Alert archive / Louisiana / Special Weather Statements in 2019

Special Weather Statement, NWS Jackson, MS

April 7, 2019Morehouse Parish, Louisiana

NWS Jackson, MS issued this special weather statement at Apr 7, 2019, 4:13 PM CDT for Morehouse Parish, Louisiana. It was in force for 17 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
Apr 7, 2019, 4:13 PM CDT (21:13 UTC)
Expired
Apr 7, 2019, 4:30 PM CDT
In force
17 min
Issued by
NWS Jackson, MS

County Morehouse Parish, LA

The radar

The Shreveport radar (KSHV), 186 km from the middle of the area, began a volume at 21:12 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, 9.2 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.

Skew-T log-pSkew-T log-p diagram, Shreveport, LA at 12:00Z on 2019-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1489 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 12:00Z on 2019-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 224 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1489 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
516 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
224 m²/s²
0-3 km storm-relative helicity
276 m²/s²
Significant tornado parameter
2.2
Supercell composite
12.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Apr 7, 1:33 PM CDT, 2 hours 40 minutes earlier.

Area forecast discussion, Apr 7, 1:33 PM CDT, 2 hours 40 minutes before
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Hazardous weather outlook, Apr 7, 7:36 AM CDT, 8 hours 37 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
736 AM CDT Sun Apr 7 2019

ARZ074-075-LAZ007>009-015-016-023>025-MSZ018-019-025-026-034-035-
040-041-047-081245-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Bolivar-Sunflower-Leflore-
Grenada-Washington-Humphreys-Issaquena-Sharkey-Warren-
736 AM CDT Sun Apr 7 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...Slight
TIMING...This afternoon through Tonight

FLOODING
THREAT...Elevated
TIMING...Tonight

Additional storms, some of which could be severe, will occur this
afternoon in this evening. The primary severe weather concerns
will be damaging winds and hail up to golf ball size. Tornadoes
will be possible. In addition, heavy rainfall will also occur
which may lead to flash flooding.

(https://www.weather.gov/images/jan/graphicast/1.png)
(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Monday through Saturday

A few storms may be possible on Monday as the upper level storm
system moves across the area. Isolated strong to severe storms may
occur.

.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 Monday night.

LAZ026-MSZ027>033-036>039-042>045-048>051-053>056-059>066-072>074-
081245-
Concordia-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-
Oktibbeha-Holmes-Attala-Winston-Noxubee-Yazoo-Madison MS-Leake-
Neshoba-Hinds-Rankin-Scott-Newton-Claiborne-Copiah-Simpson-Smith-
Jefferson-Adams-Franklin MS-Lincoln-Lawrence-Jefferson Davis-
Covington-Jones-Marion-Lamar-Forrest-
736 AM CDT Sun Apr 7 2019

This hazardous weather outlook is for portions of northeast
Louisiana, central Mississippi, east central Mississippi, north
central Mississippi, northeast Mississippi, and south central
Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...This afternoon through Tonight

FLOODING
THREAT...Limited
TIMING...Tonight

Additional storms, some of which could be severe, will occur this
afternoon in this evening. The primary severe weather concerns
will be damaging winds and hail up to golf ball size. Tornadoes
will be possible. In addition, heavy rainfall will also occur
which may lead to flash flooding.

(https://www.weather.gov/images/jan/graphicast/1.png)
(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Monday through Saturday

A few storms may be possible on Monday as the upper level storm
system moves across the area. Isolated strong to severe storms may
occur.

.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 Monday night.

MSZ046-052-057-058-081245-
Kemper-Lauderdale-Jasper-Clarke-
736 AM CDT Sun Apr 7 2019

This hazardous weather outlook is for portions of east central
Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...Today through Tonight

Additional storms, some of which could be severe, will occur this
afternoon in this evening. The primary severe weather concerns
will be damaging winds and hail up to golf ball size. Tornadoes
will be possible.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Monday through Saturday

A few storms may be possible on Monday as the upper level storm
system moves across the area. Isolated strong to severe storms may
occur.

.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 Monday night.

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

In the hours before

Local storm report, Apr 7, 2:50 PM CDT, 1 hour 23 minutes before
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Special weather statement, Apr 7, 3:13 PM CDT, 1 hour before
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Special weather statement, Apr 7, 3:25 PM CDT, 48 minutes before
Special Weather Statement
National Weather Service Jackson MS
325 PM CDT SUN APR 7 2019

MSZ042-072100-
Yazoo MS-
325 PM CDT SUN APR 7 2019

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN YAZOO COUNTY UNTIL
400 PM CDT...

At 325 PM CDT, Meteorologists were tracking a strong thunderstorm
near Phoenix, or 15 miles northeast of Redwood, moving north at 25
mph.

Nickel size hail will be possible with this storm.

This strong thunderstorm will be near...
  Tinsley around 345 PM CDT.

Other locations impacted by this storm include Satartia.

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 3279 9068 3276 9039 3257 9047 3254 9064
      3255 9065 3259 9066 3260 9066 3267 9067
      3267 9066 3269 9066 3270 9067
TIME...MOT...LOC 2025Z 182DEG 22KT 3262 9060

TW
Special weather statement, Apr 7, 3:56 PM CDT, 17 minutes before
Special Weather Statement
National Weather Service Jackson MS
356 PM CDT SUN APR 7 2019

MSZ043-049-072130-
Rankin MS-Madison MS-
356 PM CDT SUN APR 7 2019

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN RANKIN AND
SOUTHEASTERN MADISON COUNTIES UNTIL 430 PM CDT...

At 356 PM CDT, Meteorologists were tracking a strong thunderstorm
near Pisgah, or 10 miles southeast of Canton, moving north at 20 mph.

Nickel size hail and winds in excess of 40 mph will be possible with
this storm.

This storm will remain over mainly rural areas of northeastern Rankin
and southeastern Madison Counties.

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.

&&

A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
central Mississippi.

LAT...LON 3247 8982 3245 8994 3263 8997 3266 8982
TIME...MOT...LOC 2056Z 169DEG 17KT 3252 8988

TW
Special weather statement, Apr 7, 3:59 PM CDT, 14 minutes before
Special Weather Statement
National Weather Service Jackson MS
359 PM CDT SUN APR 7 2019

MSZ042-072145-
Yazoo MS-
359 PM CDT SUN APR 7 2019

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL YAZOO COUNTY UNTIL 445
PM CDT...

At 359 PM CDT, Meteorologists were tracking a strong thunderstorm
over Tinsley, or near Yazoo City, moving northeast at 15 mph.

Nickel size hail and winds in excess of 40 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Yazoo City around 430 PM CDT.
  Benton around 435 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.

&&

A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
central Mississippi.

LAT...LON 3268 9041 3276 9052 3292 9043 3286 9021
TIME...MOT...LOC 2059Z 213DEG 14KT 3277 9044

TW
Special weather statement, Apr 7, 4:13 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Jackson MS
413 PM CDT SUN APR 7 2019

LAZ007-072130-
Morehouse LA-
413 PM CDT SUN APR 7 2019

...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL MOREHOUSE PARISH
UNTIL 430 PM CDT...

At 413 PM CDT, Meteorologists were tracking a strong thunderstorm
over Bastrop, moving north at 15 mph.

Nickel size hail will be possible with this storm.

This storm will remain over mainly rural areas of west central
Morehouse Parish.

A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
northeastern Louisiana.

LAT...LON 3273 9185 3272 9194 3284 9203 3288 9180
TIME...MOT...LOC 2113Z 186DEG 11KT 3278 9190

CME

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 6, 8:15 PM CDTRiver Flood WarningJANClay5 days
Apr 6, 8:30 PM CDTSpecial Weather StatementJANChoctaw30 min
Apr 6, 8:45 PM CDTSpecial Weather StatementJANWashington30 min
Apr 6, 9:15 PM CDTSpecial Weather StatementJANHumphreys, Leflore, Sunflower30 min
Apr 6, 9:29 PM CDTSevere Thunderstorm WarningJANCarroll, Holmes, Humphreys, Leflore, Sunflower27 min
Apr 6, 9:44 PM CDTSevere Thunderstorm WarningJANAttala, Carroll, Holmes, Montgomery46 min
Apr 6, 10:30 PM CDTSpecial Weather StatementJANAttala, Choctaw, Montgomery, Webster30 min
Apr 7, 5:45 AM CDTSevere Thunderstorm WarningJANWashington45 min
Apr 7, 6:09 AM CDTSevere Thunderstorm WarningJANBolivar51 min
Apr 7, 6:33 AM CDTSpecial Weather StatementJANSunflower27 min
Apr 7, 6:48 AM CDTSpecial Weather StatementJANSunflower27 min
Apr 7, 7:10 AM CDTSpecial Weather StatementJANLeflore35 min
Apr 7, 8:26 AM CDTSpecial Weather StatementJANBolivar34 min
Apr 7, 9:10 AM CDTRiver Flood WarningJANNeshoba16 days
Apr 7, 9:10 AM CDTSpecial Weather StatementJANBolivar35 min
Apr 7, 9:11 AM CDTRiver Flood WarningJANMadison, Yazoo24 days
Apr 7, 9:21 AM CDTSpecial Weather StatementJANBolivar24 min
Apr 7, 10:01 AM CDTSpecial Weather StatementJANBolivar44 min
Apr 7, 10:15 AM CDTRiver Flood WarningJANLeflore25 hr
Apr 7, 10:15 AM CDTRiver Flood WarningJANHumphreys71 hr
Apr 7, 10:18 AM CDTSevere Thunderstorm WarningJANBolivar, Sunflower, Washington42 min
Apr 7, 10:50 AM CDTSpecial Weather StatementJANLeflore40 min
Apr 7, 11:25 AM CDTSpecial Weather StatementJANGrenada50 min
Apr 7, 12:06 PM CDTSpecial Weather StatementJANMontgomery39 min
Apr 7, 12:54 PM CDTSpecial Weather StatementJANHolmes51 min
Apr 7, 12:59 PM CDTSevere Thunderstorm WarningJANYazoo25 min
Apr 7, 1:00 PM CDTSevere Thunderstorm WarningJANHolmes34 min
Apr 7, 1:04 PM CDTSpecial Weather StatementJANChoctaw41 min
Apr 7, 2:57 PM CDTFlash Flood WatchJANBolivar, Carroll, Grenada, Holmes, Humphreys, Issaquena and 7 more26 hr
Apr 7, 3:13 PM CDTSpecial Weather StatementJANLowndes32 min
Apr 7, 3:25 PM CDTSpecial Weather StatementJANYazoo35 min
Apr 7, 3:56 PM CDTSpecial Weather StatementJANMadison34 min
Apr 7, 3:59 PM CDTSpecial Weather StatementJANYazoo46 min
Apr 7, 4:07 PM CDTSevere Thunderstorm WarningJANMadison26 min
Apr 7, 4:40 PM CDTSpecial Weather StatementJANNoxubee35 min
Apr 7, 4:44 PM CDTSevere Thunderstorm WarningJANLeake, Madison46 min
Apr 7, 5:35 PM CDTSpecial Weather StatementJANAttala25 min
Apr 7, 5:46 PM CDTSpecial Weather StatementJANSharkey44 min
Apr 7, 5:53 PM CDTSpecial Weather StatementJANWinston52 min
Apr 7, 5:57 PM CDTSpecial Weather StatementJANAttala48 min
Apr 7, 6:08 PM CDTSpecial Weather StatementJANYazoo52 min
Apr 7, 6:18 PM CDTSevere Thunderstorm WarningJANAdams57 min
Apr 7, 6:24 PM CDTSpecial Weather StatementJANHumphreys51 min
Apr 7, 6:28 PM CDTSevere Thunderstorm WarningJANYazoo30 min
Apr 7, 6:35 PM CDTSpecial Weather StatementJANWinston40 min
Apr 7, 6:38 PM CDTSpecial Weather StatementJANChoctaw52 min
Apr 7, 6:50 PM CDTSpecial Weather StatementJANHolmes40 min
Apr 7, 6:54 PM CDTSevere Thunderstorm WarningJANHolmes36 min
Apr 7, 6:58 PM CDTSpecial Weather StatementJANHumphreys32 min
Apr 6, 7:29 PM CDTSpecial Weather StatementJANMorehouse31 min
Apr 6, 7:55 PM CDTSevere Thunderstorm WarningJANEast Carroll, Morehouse, West Carroll50 min
Apr 6, 11:51 PM CDTSpecial Weather StatementJANRichland24 min
Apr 7, 12:18 AM CDTSpecial Weather StatementJANRichland27 min
Apr 7, 1:02 AM CDTSpecial Weather StatementJANMadison, Richland43 min
Apr 7, 1:28 AM CDTSevere Thunderstorm WarningJANEast Carroll, Madison, Richland47 min
Apr 7, 12:24 PM CDTSpecial Weather StatementJANRichland51 min
Apr 7, 12:48 PM CDTSpecial Weather StatementJANEast Carroll42 min
Apr 7, 1:28 PM CDTSpecial Weather StatementJANEast Carroll47 min
Apr 7, 1:29 PM CDTSpecial Weather StatementJANMorehouse46 min
Apr 7, 1:57 PM CDTSevere Thunderstorm WarningJANMorehouse, West Carroll25 min
Apr 7, 5:31 PM CDTSpecial Weather StatementJANCatahoula29 min
Apr 7, 5:48 PM CDTSevere Thunderstorm WarningJANCatahoula, Concordia, Franklin57 min
Apr 7, 6:09 PM CDTSevere Thunderstorm WarningJANFranklin, Richland48 min
Apr 7, 5:18 AM CDTSpecial Weather StatementJANAshley27 min
Apr 7, 5:30 AM CDTSpecial Weather StatementJANChicot30 min
Apr 7, 8:04 AM CDTSpecial Weather StatementJANAshley26 min
Apr 7, 8:43 AM CDTSpecial Weather StatementJANChicot17 min
Apr 7, 9:26 AM CDTSpecial Weather StatementJANChicot49 min

Nearby

Special Weather Statements in Louisiana, 2019Every special weather statement 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.