Alert archive / Louisiana / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 354, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jul 11, 2013, 4:06 PM CDT for Catahoula Parish, Franklin Parish, Tensas Parish, Louisiana. It was in force for 39 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
- Jul 11, 2013, 4:06 PM CDT (21:06 UTC)
- Expired
- Jul 11, 2013, 4:45 PM CDT
- In force
- 39 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Catahoula Parish, LA, Franklin Parish, LA, Tensas Parish, LA
The radar
The Ft Polk radar (KPOE), 155 km from the middle of the area, began a volume at 21:06 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.1 hours before the alert went out and 151 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
- 2640 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 725 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jackson, MS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 11, 3:26 PM CDT, 40 minutes earlier.
Area forecast discussion, Jul 11, 3:26 PM CDT, 40 minutes before
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</html>Hazardous weather outlook, Jul 11, 2:40 PM CDT, 1 hour 26 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 240 PM CDT THU JUL 11 2013 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>042-047-053- 059>061-121945- ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-BOLIVAR- SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-LOWNDES- CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-ATTALA-WINSTON- NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-WARREN-CLAIBORNE-JEFFERSON-ADAMS- FRANKLIN MS- 240 PM CDT THU JUL 11 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MISSISSIPPI...NORTHEAST LOUISIANA AND EXTREME SOUTHEAST ARKANSAS. .DAY ONE...TONIGHT AND FRIDAY STRONG THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING. THE MOST INTENSE STORMS COULD CONTAIN WIND GUSTS OF 40 TO 60 MPH AND HAIL. FREQUENT CLOUD TO GROUND LIGHTNING STRIKES AND HEAVY DOWNPOURS CAN BE ANTICIPATED AS WELL...WHICH MAY LEAD TO LOCALIZED FLOODING OF LOW LYING AND POOR DRAINAGE AREAS. .DAYS TWO THROUGH SEVEN...FRIDAY NIGHT THROUGH WEDNESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS...MAY BE NEEDED THROUGH THIS EVENING. MSZ043>046-048>052-054>058-062>066-072>074-121945- MADISON MS-LEAKE-NESHOBA-KEMPER-HINDS-RANKIN-SCOTT-NEWTON- LAUDERDALE-COPIAH-SIMPSON-SMITH-JASPER-CLARKE-LINCOLN-LAWRENCE- JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST- 240 PM CDT THU JUL 11 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND SOUTHERN MISSISSIPPI. .DAY ONE...TONIGHT AND FRIDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...FRIDAY NIGHT THROUGH WEDNESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS IS NOT EXPECTED THROUGH NEXT WEDNESDAY. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. BK
In the hours before
Special weather statement, Jul 11, 11:26 AM CDT, 4 hours 40 minutes before
MSZ063>065-072>074-111655-
MARION MS-LAWRENCE MS-LAMAR MS-JEFFERSON DAVIS MS-FORREST MS-
COVINGTON MS-
1126 AM CDT THU JUL 11 2013
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1126 AM CDT THU JUL 11 2013
A LINE OF STRONG THUNDERSTORMS CAPABLE OF PRODUCING 40 MPH WINDS WAS
LOCATED FROM 5 MILES SOUTHWEST OF HEBRON TO 13 MILES SOUTHEAST OF
MAXIE AT 1124 AM CDT...MOVING WEST AT 15 MPH.
VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE
ALSO POSSIBLE WITH THESE STORMS.
PEOPLE IN SOUTHWESTERN COVINGTON...SOUTHERN FORREST...JEFFERSON
DAVIS...LAMAR...EASTERN LAWRENCE AND MARION COUNTIES SHOULD MONITOR
THESE STORMS CLOSELY.
LAT...LON 3100 8935 3100 8941 3097 8943 3097 8947
3101 8951 3100 8973 3111 8993 3173 9017
3173 8979 3115 8928 3099 8913 3091 8913
3091 8934
TIME...MOT...LOC 1624Z 270DEG 14KT 3166 9000 3115 8955
3084 8903
AEGLocal storm report, Jul 11, 11:42 AM CDT, 4 hours 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
1142 AM CDT THU JUL 11 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1139 AM FLASH FLOOD CARTHAGE 32.74N 89.53W
07/11/2013 LEAKE MS PUBLIC
REPORTS OF WATER APPROACHING SOME HOMES AND BUSINESSES IN
CARTHAGE. REPORT RELAYED VIA SOCIAL MEDIA.
&&
DCOXSpecial weather statement, Jul 11, 11:51 AM CDT, 4 hours 15 minutes before
MSZ042-043-048-049-054-055-111720-
SIMPSON MS-RANKIN MS-MADISON MS-HINDS MS-COPIAH MS-YAZOO MS-
1151 AM CDT THU JUL 11 2013
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1151 AM CDT THU JUL 11 2013
...SCATTERED STRONG THUNDERSTORMS ACROSS CENTRAL MISSISSIPPI...
SCATTERED STRONG THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY RAIN
AND CLOUD TO GROUND LIGHTNING...WERE LOCATED ACROSS MADISON...
RANKIN...EASTERN HINDS...AND EASTERN YAZOO COUNTIES AT 1149 AM CDT.
THE MOST INTENSE STORM...CAPABLE OF ALSO PRODUCING WIND GUSTS OF 40
MPH...WAS LOCATED JUST EAST OF FLORA. ALL THE STORMS WERE MOVING
SOUTH AT 20 MPH.
PEOPLE IN SOUTHEASTERN YAZOO...NORTH CENTRAL COPIAH...
HINDS...MADISON...RANKIN AND NORTHWESTERN SIMPSON COUNTIES SHOULD
MONITOR THESE STORMS CLOSELY.
LAT...LON 3251 8982 3201 8981 3199 9068 3266 9051
3287 8990
TIME...MOT...LOC 1649Z 354DEG 16KT 3216 9028
AEGSpecial weather statement, Jul 11, 1:08 PM CDT, 2 hours 58 minutes before
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</html>Special weather statement, Jul 11, 3:01 PM CDT, 1 hour 5 minutes before
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</html>The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 7:10 PM CDT | Special Weather Statement | JAN | Neshoba | 30 min |
| Jul 10, 7:34 PM CDT | Special Weather Statement | JAN | Oktibbeha | 41 min |
| Jul 10, 7:44 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee, Oktibbeha, Winston | 46 min |
| Jul 10, 8:16 PM CDT | Special Weather Statement | JAN | Lauderdale | 29 min |
| Jul 10, 8:24 PM CDT | Severe Thunderstorm Warning | JAN | Oktibbeha, Winston | 51 min |
| Jul 10, 9:20 PM CDT | Special Weather Statement | JAN | Winston | 40 min |
| Jul 11, 12:08 AM CDT | Special Weather Statement | JAN | Bolivar | 47 min |
| Jul 11, 5:14 AM CDT | Special Weather Statement | JAN | Lowndes, Noxubee | 61 min |
| Jul 11, 5:48 AM CDT | Flash Flood Warning | JAN | Lowndes | 3 hr |
| Jul 11, 7:02 AM CDT | Special Weather Statement | JAN | Clarke, Kemper, Lauderdale, Oktibbeha, Winston | 58 min |
| Jul 11, 7:30 AM CDT | Flash Flood Warning | JAN | Kemper, Lowndes, Noxubee | 3 hr |
| Jul 11, 8:06 AM CDT | Special Weather Statement | JAN | Choctaw, Clarke, Jasper, Neshoba, Newton, Winston | 59 min |
| Jul 11, 9:43 AM CDT | Flash Flood Warning | JAN | Jasper | 2 hr |
| Jul 11, 10:14 AM CDT | Flash Flood Warning | JAN | Leake, Neshoba, Newton, Scott | 2 hr |
| Jul 11, 10:19 AM CDT | Special Weather Statement | JAN | Covington, Forrest, Simpson | 46 min |
| Jul 11, 10:41 AM CDT | Flash Flood Warning | JAN | Attala, Leake | 2 hr |
| Jul 11, 11:22 AM CDT | Flash Flood Warning | JAN | Rankin, Scott | 113 min |
| Jul 11, 11:26 AM CDT | Special Weather Statement | JAN | Jefferson Davis, Lamar, Marion | 29 min |
| Jul 11, 11:51 AM CDT | Special Weather Statement | JAN | Hinds, Madison, Rankin | 29 min |
| Jul 11, 12:21 PM CDT | Flash Flood Warning | JAN | Copiah, Hinds, Rankin, Simpson | 114 min |
| Jul 11, 12:42 PM CDT | Severe Thunderstorm Warning | JAN | Copiah, Lincoln | 48 min |
| Jul 11, 1:08 PM CDT | Special Weather Statement | JAN | Hinds | 32 min |
| Jul 11, 2:10 PM CDT | Severe Thunderstorm Warning | JAN | Warren | 35 min |
| Jul 11, 3:01 PM CDT | Special Weather Statement | JAN | Jefferson | 39 min |
| Jul 11, 5:20 PM CDT | Special Weather Statement | JAN | Grenada | 40 min |
| Jul 11, 6:00 PM CDT | Special Weather Statement | JAN | Leflore | 45 min |
| Jul 11, 6:17 PM CDT | Severe Thunderstorm Warning | JAN | Carroll, Leflore, Sunflower | 43 min |
| Jul 11, 3:46 PM CDT | Special Weather Statement | JAN | Franklin, Tensas | 29 min |
| Jul 11, 5:02 PM CDT | Special Weather Statement | JAN | Concordia | 33 min |
| Jul 11, 6:08 PM CDT | Severe Thunderstorm Warning | JAN | Morehouse | 52 min |
| Jul 11, 5:43 PM CDT | Special Weather Statement | JAN | Ashley | 32 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.