As a low pressure system moved east across the Great Plains during the early morning hours of May 19th, a squall line developed ahead of the associated cold front and raced across Mississippi. This line of thunderstorms produced damaging wind gusts in far western Mississippi.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS JAN wrote it up.
As a low pressure system moved east across the Great Plains during the early morning hours of May 19th, a squall line developed ahead of the associated cold front and raced across Mississippi. This line of thunderstorms produced damaging wind gusts in far western Mississippi.
The local office's own words before the first event, 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 the first event at May 19, 12:27 AM CST, 2 hours 46 minutes earlier.
Area Forecast Discussion...UPDATED National Weather Service Jackson MS 127 AM CDT Sun May 19 2019 ...SEVERE STORMS POSSIBLE TONIGHT ESPECIALLY IN THE WEST... .UPDATE... Updated for 06Z aviation discussion && .AVIATION... 06Z TAF discussion: A mix of MVFR and IFR cigs are expected over cntrl and west MS tonight as a low pressure system with a large area of TSRA moves into the area. East MS taf sites wl remain in VFR til after 09Z when MVFR cigs are expected. The strong gusty south winds have not developed this evening but will increase ahead of the approaching TSRA activity. VFR conds are expected to prevail by Sunday aftn away from TSRA coverage that is expected to be greater east of I-55. /22/ && .DISCUSSION... No big changes to the short term forecast. Latest model runs keep the most of convection west of the Mississippi until the early morning. Rain has stalled across the far northwestern zones, so will be watching for flash flooding.Increased pops to categorical in those areas through tonight. Otherwise the forecast was good. /07/ && .PRELIMINARY POINT TEMPS/POPS... Jackson 81 70 88 70 / 79 36 37 1 Meridian 84 68 88 68 / 73 51 40 4 Vicksburg 84 70 87 70 / 79 19 35 1 Hattiesburg 84 68 87 69 / 65 41 44 2 Natchez 83 69 87 70 / 79 19 40 1 Greenville 85 70 86 71 / 79 14 18 2 Greenwood 82 69 87 70 / 79 22 19 2 && .JAN WATCHES/WARNINGS/ADVISORIES... MS...None. LA...None. AR...None. && 22/07
Hazardous Weather Outlook National Weather Service Jackson MS 331 PM CDT Sat May 18 2019 ARZ074-075-LAZ007-192045- Ashley-Chicot-Morehouse- 331 PM CDT Sat May 18 2019 This hazardous weather outlook is for portions of southeast Arkansas, and northeast Louisiana. .DAY ONE...Tonight and Sunday FLOODING THREAT...Limited TIMING...Tonight SEVERE THUNDERSTORMS THREAT...Enhanced TIMING...Mainly Tonight Severe storms are likely tonight and will be capable of damaging wind gusts up to 70 mph, hail up to golfball size and tornadoes. (https://www.weather.gov/images/jan/graphicast/1.png) One to two inches of rain in a short amount of time is possible tonight. This rain will fall over saturated soils and areas of backwater flooding and may lead to flash flooding. (https://www.weather.gov/images/jan/graphicast/2.png) .DAYS TWO THROUGH SEVEN...Sunday night through Friday 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 for portions of the region tonight through Sunday. LAZ008-009-015-023-024-MSZ018-019-034-192045- West Carroll-East Carroll-Richland-Franklin LA-Catahoula-Bolivar- Sunflower-Washington- 331 PM CDT Sat May 18 2019 This hazardous weather outlook is for portions of northeast Louisiana, and northwest Mississippi. .DAY ONE...Tonight and Sunday FLOODING THREAT...Limited TIMING...Tonight SEVERE THUNDERSTORMS THREAT...Slight TIMING...Mainly Tonight Severe storms are possible tonight and will be capable of damaging wind gusts of 60 to 70 mph, hail up to quarter size and tornadoes. (https://www.weather.gov/images/jan/graphicast/1.png) One to two inches of rain in a short amount of time is possible tonight. This rain will fall over saturated soils and areas of backwater flooding and may lead to flash flooding. (https://www.weather.gov/images/jan/graphicast/2.png) .DAYS TWO THROUGH SEVEN...Sunday night through Friday 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 for portions of the region tonight through Sunday. MSZ026>033-036>039-042>066-072>074-192045- Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-Oktibbeha- Holmes-Attala-Winston-Noxubee-Yazoo-Madison MS-Leake-Neshoba- Kemper-Warren-Hinds-Rankin-Scott-Newton-Lauderdale-Claiborne- Copiah-Simpson-Smith-Jasper-Clarke-Jefferson-Adams-Franklin MS- Lincoln-Lawrence-Jefferson Davis-Covington-Jones-Marion-Lamar- Forrest- 331 PM CDT Sat May 18 2019 This hazardous weather outlook is for portions of central Mississippi, north central Mississippi, northeast Mississippi, and south central Mississippi. .DAY ONE...Tonight and Sunday SEVERE THUNDERSTORMS THREAT...Marginal TIMING...Tonight through Sunday Isolated severe storms capable of damaging wind gusts and hail up to quarter size are possible tonight. A brief tornado or two cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/1.png) .DAYS TWO THROUGH SEVEN...Sunday night through Friday 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 for portions of the region tonight through Sunday. LAZ016-025-026-MSZ025-035-040-041-192045- Madison LA-Tensas-Concordia-Leflore-Humphreys-Issaquena-Sharkey- 331 PM CDT Sat May 18 2019 This hazardous weather outlook is for portions of northeast Louisiana, central Mississippi, north central Mississippi, and west central Mississippi. .DAY ONE...Tonight and Sunday SEVERE THUNDERSTORMS THREAT...Marginal TIMING...Tonight through Sunday FLOODING THREAT...Limited TIMING...Tonight Isolated severe storms capable of damaging wind gusts and hail up to quarter size are possible tonight. A brief tornado or two cannot be ruled out. (https://www.weather.gov/images/jan/graphicast/1.png) One to two inches of rain in a short amount of time is possible tonight. This rain will fall over saturated soils and areas of backwater flooding and may lead to flash flooding. (https://www.weather.gov/images/jan/graphicast/2.png) .DAYS TWO THROUGH SEVEN...Sunday night through Friday 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 for portions of the region tonight through Sunday. 28 && ...HAZARD LEGEND... *SEVERE THUNDERSTORMS* High...Significant severe thunderstorms are expected. Moderate...Severe storms expected with significant severe weather possible. Enhanced...Severe storms expected. Slight...Severe storms possible. Marginal...Isolated severe storms possible. *FLOODING* Extreme...Confident in significant flooding. Significant...Significant flooding possible. Elevated...Confident in flooding. Limited...Flooding 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/ ...ADDITIONAL URLS FOR FLOODING ISSUES... Current Watches and Warnings... https://www.weather.gov/jan/safe_HeavyRain Observed Precipitation Images... https://www.weather.gov/jan/precipmaps River Forecast Center... https://www.weather.gov/lmrfc/ Significant River Flood Outlook... https://www.wpc.ncep.noaa.gov/nationalfloodoutlook/index.html Day 1 through 3 Excessive Rainfall... https://www.wpc.ncep.noaa.gov/qpf/excess_rain.shtml Excessive Rainfall Discussion... https://www.wpc.ncep.noaa.gov/discussions/qpferd.html Day 1 through 7 QPF... https://www.wpc.ncep.noaa.gov/qpf/qpf2.shtml QPF Discussion... https://www.wpc.ncep.noaa.gov/discussions/qpfpfd.html
The Jackson/Brandon,MS radar (KDGX), 85 km away, was scanning. The volume nearest the first event began at 09:13 UTC.
1 thunderstorm wind. Local standard time, as filed.
A line of severe thunderstorms produced a swath of damaging wind across the Interstate 20 corridor through central Warren County, blowing down several trees near Vicksburg and areas east toward the community of Flowers.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Mississippi in 2019Every state in 2019This day in weather historyWarnings in Mississippi, May 2019
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 829584.