Alert archive / Texas / Special Weather Statements in 2021
Special Weather Statement, NWS Shreveport, LA
NWS Shreveport, LA issued this special weather statement at Jul 27, 2021, 2:21 PM CDT for Bowie County, Texas. It was in force for 39 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
- Jul 27, 2021, 2:21 PM CDT (19:21 UTC)
- Expired
- Jul 27, 2021, 3:00 PM CDT
- In force
- 39 min
- Issued by
- NWS Shreveport, LA
County Bowie County, TX
The radar
The Shreveport radar (KSHV), 119 km from the middle of the area, began a volume at 19:21 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 (KSHV), launched 12:00Z, 7.4 hours before the alert went out and 120 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.
- Mixed-layer CAPE
- 1955 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1196 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.4
The text
As transmitted.
374
WWUS84 KSHV 271921
SPSSHV
Special Weather Statement
National Weather Service Shreveport LA
221 PM CDT Tue Jul 27 2021
TXZ097-272000-
Bowie TX-
221 PM CDT Tue Jul 27 2021
...SPECIAL WEATHER STATEMENT...
At 221 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near De Kalb to New Boston to near Hooks.
Movement was south at 10 mph.
Winds in excess of 35 mph will be possible with these storms.
Locations impacted include...
New Boston, Hooks, De Kalb, Redwater, Maud, Red Lick, Leary, Spring
Hill and Red Bank.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 3356 9461 3354 9436 3356 9434 3355 9431
3356 9425 3355 9423 3357 9421 3356 9420
3357 9419 3331 9415 3331 9417 3329 9422
3326 9439 3328 9442 3329 9447 3326 9457
3326 9465 3331 9470
TIME...MOT...LOC 1921Z 007DEG 7KT 3347 9456 3348 9443 3350 9429
$$
20The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 2:18 PM CDT | Heat Advisory | SHV | Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more | 29 hr |
| Jul 27, 3:23 PM CDT | Special Weather Statement | SHV | Morris | 52 min |
| Jul 27, 6:54 PM CDT | Special Weather Statement | SHV | San Augustine | 51 min |
| Jul 27, 2:13 PM CDT | Special Weather Statement | SHV | LaSalle | 47 min |
| Jul 27, 3:38 PM CDT | Severe Thunderstorm Warning | SHV | Bienville | 52 min |
| Jul 27, 4:01 PM CDT | Special Weather Statement | SHV | Bienville | 44 min |
| Jul 27, 4:29 PM CDT | Special Weather Statement | SHV | Red River | 31 min |
| Jul 27, 4:38 PM CDT | Special Weather Statement | SHV | Bienville | 37 min |
| Jul 27, 4:57 PM CDT | Special Weather Statement | SHV | Red River | 33 min |
| Jul 27, 5:04 PM CDT | Special Weather Statement | SHV | Red River | 26 min |
| Jul 27, 5:53 PM CDT | Special Weather Statement | SHV | Claiborne | 37 min |
| Jul 27, 6:01 PM CDT | Special Weather Statement | SHV | Sabine | 44 min |
| Jul 27, 6:19 PM CDT | Severe Thunderstorm Warning | SHV | Sabine | 41 min |
| Jul 27, 8:05 AM CDT | Special Weather Statement | SHV | Columbia | 25 min |
| Jul 27, 3:05 PM CDT | Special Weather Statement | SHV | Sevier | 40 min |
| Jul 27, 3:30 PM CDT | Special Weather Statement | SHV | Nevada | 45 min |
| Jul 27, 3:46 PM CDT | Special Weather Statement | SHV | Sevier | 44 min |
| Jul 27, 4:21 PM CDT | Special Weather Statement | SHV | Sevier | 39 min |
| Jul 27, 5:17 PM CDT | Special Weather Statement | SHV | Union | 28 min |
| Jul 27, 5:37 PM CDT | Special Weather Statement | SHV | Hempstead | 23 min |
| Jul 27, 5:57 PM CDT | Special Weather Statement | SHV | Little River | 33 min |
| Jul 27, 3:55 PM CDT | Special Weather Statement | SHV | McCurtain | 50 min |
Nearby
Special Weather Statements in Texas, 2021Every special weather statement in 2021
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.