Alert archive / Louisiana / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 171, NWS New Orleans, LA
NWS New Orleans, LA issued this severe thunderstorm warning at Aug 21, 2009, 7:36 PM CDT for Washington Parish, Louisiana; Pearl River County, Mississippi. It was in force for 54 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
- Aug 21, 2009, 7:36 PM CDT (00:36 UTC)
- Expired
- Aug 21, 2009, 8:30 PM CDT
- In force
- 54 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Washington Parish, LA, Pearl River County, MS
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 Aug 21, 4:11 PM CDT, 3 hours 25 minutes earlier.
Area forecast discussion, Aug 21, 4:11 PM CDT, 3 hours 25 minutes before
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</html>Hazardous weather outlook, Aug 21, 11:38 AM CDT, 7 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS LA 1138 AM CDT FRI AUG 21 2009 GMZ530-550-555-570-575-LAZ034>040-046>050-056>070-MSZ068>071-077- 080>082-221100- LAKE PONTCHARTRAIN AND LAKE MAUREPAS- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO LOWER ATCHAFALAYA RIVER LA OUT 20 NM- COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO LOWER ATCHAFALAYA RIVER LA FROM 20 TO 60 NM- COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60 NM-POINTE COUPEE-WEST FELICIANA- EAST FELICIANA-ST. HELENA-TANGIPAHOA-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-WILKINSON-AMITE-PIKE-WALTHALL-PEARL RIVER- HANCOCK-HARRISON-JACKSON- 1138 AM CDT FRI AUG 21 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF COASTAL WATERS OF SOUTHEAST LOUISIANA AND SOUTH MISSISSIPPI...SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI. .DAY ONE...THIS AFTERNOON AND TONIGHT NUMEROUS THUNDERSTORMS...AND ISOLATED STRONG TO MARGINALLY SEVERE STORMS ARE EXPECTED THROUGH THIS EVENING IN ADVANCE OF A COLD FRONT THAT WILL BE MOVING ACROSS THE OUTLOOK AREA FROM THE NORTHWEST TONIGHT AND SATURDAY MORNING. THE PRIMARY THREAT WILL BE GUSTY TO DAMAGING WIND GUSTS AND FREQUENT TO CONTINUOUS LIGHTNING. THERE IS ALSO A RISK OF TORRENTIAL DOWNPOURS WHICH COULD LEAD TO RAINFALL AMOUNTS OF UP TO TWO INCHES. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS IS NOT ANTICIPATED THROUGH THURSDAY...AUGUST 27TH. 22/TD
In the hours before
Special weather statement, Aug 21, 1:49 PM CDT, 5 hours 47 minutes before
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</html>Special weather statement, Aug 21, 1:53 PM CDT, 5 hours 43 minutes before
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</html>Special weather statement, Aug 21, 2:09 PM CDT, 5 hours 27 minutes before
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</html>Local storm report, Aug 21, 2:18 PM CDT, 5 hours 18 minutes before
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</html>Local storm report, Aug 21, 2:21 PM CDT, 5 hours 15 minutes before
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</html>Special weather statement, Aug 21, 6:12 PM CDT, 1 hour 24 minutes before
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</html>Nearby
Severe Thunderstorm Warnings in Louisiana, 2009Severe Thunderstorm Warnings in Mississippi, 2009Every 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.