE WEDNESDAY NIGHT AND INTO THURSDAY... MAINLY ACROSS AREAS WEST OF THE INTERSTATE 55 CORRIDOR. THE GREATEST THREAT FROM ANY SEVERE STORMS WILL BE STRONG AND DAMAGING WIND GUSTS. PLEASE MONITOR FUTURE FORECASTS AND OUTLOOKS FOR UPDATES. MARINE... STRONG WINDS AND ROUGH SEAS WILL PRODUCE HAZARDOUS CONDITIONS OVER THE COASTAL WATERS THROUGH THURSDAY. A SMALL CRAFT ADVISORY WILL REMAIN IN EFFECT FOR THE TIDAL LAKES AND MISSISSIPPI SOUND TUESDAY AND TUESDAY NIGHT...AND FOR THE REMAINDER OF THE COASTAL WATERS THROUGH THURSDAY AFTERNOON. RIVER FLOODING... A FLOOD WARNING WILL REMAIN IN EFFECT FOR THE ATCHAFALAYA RIVER NEAR MORGAN CITY. PLEASE REFER TO THE LATEST RIVER FLOOD STATEMENTS AND FORECASTS FOR ADDITIONAL INFORMATION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 20, 4:19 AM CDT | Flash Flood Watch | LIX | Assumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more | 3 days |
Nearby
Coastal Flood Statements in Louisiana, 2012Coastal Flood Statements in Mississippi, 2012Every coastal flood statement in 2012
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.