Alert archive / Louisiana / Special Weather Statements in 2021
Special Weather Statement, NWS Jackson, MS
NWS Jackson, MS issued this special weather statement at May 10, 2021, 10:03 PM CDT for Concordia Parish, Louisiana. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 10, 2021, 10:03 PM CDT (03:03 UTC)
- Expired
- May 10, 2021, 11:00 PM CDT
- In force
- 57 min
- Issued by
- NWS Jackson, MS
County Concordia Parish, LA
The radar
The Ft Polk radar (KPOE), 100 km from the middle of the area, began a volume at 03:05 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
Lake Charles Mun, LA (KLCH), launched 00:00Z, 3.1 hours before the alert went out and 177 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
- 213 J/kg
- Mixed-layer CIN
- -152 J/kg
- Mixed-layer LCL
- 1481 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at May 10, 9:58 PM CDT, 5 minutes earlier.
Area forecast discussion, May 10, 9:58 PM CDT, 5 minutes before
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</html>Hazardous weather outlook, May 10, 4:00 PM CDT, 6 hours 3 minutes before
Hazardous Weather Outlook National Weather Service Jackson MS 400 PM CDT Mon May 10 2021 ARZ074-075-MSZ041-045-046-112100- Ashley-Chicot-Sharkey-Neshoba-Kemper- 400 PM CDT Mon May 10 2021 This hazardous weather outlook is for portions of and southeast Arkansas. .DAY ONE...Tonight and Tuesday FLOODING THREAT...Limited TIMING...Tuesday Training showers and thunderstorms may produce 2-3 inches of rain with locally higher amounts possible Tuesday night into early Wednesday morning. Isolated flash flooding will be possible with this rainfall. (https://www.weather.gov/images/jan/graphicast/2.png) .DAYS TWO THROUGH SEVEN...Tuesday night through Sunday Training showers and thunderstorms may produce 2-3 inches of rain with locally higher amounts possible Tuesday night into early Wednesday morning. Isolated flash flooding will be possible with this rainfall. (https://www.weather.gov/images/jan/graphicast/2.png) (https://www.weather.gov/images/jan/graphicast/2.png) .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 Sunday. MSZ018-019-025>039-112100- Bolivar-Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay- Lowndes-Choctaw-Oktibbeha-Washington-Humphreys-Holmes-Attala- Winston-Noxubee- 400 PM CDT Mon May 10 2021 This hazardous weather outlook is for portions of central Mississippi, east central Mississippi, and north central Mississippi. .DAY ONE...Tonight and Tuesday The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Tuesday night through Sunday 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 Sunday. LAZ007>009-015-016-023>026-MSZ040-042>044-047>066-072>074-112100- Morehouse-West Carroll-East Carroll-Richland-Madison LA- Franklin LA-Catahoula-Tensas-Concordia-Issaquena-Yazoo-Madison MS- Leake-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- 400 PM CDT Mon May 10 2021 This hazardous weather outlook is for portions of northeast Louisiana, central Mississippi, and south central Mississippi. .DAY ONE...Tonight and Tuesday SEVERE THUNDERSTORMS THREAT...Marginal TIMING...Tuesday Isolated severe storms will be possible Tuesday afternoon with a threat for damaging winds and hail up to quarter size. (https://www.weather.gov/images/jan/graphicast/1.png) FLOODING THREAT...Limited TIMING...Tuesday Training showers and thunderstorms may produce 2-3 inches of rain with locally higher amounts possible Tuesday night into early Wednesday morning. Isolated flash flooding will be possible with this rainfall. (https://www.weather.gov/images/jan/graphicast/2.png) .DAYS TWO THROUGH SEVEN...Tuesday night through Sunday Training showers and thunderstorms may produce 2-3 inches of rain with locally higher amounts possible Tuesday night into early Wednesday morning. Isolated flash flooding will be possible with this rainfall. (https://www.weather.gov/images/jan/graphicast/2.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 Tuesday through Tuesday night. 1 && ...HAZARD LEGEND... *FLOODING* Extreme...Confident in significant flooding. Significant...Significant flooding possible. Elevated...Confident in flooding. Limited...Flooding possible. *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. ...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 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 ...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/
In the hours before
Special weather statement, May 10, 7:16 PM CDT, 2 hours 47 minutes before
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</html>Special weather statement, May 10, 10:03 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Jackson MS
1003 PM CDT Mon May 10 2021
LAZ024-026-110400-
Concordia LA-Catahoula LA-
1003 PM CDT Mon May 10 2021
...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL CONCORDIA AND
SOUTHWESTERN CATAHOULA PARISHES UNTIL 1100 PM CDT...
At 1003 PM CDT, Meteorologists were tracking a strong thunderstorm 7
miles west of Larto, moving east at 20 mph.
Nickel size hail and winds in excess of 40 mph will be possible with
this storm.
This strong thunderstorm will be near...
Larto around 1025 PM CDT.
Mayna around 1030 PM CDT.
New Era and Acme around 1035 PM CDT.
Monterey around 1055 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
High winds can bring down trees and large limbs resulting in serious
injury or property damage. Exercise extreme caution when outdoors
during such strong winds...and be especially aware of older trees.
&&
LAT...LON 3130 9201 3130 9200 3133 9201 3147 9201
3154 9172 3119 9167 3123 9179 3127 9184
3126 9185 3130 9191 3127 9195 3123 9192
3122 9194 3124 9196 3123 9199 3124 9201
3125 9199 3126 9201 3127 9199 3128 9202
TIME...MOT...LOC 0303Z 262DEG 19KT 3137 9203
22The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 10:37 PM CDT | Severe Thunderstorm Warning | JAN | Adams | 32 min |
| May 11, 3:25 AM CDT | Flash Flood Watch | JAN | Adams, Claiborne, Copiah, Forrest, Franklin, Jefferson and 5 more | 25 hr |
| May 11, 9:20 AM CDT | River Flood Warning | JAN | Neshoba | 24 hr |
| May 11, 9:25 AM CDT | River Flood Warning | JAN | Attala, Holmes | 21 days |
| May 11, 9:25 AM CDT | River Flood Warning | JAN | Madison, Yazoo | 21 days |
| May 11, 10:30 AM CDT | Special Weather Statement | JAN | Forrest, Lamar | 45 min |
| May 11, 10:40 AM CDT | Special Weather Statement | JAN | Marion | 50 min |
| May 11, 11:05 AM CDT | Special Weather Statement | JAN | Lamar | 40 min |
| May 10, 7:16 PM CDT | Special Weather Statement | JAN | Avoyelles | 44 min |
| May 11, 2:26 AM CDT | Special Weather Statement | JAN | Catahoula | 49 min |
Nearby
Special Weather Statements in Louisiana, 2021Every special weather statement in 2021
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.