Alert archive / Texas / Special Weather Statements in 2017

Special Weather Statement, NWS Shreveport, LA

May 28, 2017Red River County, Texas

NWS Shreveport, LA issued this special weather statement at May 28, 2017, 2:08 AM CDT for Red River County, Texas. It was in force for 37 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 28, 2017, 2:08 AM CDT (07:08 UTC)
Expired
May 28, 2017, 2:45 AM CDT
In force
37 min
Issued by
NWS Shreveport, LA

County Red River County, TX

The radar

The Western Arkansas radar (KSRX), 176 km from the middle of the area, began a volume at 07:10 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 00:00Z, 7.1 hours before the alert went out and 204 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 2017-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2017-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
0 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.0

Open this sounding in Storm Lab

The text

As transmitted.

904 
WWUS84 KSHV 280708
SPSSHV

Special Weather Statement
National Weather Service Shreveport LA
208 AM CDT SUN MAY 28 2017
 
OKZ077-TXZ096-280745-
McCurtain OK-Red River TX-
208 AM CDT SUN MAY 28 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN MCCURTAIN AND RED
RIVER COUNTIES UNTIL 245 AM CDT...

At 207 AM CDT, Doppler radar was tracking a strong thunderstorm over
Bagwell, or 8 miles northwest of Clarksville, moving east at 35 mph.

Half inch hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
Clarksville, Idabel, Broken Bow, Bagwell, Manchester, Valliant,
Detroit, Millerton, Annona, Garvin, Farmers Hill, Negley, Woodland,
Redland, Silver City, Kanawha, Holly Creek, Kiomatia, Albion and
Bryarly.

A severe thunderstorm watch remains in effect until 700 AM CDT for
southeastern Oklahoma...and northeastern Texas.

LAT...LON 3388 9531 3388 9528 3391 9528 3391 9527
      3389 9527 3389 9525 3393 9525 3396 9523
      3394 9516 3402 9516 3400 9470 3349 9494
      3353 9531
TIME...MOT...LOC 0707Z 259DEG 30KT 3369 9517 

$$

FB

The office that day

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

IssuedProductOfficeCountiesLasted
May 28, 1:39 AM CDTSpecial Weather StatementSHVBowie51 min
May 28, 2:05 AM CDTSevere Thunderstorm WarningSHVBowie40 min
May 28, 2:49 AM CDTSpecial Weather StatementSHVBowie, Red River41 min
May 28, 3:30 AM CDTSpecial Weather StatementSHVBowie, Franklin, Titus45 min
May 28, 4:54 AM CDTSpecial Weather StatementSHVCamp, Upshur, Wood36 min
May 28, 6:32 AM CDTSpecial Weather StatementSHVBowie, Franklin, Morris, Titus43 min
May 28, 7:19 AM CDTSpecial Weather StatementSHVCamp, Cass, Franklin, Morris, Titus, Upshur and 1 more41 min
May 28, 8:07 AM CDTSpecial Weather StatementSHVMarion38 min
May 28, 3:35 PM CDTSpecial Weather StatementSHVWood40 min
May 28, 4:18 PM CDTSpecial Weather StatementSHVCamp, Harrison, Marion, Upshur42 min
May 28, 4:47 PM CDTSevere Thunderstorm WarningSHVCherokee58 min
May 28, 4:50 PM CDTSevere Thunderstorm WarningSHVGregg, Harrison, Marion, Smith, Upshur55 min
May 28, 4:53 PM CDTSevere Thunderstorm WarningSHVCass, Harrison, Marion67 min
May 28, 4:58 PM CDTSevere Thunderstorm WarningSHVGregg, Harrison, Rusk32 min
May 28, 5:11 PM CDTTornado WarningSHVGregg, Harrison, Panola, Rusk49 min
May 28, 5:15 PM CDTSevere Thunderstorm WarningSHVGregg, Harrison, Nacogdoches, Panola, Rusk, Shelby45 min
May 28, 5:29 PM CDTSevere Thunderstorm WarningSHVHarrison31 min
May 28, 5:37 PM CDTSevere Thunderstorm WarningSHVCherokee, Nacogdoches, Rusk38 min
May 28, 5:41 PM CDTSevere Thunderstorm WarningSHVHarrison, Panola64 min
May 28, 5:52 PM CDTSevere Thunderstorm WarningSHVPanola, Shelby38 min
May 28, 5:54 PM CDTTornado WarningSHVPanola25 min
May 28, 6:22 PM CDTSevere Thunderstorm WarningSHVPanola, Shelby53 min
May 28, 6:30 PM CDTTornado WarningSHVShelby26 min
May 28, 6:40 PM CDTSevere Thunderstorm WarningSHVSabine, San Augustine, Shelby50 min
May 28, 6:48 PM CDTFlash Flood WarningSHVAngelina, Cherokee, Nacogdoches, Rusk3 hr
May 28, 6:52 PM CDTSevere Thunderstorm WarningSHVCherokee, Nacogdoches, Rusk53 min
May 28, 8:08 AM CDTSpecial Weather StatementSHVJackson, Lincoln, Ouachita, Union37 min
May 28, 9:53 AM CDTSpecial Weather StatementSHVBossier, Caddo, Claiborne, De Soto, Webster37 min
May 28, 10:33 AM CDTSpecial Weather StatementSHVClaiborne, Webster42 min
May 28, 10:50 AM CDTSpecial Weather StatementSHVBossier40 min
May 28, 11:17 AM CDTSpecial Weather StatementSHVWebster43 min
May 28, 1:48 PM CDTSpecial Weather StatementSHVCaldwell42 min
May 28, 5:46 PM CDTSevere Thunderstorm WarningSHVBossier, Claiborne, Webster59 min
May 28, 6:32 PM CDTFlash Flood WarningSHVBienville, Bossier, Caddo, De Soto, Red River, Webster3 hr
May 28, 6:51 PM CDTSevere Thunderstorm WarningSHVBienville, Bossier, Caddo, De Soto, Natchitoches, Red River and 3 more54 min
May 28, 1:04 AM CDTSevere Thunderstorm WarningSHVHoward, Little River, Sevier41 min
May 28, 1:48 AM CDTSpecial Weather StatementSHVHoward, Sevier42 min
May 28, 2:46 AM CDTSpecial Weather StatementSHVNevada44 min
May 28, 12:23 AM CDTSpecial Weather StatementSHVMcCurtain52 min
May 28, 12:31 AM CDTSevere Thunderstorm WarningSHVMcCurtain44 min

Nearby

Special Weather Statements in Texas, 2017Every special weather statement in 2017

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.