Alert archive / Arkansas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 310, NWS Shreveport, LA

November 30, 2019Little River County, Miller County, Arkansas; Bowie County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at Nov 30, 2019, 10:56 AM CST for Little River County, Miller County, Arkansas; Bowie County, Texas. It was in force for 34 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Nov 30, 2019, 10:56 AM CST (16:56 UTC)
Expired: Nov 30, 2019, 11:30 AM CST
In force: 34 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Little River County, AR, Miller County, AR, Bowie County, TX

The radar

The Shreveport radar (KSHV), 111 km from the middle of the area, began a volume at 16:54 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.

What was reported inside it

Time	Report	Where	Remark
Nov 30, 10:56 AM CST	HAIL 1.25	Maud, TX
Nov 30, 11:03 AM CST	HAIL 0.75	1 Nw Redwater, TX	REPORT FROM MPING: DIME (0.75 IN.).

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 4.9 hours before the alert went out and 109 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 320 J/kg
Mixed-layer CIN: -311 J/kg
Mixed-layer LCL: 606 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 487 m²/s²
0-3 km storm-relative helicity: 527 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

As transmitted.

184 
WUUS54 KSHV 301656
SVRSHV
ARC081-091-TXC037-301730-
/O.NEW.KSHV.SV.W.0310.191130T1656Z-191130T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Shreveport LA
1056 AM CST Sat Nov 30 2019

The National Weather Service in Shreveport has issued a

* Severe Thunderstorm Warning for...
  Southeastern Little River County in southwestern Arkansas...
  Northern Miller County in southwestern Arkansas...
  Southeastern Bowie County in northeastern Texas...

* Until 1130 AM CST.

* At 1055 AM CST, a severe thunderstorm was located near Maud, or 8
  miles south of New Boston, moving east at 60 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Texarkana, Wake Village, New Boston, Nash, Hooks, Redwater, Maud,
  Red Lick, Garland, Ogden, Mandeville, Genoa, Leary, Spring Hill,
  Pleasant Hill, Hervey, Red Bank and Homan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3363 9392 3361 9382 3357 9383 3356 9379
      3350 9377 3352 9375 3348 9372 3343 9375
      3344 9371 3342 9373 3338 9367 3334 9371
      3328 9405 3331 9417 3324 9427 3326 9439
      3328 9442 3328 9450 3341 9456 3366 9392
TIME...MOT...LOC 1655Z 249DEG 53KT 3334 9441 

HAIL...1.00IN
WIND...60MPH
 
$$

09

2 follow-up statements

899 
WWUS54 KSHV 301712
SVSSHV

Severe Weather Statement
National Weather Service Shreveport LA
1112 AM CST Sat Nov 30 2019

ARC081-091-TXC037-301730-
/O.CON.KSHV.SV.W.0310.000000T0000Z-191130T1730Z/
Little River AR-Miller AR-Bowie TX-
1112 AM CST Sat Nov 30 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM CST
FOR SOUTHEASTERN LITTLE RIVER...NORTHERN MILLER AND SOUTHEASTERN
BOWIE COUNTIES...

At 1112 AM CST, a severe thunderstorm was located over Texarkana,
moving northeast at 70 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Texarkana, Wake Village, Nash, Red Lick, Garland, Ogden, Mandeville,
Genoa, Leary, Pleasant Hill, Hervey, Red Bank and Homan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3331 9417 3352 9428 3366 9392 3363 9392
      3361 9382 3357 9383 3356 9379 3350 9377
      3352 9375 3348 9372 3343 9375 3344 9371
      3342 9373 3338 9367 3334 9371 3328 9405
      3329 9407 3331 9415
TIME...MOT...LOC 1712Z 247DEG 62KT 3344 9407 

HAIL...1.00IN
WIND...70MPH
 
$$

09

398 
WWUS54 KSHV 301721
SVSSHV

Severe Weather Statement
National Weather Service Shreveport LA
1121 AM CST Sat Nov 30 2019

TXC037-301731-
/O.CAN.KSHV.SV.W.0310.000000T0000Z-191130T1730Z/
Bowie TX-
1121 AM CST Sat Nov 30 2019

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BOWIE COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning for Bowie County has been 
cancelled.

LAT...LON 3359 9403 3366 9392 3363 9392 3361 9382
      3357 9383 3356 9379 3350 9377 3352 9375
      3348 9372 3343 9375 3344 9371 3342 9373
      3338 9367 3334 9371 3328 9403
TIME...MOT...LOC 1721Z 249DEG 53KT 3349 9391 

$$

ARC081-091-301730-
/O.CON.KSHV.SV.W.0310.000000T0000Z-191130T1730Z/
Little River AR-Miller AR-
1121 AM CST Sat Nov 30 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM CST
FOR SOUTHEASTERN LITTLE RIVER AND NORTHERN MILLER COUNTIES...

At 1121 AM CST, a severe thunderstorm was located near Mandeville, or
near Texarkana, moving east at 60 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Texarkana, Garland, Mandeville, Genoa, Pleasant Hill, Hervey and
Homan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3359 9403 3366 9392 3363 9392 3361 9382
      3357 9383 3356 9379 3350 9377 3352 9375
      3348 9372 3343 9375 3344 9371 3342 9373
      3338 9367 3334 9371 3328 9403
TIME...MOT...LOC 1721Z 249DEG 53KT 3349 9391 

HAIL...1.00IN
WIND...60MPH
 
$$

09

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 30, 8:42 AM CST	Special Weather Statement	SHV	Sevier	48 min
Nov 30, 9:14 AM CST	Special Weather Statement	SHV	Sevier	31 min
Nov 30, 9:52 AM CST	Special Weather Statement	SHV	Hempstead, Little River	23 min
Nov 30, 10:19 AM CST	Special Weather Statement	SHV	Hempstead	26 min
Nov 30, 11:35 AM CST	Special Weather Statement	SHV	Nevada	40 min
Nov 30, 8:16 AM CST	Special Weather Statement	SHV	Red River	29 min
Nov 30, 9:17 AM CST	Special Weather Statement	SHV	Bowie	43 min
Nov 30, 9:42 AM CST	Special Weather Statement	SHV	Camp, Franklin, Titus, Wood	48 min
Nov 30, 10:15 AM CST	Severe Thunderstorm Warning	SHV	Bowie, Cass, Morris, Red River, Titus	45 min
Nov 30, 12:56 PM CST	Special Weather Statement	SHV	San Augustine	34 min
Nov 30, 4:03 PM CST	Special Weather Statement	SHV	San Augustine	57 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2019 Severe Thunderstorm Warnings in Texas, 2019 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.