Alert archive / Arkansas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 355, NWS Shreveport, LA

June 18, 20234 counties in Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at Jun 18, 2023, 1:21 AM CDT for 4 counties in Arkansas. It was in force for 54 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
Jun 18, 2023, 1:21 AM CDT (06:21 UTC)
Expired
Jun 18, 2023, 2:15 AM CDT
In force
54 min
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Damage threat
Considerable
Hail
0.88 in
Wind
70.0 mph

Counties Hempstead County, AR, Howard County, AR, Little River County, AR, Nevada County, AR

The radar

The Shreveport radar (KSHV), 150 km from the middle of the area, began a volume at 06:22 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 17, 9:57 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 6.4 hours before the alert went out and 147 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 00:00Z on 2023-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5228 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 00:00Z on 2023-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.19395878Sfc1 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
5228 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
936 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
202 m²/s²
Significant tornado parameter
0.0
Supercell composite
21.2

Open this sounding in Storm Lab

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 Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 18, 1:16 AM CDT, 5 minutes earlier.

Area forecast discussion, Jun 18, 1:16 AM CDT, 5 minutes before
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Hazardous weather outlook, Jun 17, 10:16 PM CDT, 3 hours 5 minutes before
Hazardous Weather Outlook
National Weather Service Shreveport LA
1016 PM CDT Sat Jun 17 2023

ARZ050-051-059>061-070-071-OKZ077-TXZ096-097-108>112-190330-
Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette-
McCurtain-Red River-Bowie-Franklin-Titus-Camp-Morris-Cass-
1016 PM CDT Sat Jun 17 2023

...SEVERE THUNDERSTORM WATCH 330 IN EFFECT UNTIL 2 AM CDT SUNDAY...

This Hazardous Weather Outlook is for southwest Arkansas, southeast
Oklahoma and northeast Texas.

.DAY ONE...Tonight.

Another round of strong to severe thunderstorms will be possible
tonight. Damaging winds, large hail, and locally heavy rainfall will
be the primary threats.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Another upper level disturbance riding along and north of the
stationary front will focus additional showers and thunderstorms
across the region Sunday. Some of these storms could again be
severe, with damaging winds, large hail, and locally heavy rainfall
the primary threats. An isolated tornado cannot be ruled out.
Afternoon high temperatures will climb into the mid to upper 90s
Sunday through Wednesday, and when combined with the high humidity,
will result in afternoon heat indices between 105 and 110 degrees
across Deep East Texas and North Central Louisiana.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ARZ072-073-LAZ001>006-010>014-017>022-TXZ124>126-136>138-149>153-
165>167-190330-
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-De Soto-
Red River-Bienville-Jackson-Ouachita-Sabine-Natchitoches-Winn-Grant-
Caldwell-La Salle-Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-
Rusk-Panola-Nacogdoches-Shelby-Angelina-San Augustine-
1016 PM CDT Sat Jun 17 2023

This Hazardous Weather Outlook is for south central Arkansas,
southwest Arkansas, north central Louisiana, northwest Louisiana,
east Texas and northeast Texas.

.DAY ONE...Tonight.

Another round of strong to severe thunderstorms will be possible
tonight, especially along and north of Interstate 20. Damaging winds,
large hail, and locally heavy rainfall will be the primary threats.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Another upper level disturbance riding along and north of the
stationary front will focus additional showers and thunderstorms
across the region Sunday. Some of these storms could again be
severe, with damaging winds, large hail, and locally heavy rainfall
the primary threats. An isolated tornado cannot be ruled out.
Afternoon high temperatures will climb into the mid to upper 90s
Sunday through Wednesday, and when combined with the high humidity,
will result in afternoon heat indices between 105 and 110 degrees
across Deep East Texas and North Central Louisiana.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

20

In the hours before

Special weather statement, Jun 17, 11:47 PM CDT, 1 hour 34 minutes before
Special Weather Statement
National Weather Service Shreveport LA
1147 PM CDT Sat Jun 17 2023

ARZ050-051-OKZ077-180515-
Howard AR-Sevier AR-McCurtain OK-
1147 PM CDT Sat Jun 17 2023

...A strong thunderstorm will impact portions of northern Sevier,
northwestern Howard and east central McCurtain Counties through 1215
AM CDT...

At 1147 PM CDT, Doppler radar was tracking a strong thunderstorm 9
miles east of Broken Bow, or 13 miles west of De Queen, moving east
at 25 mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
De Queen, Dierks, Gillham, Lebanon, Eagletown and West Line.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
southwestern Arkansas...and southeastern Oklahoma.

&&

LAT...LON 3435 9415 3408 9401 3397 9463 3414 9469
      3425 9447 3419 9447 3419 9425 3427 9424
      3427 9425 3435 9426
TIME...MOT...LOC 0447Z 254DEG 22KT 3406 9458

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

13
Special weather statement, Jun 18, 12:15 AM CDT, 1 hour 6 minutes before
Special Weather Statement
National Weather Service Shreveport LA
1215 AM CDT Sun Jun 18 2023

ARZ051-060-061-180545-
Howard AR-Hempstead AR-Nevada AR-
1215 AM CDT Sun Jun 18 2023

...Strong thunderstorms will impact portions of northeastern
Hempstead, southeastern Howard and northern Nevada Counties through
1245 AM CDT...

At 1215 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Nashville to near Prescott. Movement was
east at 75 mph.

HAZARD...Winds in excess of 40 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Nashville, Prescott, Mineral Springs, Blevins, Tollette, McCaskill,
Ozan, Boughton and Reader.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
southwestern Arkansas.

&&

LAT...LON 3401 9382 3398 9365 3396 9362 3394 9351
      3396 9347 3395 9342 3396 9338 3390 9330
      3388 9331 3384 9329 3383 9326 3383 9323
      3380 9318 3382 9314 3378 9310 3374 9310
      3382 9396 3404 9382
TIME...MOT...LOC 0515Z 272DEG 64KT 3390 9385 3384 9336

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...40 MPH

13
Local storm report, Jun 18, 12:27 AM CDT, 54 minutes before
Preliminary Local Storm Report
National Weather Service Shreveport LA
1227 AM CDT Sun Jun 18 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0645 PM     Hail             Mooringsport            32.68N 93.96W
06/17/2023  E1.25 inch       Caddo              LA   Public

            Hail reported at Mooringsport Baptist
            Church.

&&

20
Local storm report, Jun 18, 12:35 AM CDT, 46 minutes before
Preliminary Local Storm Report
National Weather Service Shreveport LA
1235 AM CDT Sun Jun 18 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0755 PM     Tstm Wnd Dmg     6 SSE Shongaloo         32.87N 93.26W
06/17/2023                   Webster            LA   Fire Dept/Rescue

            Trees down near intersection of Highway 159
            and Highway 160.

&&

20
Local storm report, Jun 18, 12:45 AM CDT, 36 minutes before
Preliminary Local Storm Report
National Weather Service Shreveport LA
1245 AM CDT Sun Jun 18 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1221 AM     Tstm Wnd Dmg     1 WNW Wright City       34.07N 95.02W
06/18/2023                   McCurtain          OK   Public

            Trees down on old 98 from Valliant to Wright
            City. Trees also down on state Highway 98
            North of Hwy 70.

&&

BT
Local storm report, Jun 18, 1:04 AM CDT, 17 minutes before
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The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 11:59 PM CDTSevere Thunderstorm WarningSHVBowie, Red River61 min
Jun 18, 12:49 AM CDTSevere Thunderstorm Warning Considerable damage threatSHVBowie56 min
Jun 18, 3:17 AM CDTExcessive Heat WarningSHVAngelina, Cherokee, Nacogdoches, Sabine, San Augustine, Shelby17 hr
Jun 18, 3:17 AM CDTHeat AdvisorySHVGregg, Harrison, Marion, Panola, Rusk, Smith and 2 more17 hr
Jun 18, 3:35 AM CDTSevere Thunderstorm WarningSHVBowie, Red River40 min
Jun 18, 4:07 AM CDTSpecial Weather StatementSHVCamp, Franklin, Morris, Titus53 min
Jun 18, 4:13 AM CDTSevere Thunderstorm WarningSHVBowie, Cass62 min
Jun 18, 4:39 AM CDTSevere Thunderstorm WarningSHVBowie, Cass, Morris36 min
Jun 18, 4:50 AM CDTSevere Thunderstorm WarningSHVBowie, Cass, Morris, Red River, Titus24 min
Jun 18, 5:13 AM CDTSevere Thunderstorm WarningSHVCass47 min
Jun 18, 6:14 AM CDTSevere Thunderstorm WarningSHVBowie, Red River46 min
Jun 18, 6:51 AM CDTSevere Thunderstorm WarningSHVBowie, Franklin, Morris, Red River, Titus54 min
Jun 18, 7:24 AM CDTSpecial Weather StatementSHVBowie, Cass, Morris36 min
Jun 18, 7:47 AM CDTSevere Thunderstorm WarningSHVCass43 min
Jun 18, 9:14 AM CDTSevere Thunderstorm WarningSHVHarrison, Marion46 min
Jun 18, 2:40 PM CDTExcessive Heat WarningSHVAngelina, Cherokee, Gregg, Nacogdoches, Panola, Rusk and 5 more29 hr
Jun 18, 2:40 PM CDTHeat AdvisorySHVCamp, Cass, Franklin, Harrison, Marion, Morris and 2 more29 hr
Jun 17, 7:20 PM CDTSevere Thunderstorm Warning Considerable damage threatSHVBossier, Webster55 min
Jun 17, 7:56 PM CDTSevere Thunderstorm WarningSHVClaiborne, Webster64 min
Jun 17, 8:36 PM CDTSevere Thunderstorm Warning Considerable damage threatSHVClaiborne, Union54 min
Jun 17, 9:31 PM CDTSpecial Weather StatementSHVUnion59 min
Jun 17, 9:32 PM CDTSpecial Weather StatementSHVUnion43 min
Jun 18, 3:12 AM CDTSevere Thunderstorm WarningSHVUnion33 min
Jun 18, 5:50 AM CDTSevere Thunderstorm WarningSHVBossier, Caddo, Claiborne, Webster40 min
Jun 18, 6:24 AM CDTSevere Thunderstorm WarningSHVClaiborne, Lincoln, Union66 min
Jun 18, 8:24 AM CDTSevere Thunderstorm WarningSHVBossier, Caddo, Claiborne, Union, Webster35 min
Jun 18, 9:48 AM CDTSevere Thunderstorm Warning Considerable damage threatSHVBienville, Bossier, Claiborne, Webster25 min
Jun 18, 10:04 AM CDTSpecial Weather StatementSHVLincoln41 min
Jun 17, 10:12 PM CDTSevere Thunderstorm WarningSHVHempstead, Howard, Little River, Nevada, Sevier34 min
Jun 17, 11:47 PM CDTSpecial Weather StatementSHVSevier28 min
Jun 18, 12:15 AM CDTSpecial Weather StatementSHVHempstead30 min
Jun 18, 12:37 AM CDTSevere Thunderstorm WarningSHVHempstead, Nevada38 min
Jun 18, 12:57 AM CDTTornado WarningSHVNevada14 min
Jun 18, 1:42 AM CDTSevere Thunderstorm Warning Destructive damage threatSHVHempstead, Nevada48 min
Jun 18, 4:37 AM CDTSevere Thunderstorm WarningSHVUnion23 min
Jun 18, 5:19 AM CDTSevere Thunderstorm WarningSHVColumbia, Hempstead, Lafayette, Miller, Nevada, Union34 min
Jun 18, 5:31 AM CDTSpecial Weather StatementSHVSevier44 min
Jun 18, 6:02 AM CDTSevere Thunderstorm WarningSHVLittle River, Sevier58 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2023Every severe thunderstorm warning in 2023

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.