Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 311, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at Sep 30, 2021, 1:59 PM CDT for 4 counties in Texas. It was in force for 61 min. 3 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
- Sep 30, 2021, 1:59 PM CDT (18:59 UTC)
- Expired
- Sep 30, 2021, 3:00 PM CDT
- In force
- 61 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Borden County, TX, Howard County, TX, Mitchell County, TX, Scurry County, TX
The radar
The Midland/Odessa radar (KMAF), 125 km from the middle of the area, began a volume at 18:59 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 |
|---|---|---|---|
| Sep 30, 2:05 PM CDT | TSTM WND DMG | 2 Sw Snyder, TX | DOWNED POWER LINES AND TREE LIMBS. SAME TIME AND LOCATION AS PREVIOUS REPORT OF QUARTER SIZE HAIL. |
| Sep 30, 2:05 PM CDT | HAIL 1 | 2 Sw Snyder, TX | REPORT OF QUARTER SIZE HAIL. |
| Sep 30, 2:35 PM CDT | TSTM WND GST 61 | 2 Sw Snyder, TX | SNYDER AWOS MEASURED 61 MPH WIND GUST. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 30, 12:44 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 7.0 hours before the alert went out and 126 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
- 1726 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 1297 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
760
WUUS54 KMAF 301859
SVRMAF
TXC033-227-335-415-302000-
/O.NEW.KMAF.SV.W.0311.210930T1859Z-210930T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
159 PM CDT Thu Sep 30 2021
The National Weather Service in Midland has issued a
* Severe Thunderstorm Warning for...
Scurry County in western Texas...
Mitchell County in western Texas...
Southeastern Borden County in western Texas...
Northeastern Howard County in western Texas...
* Until 300 PM CDT.
* At 159 PM CDT, severe thunderstorms were located along a line
extending from 8 miles southwest of J B Thomas Reservoir to 17
miles southwest of Lake Colorado City State Park, moving northeast
at 25 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...
Snyder, Colorado City, Loraine, Colorado City Airport, J B Thomas
Reservoir, Lake Colorado City, Lake Colorado City State Park,
Inadale, Champion Creek Reservoir, Westbrook, Vincent, Hermleigh,
Randalls Corner, Winston Field, Knapp, Cuthbert, Buford, Dunn and
Ira.
This includes Interstate 20 between mile markers 194 and 228.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Midland.
&&
LAT...LON 3209 10113 3259 10134 3296 10102 3282 10066
3209 10067
TIME...MOT...LOC 1859Z 215DEG 34KT 3253 10129 3210 10106
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
441 follow-up statement
782
WWUS54 KMAF 301932
SVSMAF
Severe Weather Statement
National Weather Service Midland/Odessa TX
232 PM CDT Thu Sep 30 2021
TXC227-301941-
/O.CAN.KMAF.SV.W.0311.000000T0000Z-210930T2000Z/
Howard TX-
232 PM CDT Thu Sep 30 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HOWARD COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
western Texas.
LAT...LON 3216 10090 3272 10123 3296 10102 3282 10066
3237 10067
TIME...MOT...LOC 1931Z 220DEG 35KT 3264 10097 3220 10089
$$
TXC033-335-415-302000-
/O.CON.KMAF.SV.W.0311.000000T0000Z-210930T2000Z/
Scurry TX-Mitchell TX-Borden TX-
232 PM CDT Thu Sep 30 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM CDT
FOR SCURRY...NORTHEASTERN MITCHELL AND EAST CENTRAL BORDEN
COUNTIES...
At 231 PM CDT, severe thunderstorms were located along a line
extending from 6 miles southwest of Snyder to 6 miles southwest of
Champion Creek Reservoir, moving northeast at 25 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...
Snyder, Colorado City, Loraine, Colorado City Airport, Lake Colorado
City, Lake Colorado City State Park, Inadale, Champion Creek
Reservoir, J B Thomas Reservoir, Westbrook, Hermleigh, Randalls
Corner, Winston Field, Knapp, Cuthbert, Buford, Dunn and Ira.
This includes Interstate 20 between mile markers 207 and 228.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Midland.
&&
LAT...LON 3216 10090 3272 10123 3296 10102 3282 10066
3237 10067
TIME...MOT...LOC 1931Z 220DEG 35KT 3264 10097 3220 10089
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
44The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 30, 10:17 AM CDT | Special Weather Statement | MAF | Gaines | 43 min |
| Sep 30, 10:33 AM CDT | Special Weather Statement | MAF | Andrews | 42 min |
| Sep 30, 10:51 AM CDT | Severe Thunderstorm Warning | MAF | Andrews | 24 min |
| Sep 30, 11:13 AM CDT | Severe Thunderstorm Warning | MAF | Andrews, Dawson, Gaines, Martin | 47 min |
| Sep 30, 12:09 PM CDT | Special Weather Statement | MAF | Martin | 36 min |
| Sep 30, 12:22 PM CDT | Severe Thunderstorm Warning | MAF | Howard, Martin | 53 min |
| Sep 30, 1:14 PM CDT | Severe Thunderstorm Warning | MAF | Howard, Mitchell | 46 min |
| Sep 30, 1:43 PM CDT | Special Weather Statement | MAF | Jeff Davis | 47 min |
| Sep 30, 1:46 PM CDT | Special Weather Statement | MAF | 44 min | |
| Sep 30, 1:53 PM CDT | Severe Thunderstorm Warning | MAF | Jeff Davis, Presidio | 52 min |
| Sep 30, 2:29 PM CDT | Special Weather Statement | MAF | Pecos | 46 min |
| Sep 30, 2:46 PM CDT | Special Weather Statement | MAF | Jeff Davis | 44 min |
| Sep 30, 2:50 PM CDT | Special Weather Statement | MAF | Brewster | 40 min |
| Sep 30, 2:54 PM CDT | Areal Flood Advisory | MAF | Howard, Mitchell | 3 hr |
| Sep 30, 3:09 PM CDT | Areal Flood Advisory | MAF | Mitchell, Scurry | 3 hr |
| Sep 30, 3:12 PM CDT | Severe Thunderstorm Warning | MAF | Pecos, Terrell | 63 min |
| Sep 30, 3:14 PM CDT | Areal Flood Advisory | MAF | Jeff Davis | 3 hr |
| Sep 30, 3:28 PM CDT | Special Weather Statement | MAF | 47 min | |
| Sep 30, 3:31 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 44 min |
| Sep 30, 3:37 PM CDT | Special Weather Statement | MAF | 53 min | |
| Sep 30, 4:03 PM CDT | Severe Thunderstorm Warning | MAF | Brewster, Pecos | 57 min |
| Sep 30, 4:10 PM CDT | Severe Thunderstorm Warning | MAF | Pecos, Terrell | 65 min |
| Sep 30, 4:14 PM CDT | Special Weather Statement | MAF | Glasscock | 46 min |
| Sep 30, 4:34 PM CDT | Special Weather Statement | MAF | Brewster | 41 min |
| Sep 30, 4:53 PM CDT | Severe Thunderstorm Warning | MAF | Brewster, Pecos, Terrell | 52 min |
| Sep 30, 4:56 PM CDT | Areal Flood Advisory | MAF | Pecos, Terrell | 3 hr |
| Sep 30, 5:21 PM CDT | Special Weather Statement | MAF | Terrell | 39 min |
| Sep 30, 6:41 PM CDT | Special Weather Statement | MAF | Terrell | 34 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.