Alert archive / Louisiana / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 79, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 6, 2019, 1:01 PM CDT for Catahoula Parish, Concordia Parish, Franklin Parish, Louisiana. It was in force for 89 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
- Apr 6, 2019, 1:01 PM CDT (18:01 UTC)
- Expired
- Apr 6, 2019, 2:30 PM CDT
- In force
- 89 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Catahoula Parish, LA, Concordia Parish, LA, Franklin Parish, LA
The radar
The Ft Polk radar (KPOE), 136 km from the middle of the area, began a volume at 18:03 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
Shreveport, LA (KBAD), launched 12:00Z, 6.0 hours before the alert went out and 208 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
- 242 J/kg
- Mixed-layer CIN
- -295 J/kg
- Mixed-layer LCL
- 570 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 179 m²/s²
- 0-3 km storm-relative helicity
- 240 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
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 Apr 6, 12:14 PM CDT, 47 minutes earlier.
Area forecast discussion, Apr 6, 12:14 PM CDT, 47 minutes before
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</html>Hazardous weather outlook, Apr 6, 6:13 AM CDT, 6 hours 48 minutes before
Hazardous Weather Outlook National Weather Service Jackson MS 613 AM CDT Sat Apr 6 2019 ARZ074-075-LAZ007>009-015-MSZ018-019-025-034-035-040-041-071115- Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland- Bolivar-Sunflower-Leflore-Washington-Humphreys-Issaquena-Sharkey- 613 AM CDT Sat Apr 6 2019 This hazardous weather outlook is for portions of southeast Arkansas, northeast Louisiana, central Mississippi, north central Mississippi, northwest Mississippi, and west central Mississippi. .DAY ONE...Today and Tonight SEVERE THUNDERSTORMS THREAT...Enhanced TIMING...Today through Tonight Severe thunderstorms are likely this afternoon into early tonight. Damaging wind gusts of up to 60 to 70 mph and locally heavy rainfall will be the primary hazards, but a few tornadoes and large hail up to the size of golf balls will also be possible. (https://www.weather.gov/images/jan/graphicast/1.png) .DAYS TWO THROUGH SEVEN...Sunday through Friday A few rounds of strong to severe thunderstorms will be possible again Sunday into early Monday across the whole forecast area. Damaging wind gusts of up to 60 to 70 mph and hail of quarter size to golf ball size will be the primary hazards, a few tornadoes cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/2.png) Thunderstorms on Sunday and Sunday night will be capable of producing heavy rainfall, and flash flooding is possible across northeast Louisiana, far southeast Arkansas, and central and western portions of Mississippi. (https://www.weather.gov/images/jan/graphicast/3.png) .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 for portions of the region today through Sunday night. LAZ016-023-025-MSZ026>033-036>039-042>050-053-071115- Madison LA-Franklin LA-Tensas-Grenada-Carroll-Montgomery-Webster- Clay-Lowndes-Choctaw-Oktibbeha-Holmes-Attala-Winston-Noxubee- Yazoo-Madison MS-Leake-Neshoba-Kemper-Warren-Hinds-Rankin-Scott- Claiborne- 613 AM CDT Sat Apr 6 2019 This hazardous weather outlook is for portions of northeast Louisiana, central Mississippi, north central Mississippi, northeast Mississippi, and southwest Mississippi. .DAY ONE...Today and Tonight SEVERE THUNDERSTORMS THREAT...Slight TIMING...Today through Tonight Severe thunderstorms are possible this afternoon into early tonight. Damaging wind gusts of up to 60 70 mph and locally heavy rainfall will be the primary hazards, but hail of quarter size to golf ball size will also be possible. A few tornadoes cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/1.png) .DAYS TWO THROUGH SEVEN...Sunday through Friday A few rounds of strong to severe thunderstorms will be possible again Sunday into early Monday across the whole forecast area. Damaging wind gusts of up to 60 to 70 mph and hail of quarter size to golf ball size will be the primary hazards, a few tornadoes cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/2.png) Thunderstorms on Sunday and Sunday night will be capable of producing heavy rainfall, and flash flooding is possible across northeast Louisiana, far southeast Arkansas, and central and western portions of Mississippi. (https://www.weather.gov/images/jan/graphicast/3.png) .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 for portions of the region today through Sunday night. LAZ024-026-MSZ051-052-054>066-072>074-071115- Catahoula-Concordia-Newton-Lauderdale-Copiah-Simpson-Smith-Jasper- Clarke-Jefferson-Adams-Franklin MS-Lincoln-Lawrence- Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest- 613 AM CDT Sat Apr 6 2019 This hazardous weather outlook is for portions of northeast Louisiana, central Mississippi, east central Mississippi, and south central Mississippi. .DAY ONE...Today and Tonight SEVERE THUNDERSTORMS THREAT...Marginal TIMING...Today through Tonight Isolated strong to severe thunderstorms are possible this afternoon into this evening. Damaging wind gusts up to 60 mph and hail up to the size of quarters will be the primary hazards, but a tornado cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/1.png) .DAYS TWO THROUGH SEVEN...Sunday through Friday A few rounds of strong to severe thunderstorms will be possible again Sunday into early Monday across the whole forecast area. Damaging wind gusts of up to 60 to 70 mph and hail of quarter size to golf ball size will be the primary hazards, a few tornadoes cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/2.png) Thunderstorms on Sunday and Sunday night will be capable of producing heavy rainfall, and flash flooding is possible across northeast Louisiana, far southeast Arkansas, and central and western portions of Mississippi. (https://www.weather.gov/images/jan/graphicast/3.png) .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 for portions of the region today through Sunday night. NF && ...HAZARD LEGEND... *SEVERE THUNDERSTORMS* High...Significant severe thunderstorms and tornadoes are likely with strong or violent tornadoes possible. Moderate...Significant severe thunderstorms and tornadoes are likely with strong tornadoes possible. Enhanced...Severe thunderstorms are likely and tornadoes are possible. Slight...Severe thunderstorms and tornadoes are possible. Marginal...Isolated severe thunderstorms are possible. ...USEFUL WEATHER WEB PAGES (URLS)... NWS JAN Home page... https://www.weather.gov/jan Stay Aware, Stay Safe NWS JAN Briefing Page... https://www.weather.gov/jan/safe Latest Weather Briefing... https://www.weather.gov/jan/weather_briefing Find NWS JAN on Facebook... https://www.facebook.com/NWSJacksonMS Follow NWS JAN on Twitter... @NWSJacksonMS Follow NWS JAN on Youtube... https://www.youtube.com/user/NWSJacksonMiss ...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES... Storm Prediction Center (SPC)... https://www.spc.noaa.gov/ Meso Analysis... https://www.spc.noaa.gov/exper/mesoanalysis/ Day 1 through 3 Outlooks... https://www.spc.noaa.gov/products/outlook/ Storm Reports... https://www.spc.noaa.gov/climo/online/
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 9:54 AM CDT | River Flood Warning | JAN | Attala, Holmes | 21 days |
| Apr 6, 9:55 AM CDT | River Flood Warning | JAN | Carroll, Leflore | 6 days |
| Apr 6, 9:57 AM CDT | River Flood Warning | JAN | Sunflower | 19 days |
| Apr 6, 2:36 PM CDT | Special Weather Statement | JAN | Claiborne | 39 min |
| Apr 6, 3:09 PM CDT | Special Weather Statement | JAN | Hinds, Warren | 51 min |
| Apr 6, 3:36 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Warren, Yazoo | 39 min |
| Apr 6, 4:09 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin, Scott, Yazoo | 66 min |
| Apr 6, 4:58 PM CDT | Special Weather Statement | JAN | Rankin | 32 min |
| Apr 6, 5:00 PM CDT | Special Weather Statement | JAN | Attala, Choctaw, Holmes | 30 min |
| Apr 6, 5:06 PM CDT | Special Weather Statement | JAN | Leake, Scott | 24 min |
| Apr 6, 5:10 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Carroll, Holmes, Montgomery | 37 min |
| Apr 6, 5:18 PM CDT | Severe Thunderstorm Warning | JAN | Jasper, Newton, Rankin, Scott, Smith | 42 min |
| Apr 6, 5:27 PM CDT | Special Weather Statement | JAN | Kemper, Neshoba | 33 min |
| Apr 6, 5:38 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Choctaw, Clay, Montgomery, Oktibbeha, Webster | 67 min |
| Apr 6, 6:02 PM CDT | Severe Thunderstorm Warning | JAN | Kemper, Neshoba | 43 min |
| Apr 6, 6:12 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes, Noxubee, Oktibbeha, Winston | 48 min |
| Apr 6, 6:24 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Oktibbeha | 38 min |
| Apr 6, 6:29 PM CDT | Severe Thunderstorm Warning | JAN | Kemper, Noxubee | 46 min |
| Apr 6, 6:37 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Lowndes, Noxubee | 38 min |
| Apr 6, 1:46 PM CDT | Special Weather Statement | JAN | Concordia | 59 min |
| Apr 6, 2:04 PM CDT | Special Weather Statement | JAN | Tensas | 41 min |
| Apr 6, 2:29 PM CDT | Special Weather Statement | JAN | Concordia | 46 min |
| Apr 6, 2:58 PM CDT | Special Weather Statement | JAN | Tensas | 47 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2019Every severe thunderstorm warning in 2019
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.