Alert archive / Texas / Special Weather Statements in 2017

Special Weather Statement, NWS Shreveport, LA

May 28, 20174 counties in Texas

NWS Shreveport, LA issued this special weather statement at May 28, 2017, 6:32 AM CDT for 4 counties in Texas. It was in force for 43 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, 6:32 AM CDT (11:32 UTC)
Expired: May 28, 2017, 7:15 AM CDT
In force: 43 min
Issued by: NWS Shreveport, LA

Counties Bowie County, TX, Franklin County, TX, Morris County, TX, Titus County, TX

The radar

The Shreveport radar (KSHV), 140 km from the middle of the area, began a volume at 11:35 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, 11.5 hours before the alert went out and 143 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: 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.

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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 Shreveport, LA wrote its last area forecast discussion before this special weather statement went out at May 28, 6:00 AM CDT, 32 minutes earlier.

Area forecast discussion, May 28, 6:00 AM CDT, 32 minutes before

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Hazardous weather outlook, May 28, 4:20 AM CDT, 2 hours 12 minutes before

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In the hours before

Special weather statement, May 28, 2:08 AM CDT, 4 hours 24 minutes before

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Special weather statement, May 28, 2:46 AM CDT, 3 hours 46 minutes before

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Special weather statement, May 28, 2:49 AM CDT, 3 hours 43 minutes before

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Special weather statement, May 28, 3:30 AM CDT, 3 hours 2 minutes before

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Special weather statement, May 28, 4:54 AM CDT, 1 hour 38 minutes before

Special Weather Statement
National Weather Service Shreveport LA
454 AM CDT SUN MAY 28 2017

TXZ108>111-124>126-281030-
Upshur TX-Camp TX-Marion TX-Wood TX-Franklin TX-Morris TX-Titus TX-
454 AM CDT SUN MAY 28 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN MARION...
SOUTHEASTERN FRANKLIN...EASTERN WOOD...UPSHUR...SOUTHERN MORRIS...
SOUTHERN TITUS AND CAMP COUNTIES UNTIL 530 AM CDT...

At 453 AM CDT, Doppler radar was tracking a strong thunderstorm near
Hainesville, or 9 miles east of Mineola, moving northeast at 50 mph.

Half inch hail and winds in excess of 30 mph will be possible with
this storm.

Locations impacted include...
Mount Pleasant, Gilmer, Pittsburg, Winnsboro, Leesburg, Lone Star,
Hawkins, Ore City, Scroggins, Hainesville, Rosewood, Hoard, Newsome,
Cedar Springs, Midway, Rocky Mound, Harvard, Center Point, Bettie and
Pritchett.

LAT...LON 3321 9503 3290 9465 3288 9465 3288 9462
      3278 9450 3275 9462 3279 9470 3272 9470
      3257 9524 3260 9533 3260 9539 3272 9548
TIME...MOT...LOC 0953Z 239DEG 44KT 3269 9532

FB

Special weather statement, May 28, 6:32 AM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 1:39 AM CDT	Special Weather Statement	SHV	Bowie	51 min
May 28, 2:05 AM CDT	Severe Thunderstorm Warning	SHV	Bowie	40 min
May 28, 2:08 AM CDT	Special Weather Statement	SHV	Red River	37 min
May 28, 2:49 AM CDT	Special Weather Statement	SHV	Bowie, Red River	41 min
May 28, 3:30 AM CDT	Special Weather Statement	SHV	Bowie, Franklin, Titus	45 min
May 28, 4:54 AM CDT	Special Weather Statement	SHV	Camp, Upshur, Wood	36 min
May 28, 7:19 AM CDT	Special Weather Statement	SHV	Camp, Cass, Franklin, Morris, Titus, Upshur and 1 more	41 min
May 28, 8:07 AM CDT	Special Weather Statement	SHV	Marion	38 min
May 28, 3:35 PM CDT	Special Weather Statement	SHV	Wood	40 min
May 28, 4:18 PM CDT	Special Weather Statement	SHV	Camp, Harrison, Marion, Upshur	42 min
May 28, 4:47 PM CDT	Severe Thunderstorm Warning	SHV	Cherokee	58 min
May 28, 4:50 PM CDT	Severe Thunderstorm Warning	SHV	Gregg, Harrison, Marion, Smith, Upshur	55 min
May 28, 4:53 PM CDT	Severe Thunderstorm Warning	SHV	Cass, Harrison, Marion	67 min
May 28, 4:58 PM CDT	Severe Thunderstorm Warning	SHV	Gregg, Harrison, Rusk	32 min
May 28, 5:11 PM CDT	Tornado Warning	SHV	Gregg, Harrison, Panola, Rusk	49 min
May 28, 5:15 PM CDT	Severe Thunderstorm Warning	SHV	Gregg, Harrison, Nacogdoches, Panola, Rusk, Shelby	45 min
May 28, 5:29 PM CDT	Severe Thunderstorm Warning	SHV	Harrison	31 min
May 28, 5:37 PM CDT	Severe Thunderstorm Warning	SHV	Cherokee, Nacogdoches, Rusk	38 min
May 28, 5:41 PM CDT	Severe Thunderstorm Warning	SHV	Harrison, Panola	64 min
May 28, 5:52 PM CDT	Severe Thunderstorm Warning	SHV	Panola, Shelby	38 min
May 28, 5:54 PM CDT	Tornado Warning	SHV	Panola	25 min
May 28, 6:22 PM CDT	Severe Thunderstorm Warning	SHV	Panola, Shelby	53 min
May 28, 6:30 PM CDT	Tornado Warning	SHV	Shelby	26 min
May 28, 6:40 PM CDT	Severe Thunderstorm Warning	SHV	Sabine, San Augustine, Shelby	50 min
May 28, 6:48 PM CDT	Flash Flood Warning	SHV	Angelina, Cherokee, Nacogdoches, Rusk	3 hr
May 28, 6:52 PM CDT	Severe Thunderstorm Warning	SHV	Cherokee, Nacogdoches, Rusk	53 min
May 28, 8:08 AM CDT	Special Weather Statement	SHV	Jackson, Lincoln, Ouachita, Union	37 min
May 28, 9:53 AM CDT	Special Weather Statement	SHV	Bossier, Caddo, Claiborne, De Soto, Webster	37 min
May 28, 10:33 AM CDT	Special Weather Statement	SHV	Claiborne, Webster	42 min
May 28, 10:50 AM CDT	Special Weather Statement	SHV	Bossier	40 min
May 28, 11:17 AM CDT	Special Weather Statement	SHV	Webster	43 min
May 28, 1:48 PM CDT	Special Weather Statement	SHV	Caldwell	42 min
May 28, 5:46 PM CDT	Severe Thunderstorm Warning	SHV	Bossier, Claiborne, Webster	59 min
May 28, 6:32 PM CDT	Flash Flood Warning	SHV	Bienville, Bossier, Caddo, De Soto, Red River, Webster	3 hr
May 28, 6:51 PM CDT	Severe Thunderstorm Warning	SHV	Bienville, Bossier, Caddo, De Soto, Natchitoches, Red River and 3 more	54 min
May 28, 1:04 AM CDT	Severe Thunderstorm Warning	SHV	Howard, Little River, Sevier	41 min
May 28, 1:48 AM CDT	Special Weather Statement	SHV	Howard, Sevier	42 min
May 28, 2:46 AM CDT	Special Weather Statement	SHV	Nevada	44 min
May 28, 12:23 AM CDT	Special Weather Statement	SHV	McCurtain	52 min
May 28, 12:31 AM CDT	Severe Thunderstorm Warning	SHV	McCurtain	44 min

Nearby

Special Weather Statements in Texas, 2017 Every 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.