Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 326, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at Oct 21, 2021, 5:34 PM CDT for Brewster County, Texas. It was in force for 41 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
- Oct 21, 2021, 5:34 PM CDT (22:34 UTC)
- Expired
- Oct 21, 2021, 6:15 PM CDT
- In force
- 41 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Brewster County, TX
The radar
The Midland/Odessa radar (KMAF), 247 km from the middle of the area, began a volume at 22:34 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
Midland Regional, TX (KMAF), launched 12:00Z, 10.6 hours before the alert went out and 247 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
- 1076 J/kg
- Mixed-layer CIN
- -203 J/kg
- Mixed-layer LCL
- 820 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
667
WUUS54 KMAF 212234
SVRMAF
TXC043-212315-
/O.NEW.KMAF.SV.W.0326.211021T2234Z-211021T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
534 PM CDT Thu Oct 21 2021
The National Weather Service in Midland has issued a
* Severe Thunderstorm Warning for...
West central Brewster County in southwestern Texas...
* Until 615 PM CDT.
* At 534 PM CDT, a severe thunderstorm was located 18 miles southwest
of Marathon, or 22 miles southeast of Alpine, moving southeast at
10 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Elephant Mountain and Elephant Mountain Wildlife Management Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3012 10371 3022 10345 2994 10320 2979 10353
TIME...MOT...LOC 2234Z 324DEG 9KT 3007 10351
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
291 follow-up statement
486
WWUS54 KMAF 212247
SVSMAF
Severe Weather Statement
National Weather Service Midland/Odessa TX
547 PM CDT Thu Oct 21 2021
TXC043-212315-
/O.CON.KMAF.SV.W.0326.000000T0000Z-211021T2315Z/
Brewster TX-
547 PM CDT Thu Oct 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR WEST CENTRAL BREWSTER COUNTY...
At 547 PM CDT, a severe thunderstorm was located 22 miles southwest
of Marathon, or 25 miles south of Alpine, moving southeast at 5 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Elephant Mountain and Elephant Mountain Wildlife Management Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3008 10369 3018 10342 2994 10320 2979 10353
TIME...MOT...LOC 2247Z 313DEG 6KT 3001 10353
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
29The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 21, 2:18 PM CDT | Areal Flood Advisory | MAF | Jeff Davis | 117 min |
| Oct 21, 2:28 PM CDT | Special Weather Statement | MAF | Jeff Davis | 47 min |
| Oct 21, 2:39 PM CDT | Areal Flood Advisory | MAF | Brewster, Presidio | 3 hr |
| Oct 21, 2:52 PM CDT | Flash Flood Warning | MAF | Jeff Davis | 3 hr |
| Oct 21, 3:08 PM CDT | Special Weather Statement | MAF | Presidio | 52 min |
| Oct 21, 3:09 PM CDT | Special Weather Statement | MAF | 51 min | |
| Oct 21, 3:30 PM CDT | Special Weather Statement | MAF | 45 min | |
| Oct 21, 3:36 PM CDT | Severe Thunderstorm Warning | MAF | Brewster, Jeff Davis, Presidio | 39 min |
| Oct 21, 3:38 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 52 min |
| Oct 21, 4:10 PM CDT | Areal Flood Advisory | MAF | Brewster | 3 hr |
| Oct 21, 4:18 PM CDT | Special Weather Statement | MAF | Pecos | 42 min |
| Oct 21, 4:27 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 48 min |
| Oct 21, 4:35 PM CDT | Flash Flood Warning | MAF | Brewster | 3 hr |
| Oct 21, 4:49 PM CDT | Special Weather Statement | MAF | Presidio | 41 min |
| Oct 21, 4:56 PM CDT | Special Weather Statement | MAF | Presidio | 49 min |
| Oct 21, 5:13 PM CDT | Special Weather Statement | MAF | Brewster | 47 min |
| Oct 21, 5:27 PM CDT | Severe Thunderstorm Warning | MAF | Brewster, Presidio | 48 min |
| Oct 21, 6:15 PM CDT | Special Weather Statement | MAF | Presidio | 45 min |
| Oct 21, 6:24 PM CDT | Severe Thunderstorm Warning | MAF | Brewster, Presidio | 29 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.