Alert archive / Louisiana / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 26, NWS New Orleans, LA

February 24, 2013Jefferson Parish, Lafourche Parish, Plaquemines Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Feb 24, 2013, 5:57 PM CST for Jefferson Parish, Lafourche Parish, Plaquemines Parish, Louisiana. It was in force for 48 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
Feb 24, 2013, 5:57 PM CST (23:57 UTC)
Expired
Feb 24, 2013, 6:45 PM CST
In force
48 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon

Counties Jefferson Parish, LA, Lafourche Parish, LA, Plaquemines Parish, LA

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Feb 24, 5:04 PM CST, 53 minutes earlier.

Area forecast discussion, Feb 24, 5:04 PM CST, 53 minutes before
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Hazardous weather outlook, Feb 24, 10:27 AM CST, 7 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1027 AM CST SUN FEB 24 2013

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>082-250430-
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-
1027 AM CST SUN FEB 24 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
LOUISIANA...SOUTH MISSISSIPPI AND THE ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

ANOTHER AREA OF LOW PRESSURE WILL BRING A WARM FRONT THROUGH THE
AREA THIS EVENING AND OVERNIGHT. WIDESPREAD SHOWERS AND A
ISOLATED THUNDERSTORMS ARE EXPECTED ACROSS SOUTHEAST LOUISIANA
AND SOUTHERN MISSISSIPPI LATE THIS EVENING THROUGH MONDAY MORNING
WITH THE HIGHEST AMOUNTS NORTH AND EAST OF LAKE PONTCHARTRAIN.
THEREFORE...A FLASH FLOOD WATCH IS IN EFFECT FOR EAST CENTRAL
LOUISIANA...EXTREME SOUTH CENTRAL AND COASTAL MISSISSIPPI LATE
TONIGHT THROUGH MONDAY NIGHT. A FEW STRONG STORMS WITH GUSTY WINDS
ARE POSSIBLE ALONG THE COAST LATE TONIGHT. OTHERWISE...SEVERE
WEATHER IS NOT ANTICIPATED TODAY OR TONIGHT.

MULTIPLE RIVER FLOOD WARNINGS REMAIN IN EFFECT ACROSS THE AREA.
REFER TO THE LATEST RIVER FLOOD WARNINGS AND STATEMENTS FOR
DETAILS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THERE WILL BE A SLIGHT RISK OF SEVERE WEATHER ON MONDAY AS THE
FRONT MOVES THROUGH THE AREA. AT THIS TIME...SOUTHEAST LOUISIANA
AND SOUTHERN MISSISSIPPI HAS THE RISK OF SEVERE WEATHER WITH ALL
MODES OF SEVERE WEATHER POSSIBLE MONDAY AND MONDAY EVENING. THE
MAIN TIME FRAME FOR SEVERE WEATHER WOULD BE MONDAY AND MONDAY
EVENING. IN ADDITION TO THE SEVERE WEATHER THREAT...HEAVY
RAINFALL IS POSSIBLE WITH ANOTHER 2 TO 4 INCHES EXPECTED ACROSS
MUCH OF THE AREA WITH LOCALLY HEAVIER RAINFALL POSSIBLE.

PLEASE REFER TO THE LATEST RIVER FLOOD STATEMENTS FOR ONGOING
FLOODING AT SEVERAL LOCATIONS THROUGH THE OUTLOOK PERIOD.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IS NOT EXPECTED THROUGH SUNDAY...
BUT MAY BE NEEDED EARLY MONDAY THROUGH MONDAY EVENING.

In the hours before

Special weather statement, Feb 24, 5:01 PM CST, 56 minutes before
LAZ059-065>067-250000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
501 PM CST SUN FEB 24 2013

...STRONG THUNDERSTORM MOVING NORTHEAST AFFECTING UPPER TERREBONNE
PARISH...UPPER LAFOURCHE PARISH...LOWER LAFOURCHE PARISH...LOWER
TERREBONNE PARISH...

AT 500 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 20 MILES SOUTH OF HOUMA...OR ABOUT 9 MILES
SOUTHWEST OF DULAC...MOVING NORTHEAST AT 30 MPH.

THE STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND...COCODRIE...
LUMCON CENTER BUOY...DULAC...CHAUVIN...MONTEGUT...HOUMA...RACELAND...
MATHEWS...LOCKPORT AND LAROSE

THE PRIMARY THREATS FROM THIS STORM ARE FREQUENT LIGHTNING AND PEA TO
DIME SIZE HAIL. SEEK SHELTER IN A SAFE HOME OR BUILDING UNTIL THIS
STORM HAS PASSED.

BE PREPARED TO TAKE QUICK ACTION IF A WARNING IS ISSUED. STAY TUNED
TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL MEDIA OUTLETS FOR
FURTHER DETAILS OR UPDATES FROM THE NATIONAL WEATHER SERVICE.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 7:15 AM CSTFlash Flood WatchLIXAssumption, Iberville, Saint Bernard, Saint Helena, Saint James, Saint John the Baptist and 2 more39 hr
Feb 24, 2:51 PM CSTWind AdvisoryLIXSaint Bernard, Saint John the Baptist14 hr
Feb 24, 3:10 PM CSTSmall Craft AdvisoryLIX54 hr
Feb 24, 5:21 PM CSTSevere Thunderstorm WarningLIXLafourche, Terrebonne39 min
Feb 24, 5:40 PM CSTSevere Thunderstorm WarningLIXLafourche, Terrebonne50 min
Feb 23, 8:56 PM CSTRiver Flood WarningLIXHarrison4 days

Nearby

Severe Thunderstorm Warnings in Louisiana, 2013Every severe thunderstorm warning in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.