Alert archive / Louisiana / Special Weather Statements in 2016
Special Weather Statement, NWS New Orleans, LA
NWS New Orleans, LA issued this special weather statement at Aug 4, 2016, 7:50 PM CDT for West Feliciana Parish, Louisiana. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 4, 2016, 7:50 PM CDT (00:50 UTC)
- Expired
- Aug 4, 2016, 8:15 PM CDT
- In force
- 25 min
- Issued by
- NWS New Orleans, LA
County West Feliciana Parish, LA
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 0.8 hours before the alert went out and 210 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
- 2212 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1632 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather 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 special weather statement went out at Aug 4, 7:14 PM CDT, 36 minutes earlier.
Area forecast discussion, Aug 4, 7:14 PM CDT, 36 minutes before
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</html>Hazardous weather outlook, Aug 4, 6:03 PM CDT, 1 hour 47 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS LA 603 PM CDT THU AUG 4 2016 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>082-051115- LAKE PONTCHARTRAIN AND LAKE MAUREPAS-MISSISSIPPI SOUND- LAKE BORGNE-CHANDELEUR SOUND-BRETON SOUND- COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER LA OUT 20 NM- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA OUT 20 NM- COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM- COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND OUT 20 NM- COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA RIVER LA FROM 20 TO 60 NM- COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA FROM 20 TO 60 NM- COASTAL WATERS FROM STAKE ISLAND LA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60 NM- COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND LOUISIANA OUT 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- 603 PM CDT THU AUG 4 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST LOUISIANA...SOUTH MISSISSIPPI AND THE ADJACENT COASTAL WATERS. .DAY ONE...TONIGHT ANY LINGERING THUNDERSTORMS ARE EXPECTED TO DISSIPATE BY 9 PM. OTHERWISE...NO HAZARDOUS WEATHER IS ANTICIPATED TONIGHT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SCATTERED THUNDERSTORMS ARE EXPECTED EACH DAY. A FEW STORMS COULD BE STRONG...WITH THE PRIMARY THREATS BEING STRONG WIND GUSTS...FREQUENT LIGHTNING AND HEAVY RAINFALL THAT MAY CAUSE SOME LOCALIZED FLOODING OF LOW LYING AND POORLY DRAINED AREAS. WATERSPOUT ACTIVITY WILL ALSO BE POSSIBLE EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. 24/RR
In the hours before
Special weather statement, Aug 4, 5:48 PM CDT, 2 hours 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 548 PM CDT THU AUG 4 2016 LAZ059-065>067-042315- UPPER LAFOURCHE-LOWER LAFOURCHE-UPPER TERREBONNE-LOWER TERREBONNE- 548 PM CDT THU AUG 4 2016 ...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL LAFOURCHE AND NORTHEASTERN TERREBONNE PARISHES... AT 548 PM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER MATHEWS...OR 11 MILES NORTHEAST OF HOUMA...MOVING SOUTH AT 10 MPH. WINDS IN EXCESS OF 40 MPH ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... HOUMA...LAROSE...CUT OFF...LOCKPORT...RACELAND...MATHEWS... BAYOU CANE AND MONTEGUT. TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. LAT...LON 2953 9075 2978 9069 2973 9036 2946 9034 TIME...MOT...LOC 2248Z 008DEG 10KT 2969 9057 24/RR
Special weather statement, Aug 4, 6:07 PM CDT, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 607 PM CDT THU AUG 4 2016 LAZ036-037-048-050-042330- LIVINGSTON-EAST FELICIANA-ST. HELENA-EAST BATON ROUGE- 607 PM CDT THU AUG 4 2016 ...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN LIVINGSTON... SOUTHWESTERN ST. HELENA...NORTHEASTERN EAST BATON ROUGE AND SOUTHEASTERN EAST FELICIANA PARISHES... AT 607 PM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER PRIDE...OR 7 MILES EAST OF ZACHARY...MOVING EAST AT 10 MPH. WINDS IN EXCESS OF 40 MPH ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... ZACHARY...PRIDE...WATSON AND GREENWELL SPRING. TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. LAT...LON 3059 9111 3077 9110 3080 9080 3053 9082 TIME...MOT...LOC 2307Z 272DEG 10KT 3068 9102 24/RR
Special weather statement, Aug 4, 6:15 PM CDT, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
615 PM CDT THU AUG 4 2016
LAZ059-065-066-042345-
UPPER LAFOURCHE-UPPER TERREBONNE-LOWER TERREBONNE-
615 PM CDT THU AUG 4 2016
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN TERREBONNE
PARISH...
AT 615 PM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER HOUMA...MOVING
SOUTH AT 20 MPH.
WINDS IN EXCESS OF 30 MPH ARE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
HOUMA...CHAUVIN...DULAC AND BAYOU CANE.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
LAT...LON 2936 9091 2965 9073 2959 9054 2956 9055
2955 9057 2954 9057 2953 9056 2926 9063
TIME...MOT...LOC 2315Z 020DEG 19KT 2956 9067
24/RRSpecial weather statement, Aug 4, 6:37 PM CDT, 1 hour 13 minutes before
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</html>Local storm report, Aug 4, 7:46 PM CDT, 4 minutes before
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</html>Special weather statement, Aug 4, 7:50 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 12:35 PM CDT | Special Weather Statement | LIX | Lafourche | 55 min |
| Aug 5, 1:13 PM CDT | Special Weather Statement | LIX | Terrebonne | 62 min |
| Aug 5, 2:12 PM CDT | Special Weather Statement | LIX | Saint John the Baptist | 33 min |
| Aug 5, 3:03 PM CDT | Special Weather Statement | LIX | Orleans | 27 min |
| Aug 5, 3:04 PM CDT | Heat Advisory | LIX | Assumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more | 28 hr |
| Aug 5, 4:32 PM CDT | Special Weather Statement | LIX | Saint Tammany | 28 min |
| Aug 5, 5:05 PM CDT | Special Weather Statement | LIX | Saint Tammany | 25 min |
| Aug 5, 5:24 PM CDT | Special Weather Statement | LIX | Pointe Coupee | 36 min |
| Aug 5, 6:51 PM CDT | Special Weather Statement | LIX | Pointe Coupee, West Feliciana | 24 min |
| Aug 5, 5:22 PM CDT | Special Weather Statement | LIX | Wilkinson | 23 min |
| Aug 5, 6:39 PM CDT | Special Weather Statement | LIX | Pike, Walthall | 66 min |
Nearby
Special Weather Statements in Louisiana, 2016Every special weather statement in 2016
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.