Alert archive / Louisiana / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 93, NWS New Orleans, LA

May 4, 2009Assumption Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at May 4, 2009, 10:10 AM CDT for Assumption Parish, Louisiana. It was in force for 22 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: May 4, 2009, 10:10 AM CDT (15:10 UTC)
Expired: May 4, 2009, 10:32 AM CDT
In force: 22 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon

County Assumption Parish, LA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 4, 7:33 AM CDT	Tornado Watch	SPC	6 hr

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 May 4, 7:52 AM CDT, 2 hours 18 minutes earlier.

Area forecast discussion, May 4, 7:52 AM CDT, 2 hours 18 minutes before

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Hazardous weather outlook, May 4, 8:04 AM CDT, 2 hours 6 minutes before

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In the hours before

Local storm report, May 4, 6:57 AM CDT, 3 hours 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
657 AM CDT MON MAY 04 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0655 AM     TSTM WND DMG     2 W FRANKLINTON         30.85N 90.18W
05/04/2009                   WASHINGTON         LA   LAW ENFORCEMENT

            ROOF BLOWN OFF SHED AND TREES DOWN ACROSS SYLVEST ROAD.

&&

24/RR

Local storm report, May 4, 7:40 AM CDT, 2 hours 30 minutes before

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Local storm report, May 4, 7:42 AM CDT, 2 hours 28 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE NEW ORLEANS LA
742 AM CDT MON MAY 04 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0635 AM     TSTM WND DMG     10 N POPLARVILLE        30.98N 89.53W
05/04/2009                   PEARL RIVER        MS   LAW ENFORCEMENT

            TREES AND POWERLINES DOWNED NEAR THE INTERSECTION OF
            WAYNE PARDUE AND SPRING HILL ROADS. A MOBILE HOME WAS
            ALSO DAMAGED.

&&

MEFFERSO

Local storm report, May 4, 8:49 AM CDT, 1 hour 21 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
849 AM CDT MON MAY 04 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0843 AM     HAIL             5 SW GRAMERCY           30.01N 90.75W
05/04/2009  E1.00 INCH       ST. JAMES          LA   EMERGENCY MNGR

            LOCATION OF HAIL WAS IN VACHERIE

&&

FREVITTE

Special weather statement, May 4, 9:22 AM CDT, 48 minutes before

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Special weather statement, May 4, 9:43 AM CDT, 27 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 3, 11:14 PM CDT	Small Craft Advisory	LIX		11 hr
May 4, 5:43 AM CDT	Severe Thunderstorm Warning	LIX	Washington	32 min
May 4, 5:46 AM CDT	Areal Flood Advisory	LIX	Jefferson, Orleans, Saint Charles, Saint Helena, Saint John the Baptist, Tangipahoa and 1 more	73 days
May 4, 6:08 AM CDT	Tornado Warning	LIX	Tangipahoa, Washington	37 min
May 4, 6:14 AM CDT	Areal Flood Advisory	LIX	Ascension, East Baton Rouge, Iberville, Livingston, Saint Tammany, West Baton Rouge	76 days
May 4, 6:37 AM CDT	Severe Thunderstorm Warning	LIX	Ascension, Assumption, East Baton Rouge, Iberville, Livingston, Saint James and 1 more	53 min
May 4, 6:43 AM CDT	Tornado Warning	LIX	Washington	32 min
May 4, 7:14 AM CDT	Tornado Warning	LIX	Ascension, Assumption, Iberville, Saint James	46 min
May 4, 7:44 AM CDT	Tornado Warning	LIX	Livingston, Tangipahoa	31 min
May 4, 7:50 AM CDT	Severe Thunderstorm Warning	LIX	Washington	55 min
May 4, 7:55 AM CDT	Tornado Warning	LIX	Ascension, Assumption, Saint James, Saint John the Baptist	35 min
May 4, 8:27 AM CDT	Tornado Warning	LIX	Lafourche, Saint James, Saint John the Baptist	33 min
May 4, 8:45 AM CDT	Areal Flood Advisory	LIX	East Baton Rouge, Livingston, Washington, West Baton Rouge	83 days
May 4, 8:52 AM CDT	Tornado Warning	LIX	Lafourche, Saint Charles, Saint James, Saint John the Baptist	38 min
May 4, 9:00 AM CDT	Areal Flood Advisory	LIX	Assumption, Saint Charles, Saint James, Saint John the Baptist	83 days
May 4, 10:17 AM CDT	Flash Flood Watch	LIX	Assumption, Saint Bernard, Saint James, Saint John the Baptist	4 hr
May 4, 10:43 AM CDT	Severe Thunderstorm Warning	LIX	Jefferson, Lafourche, Plaquemines	47 min
May 4, 11:03 AM CDT	Areal Flood Advisory	LIX	Assumption, Lafourche, Saint Tammany, Terrebonne	84 days
May 4, 11:17 AM CDT	Special Marine Warning	LIX		88 min
May 4, 12:44 PM CDT	Special Marine Warning	LIX		91 min
May 4, 3:17 PM CDT	River Flood Warning	LIX	East Baton Rouge, Pointe Coupee, West Feliciana	44 days
May 4, 6:14 AM CDT	Severe Thunderstorm Warning	LIX	Pearl River	31 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2009 Every severe thunderstorm warning in 2009

Sources

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