Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 102, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 18, 2021, 3:29 PM CDT for Gaines County, Texas. It was in force for 46 min. 1 report 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
- May 18, 2021, 3:29 PM CDT (20:29 UTC)
- Expired
- May 18, 2021, 4:15 PM CDT
- In force
- 46 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Gaines County, TX
The radar
The Lubbock radar (KLBB), 108 km from the middle of the area, began a volume at 20:29 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 |
|---|---|---|---|
| May 18, 3:50 PM CDT | HAIL 1 | 2 E Seagraves, TX | A LOT OF NICKEL TO QUARTER SIZED HAIL COVERING U.S. HWY 83 EAST OF SEAGRAVES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 8.5 hours before the alert went out and 111 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
- 137 J/kg
- Mixed-layer CIN
- -283 J/kg
- Mixed-layer LCL
- 1282 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted.
207
WUUS54 KMAF 182029
SVRMAF
TXC165-182115-
/O.NEW.KMAF.SV.W.0102.210518T2029Z-210518T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
329 PM CDT Tue May 18 2021
The National Weather Service in Midland has issued a
* Severe Thunderstorm Warning for...
North central Gaines County in western Texas...
* Until 415 PM CDT.
* At 329 PM CDT, a severe thunderstorm was located over Seagraves,
moving northeast at 10 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...
Seagraves, Seagraves Airport and Loop.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3283 10258 3294 10267 3296 10265 3296 10225
TIME...MOT...LOC 2029Z 228DEG 11KT 3294 10255
HAIL...1.00IN
WIND...60MPH
$$
893 follow-up statements
128
WWUS54 KMAF 182045
SVSMAF
Severe Weather Statement
National Weather Service Midland/Odessa TX
345 PM CDT Tue May 18 2021
TXC165-182115-
/O.CON.KMAF.SV.W.0102.000000T0000Z-210518T2115Z/
Gaines TX-
345 PM CDT Tue May 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR NORTH CENTRAL GAINES COUNTY...
At 345 PM CDT, a severe thunderstorm was located over Seagraves
Airport, or near Seagraves, moving northeast at 15 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Seagraves, Seagraves Airport and Loop.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3283 10258 3296 10259 3296 10225
TIME...MOT...LOC 2045Z 228DEG 11KT 3297 10251
HAIL...1.75IN
WIND...60MPH
$$
89304
WWUS54 KMAF 182056
SVSMAF
Severe Weather Statement
National Weather Service Midland/Odessa TX
356 PM CDT Tue May 18 2021
TXC165-182115-
/O.CON.KMAF.SV.W.0102.000000T0000Z-210518T2115Z/
Gaines TX-
356 PM CDT Tue May 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR NORTH CENTRAL GAINES COUNTY...
At 353 PM CDT, a severe thunderstorm was located near Seagraves
Airport, or near Seagraves, moving northeast at 20 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Trained weather spotters reported 1 inch hail in Seagraves
on Highway 83.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Seagraves, Seagraves Airport and Loop.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3283 10258 3296 10259 3296 10225
TIME...MOT...LOC 2053Z 238DEG 17KT 3294 10246
HAIL...1.75IN
WIND...60MPH
$$
89803
WWUS54 KMAF 182106
SVSMAF
Severe Weather Statement
National Weather Service Midland/Odessa TX
406 PM CDT Tue May 18 2021
TXC165-182115-
/O.CON.KMAF.SV.W.0102.000000T0000Z-210518T2115Z/
Gaines TX-
406 PM CDT Tue May 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR NORTH CENTRAL GAINES COUNTY...
At 406 PM CDT, a severe thunderstorm was located near Seagraves
Airport, or 8 miles east of Seagraves, moving northeast at 15 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Loop.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3286 10250 3296 10253 3296 10225
TIME...MOT...LOC 2106Z 228DEG 11KT 3297 10242
HAIL...1.75IN
WIND...60MPH
$$
89The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 7:09 PM CDT | Tornado Warning | MAF | Howard, Mitchell | 51 min |
| May 17, 7:26 PM CDT | Severe Thunderstorm Warning | MAF | Mitchell | 64 min |
| May 17, 7:28 PM CDT | Severe Thunderstorm Warning | MAF | Terrell | 62 min |
| May 17, 7:28 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Howard | 62 min |
| May 17, 7:39 PM CDT | Flash Flood Warning | MAF | Mitchell | 3 hr |
| May 17, 7:45 PM CDT | Severe Thunderstorm Warning | MAF | Glasscock | 45 min |
| May 17, 8:10 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Scurry | 20 min |
| May 17, 8:15 PM CDT | Areal Flood Advisory | MAF | Glasscock | 3 hr |
| May 17, 8:28 PM CDT | Severe Thunderstorm Warning | MAF | Mitchell | 32 min |
| May 17, 8:29 PM CDT | Special Weather Statement | MAF | Glasscock | 46 min |
| May 17, 8:32 PM CDT | Special Weather Statement | MAF | Terrell | 43 min |
| May 17, 9:21 PM CDT | Flash Flood Watch | MAF | Borden, Crane, Dawson, Ector, Glasscock, Howard and 6 more | 13 hr |
| May 18, 1:23 AM CDT | Special Weather Statement | MAF | Scurry | 37 min |
| May 18, 1:35 AM CDT | Special Weather Statement | MAF | Midland | 40 min |
| May 18, 1:43 AM CDT | Severe Thunderstorm Warning | MAF | Crane, Midland, Upton | 62 min |
| May 18, 1:50 AM CDT | Severe Thunderstorm Warning | MAF | Crane, Pecos, Ward | 40 min |
| May 18, 2:01 AM CDT | Areal Flood Advisory | MAF | Borden, Scurry | 3 hr |
| May 18, 2:17 AM CDT | Areal Flood Advisory | MAF | Crane, Glasscock, Midland, Pecos, Upton, Ward | 3 hr |
| May 18, 2:30 AM CDT | Severe Thunderstorm Warning | MAF | Crane, Pecos | 60 min |
| May 18, 2:43 AM CDT | Severe Thunderstorm Warning | MAF | Crane, Ector, Glasscock, Howard, Martin, Midland and 2 more | 62 min |
| May 18, 3:11 AM CDT | Flash Flood Warning | MAF | Crane, Glasscock, Midland, Upton | 3 hr |
| May 18, 3:29 AM CDT | Special Weather Statement | MAF | Borden, Dawson, Scurry | 46 min |
| May 18, 3:29 AM CDT | Tornado Warning | MAF | Glasscock, Howard | 31 min |
| May 18, 3:42 AM CDT | Flash Flood Warning | MAF | Borden, Scurry | 3 hr |
| May 18, 3:44 AM CDT | Severe Thunderstorm Warning | MAF | Glasscock, Howard, Martin | 46 min |
| May 18, 3:53 AM CDT | Severe Thunderstorm Warning | MAF | Crane, Glasscock, Midland, Pecos, Reagan, Upton | 67 min |
| May 18, 4:16 AM CDT | Special Weather Statement | MAF | Borden, Dawson, Scurry | 44 min |
| May 18, 4:16 AM CDT | Special Weather Statement | MAF | Reagan | 44 min |
| May 18, 4:28 AM CDT | Special Weather Statement | MAF | Mitchell | 47 min |
| May 18, 2:19 PM CDT | Special Weather Statement | MAF | Gaines | 41 min |
| May 18, 2:51 PM CDT | Severe Thunderstorm Warning | MAF | Gaines | 39 min |
| May 18, 3:06 PM CDT | Special Weather Statement | MAF | Pecos | 39 min |
| May 18, 3:47 PM CDT | Special Weather Statement | MAF | Pecos | 43 min |
| May 18, 4:15 PM CDT | Severe Thunderstorm Warning | MAF | Gaines | 45 min |
| May 18, 4:29 PM CDT | Special Weather Statement | MAF | Terrell | 46 min |
| May 18, 4:58 PM CDT | Severe Thunderstorm Warning | MAF | Dawson, Gaines | 47 min |
| May 18, 5:41 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Dawson | 49 min |
| May 18, 5:47 PM CDT | Tornado Warning | MAF | Dawson | 43 min |
| May 18, 6:28 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Dawson | 47 min |
| May 18, 6:36 PM CDT | Areal Flood Advisory | MAF | Dawson | 3 hr |
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.