Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 73, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at May 16, 2021, 7:44 PM CDT for Randall County, Texas. It was in force for 61 min. 11 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
- May 16, 2021, 7:44 PM CDT (00:44 UTC)
- Expired
- May 16, 2021, 8:45 PM CDT
- In force
- 61 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Randall County, TX
The radar
The Amarillo radar (KAMA), 36 km from the middle of the area, began a volume at 00:44 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 16, 7:44 PM CDT | HAIL 1.5 | 3 Ne Umbarger, TX | REPORT FROM MPING: PING PONG BALL (1.50 IN.). |
| May 16, 7:57 PM CDT | HAIL 1.25 | 4 Ene Umbarger, TX | REPORT FROM MPING: HALF DOLLAR (1.25 IN.). |
| May 16, 7:59 PM CDT | HAIL 1.75 | 3 Ne Umbarger, TX | REPORT FROM MPING: GOLF BALL (1.75 IN.). |
| May 16, 8:00 PM CDT | HAIL 1 | 3 E Canyon, TX | |
| May 16, 8:03 PM CDT | HAIL 1.25 | 1 Wsw Canyon, TX | REPORT RECEIVED VIA TWITTER. |
| May 16, 8:05 PM CDT | HAIL 0.75 | 3 N Canyon, TX | REPORT FROM MPING: DIME (0.75 IN.). |
| May 16, 8:08 PM CDT | HAIL 0.75 | Canyon, TX | REPORT FROM MPING: DIME (0.75 IN.). |
| May 16, 8:08 PM CDT | HAIL 1.5 | 1 Wnw Canyon, TX | |
| May 16, 8:12 PM CDT | HAIL 0.75 | 2 S Canyon, TX | REPORT FROM MPING: DIME (0.75 IN.). |
| May 16, 8:13 PM CDT | HAIL 1.5 | 1 E Canyon, TX | PICTURE OF HALF DOLLAR SIZE HAIL RECEIVED. |
| May 16, 8:22 PM CDT | HAIL 1 | 4 E Canyon, TX | REPORT FROM MPING: QUARTER (1.00 IN.). |
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 |
|---|---|---|---|
| May 16, 3:43 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 0.7 hours before the alert went out and 36 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
- 449 J/kg
- Mixed-layer CIN
- -105 J/kg
- Mixed-layer LCL
- 2191 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 250 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
As transmitted.
886
WUUS54 KAMA 170044
SVRAMA
TXC381-170145-
/O.NEW.KAMA.SV.W.0073.210517T0044Z-210517T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
744 PM CDT Sun May 16 2021
The National Weather Service in Amarillo has issued a
* Severe Thunderstorm Warning for...
Central Randall County in the Panhandle of Texas...
* Until 845 PM CDT.
* At 744 PM CDT, a severe thunderstorm was located over Canyon, and
is nearly stationary. At 738 PM CDT, the public reported half
dollar size hail 5 miles east southeast of Canyon.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Public.
IMPACT...Minor damage to roofs, siding, and trees is possible.
Hail damage to vehicles is expected. Hail may accumulate
on roadways causing hazardous travel.
* Locations impacted include...
Canyon, Lake Tanglewood, Umbarger, Mescalero Park and Timbercreek
Canyon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3475 10186 3495 10215 3510 10201 3512 10162
3507 10162 3475 10178
TIME...MOT...LOC 0044Z 282DEG 3KT 3497 10193
HAIL...1.25IN
WIND...60MPH
$$
Rutt5 follow-up statements
713
WWUS54 KAMA 170102
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
802 PM CDT Sun May 16 2021
TXC381-170145-
/O.CON.KAMA.SV.W.0073.000000T0000Z-210517T0145Z/
Randall TX-
802 PM CDT Sun May 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR CENTRAL RANDALL COUNTY...
At 802 PM CDT, a severe thunderstorm was located over Canyon, moving
east at 10 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Minor damage to roofs, siding, and trees is possible.
People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Hail may
accumulate on roadways causing hazardous travel.
Locations impacted include...
Canyon, Lake Tanglewood, Mescalero Park and Timbercreek Canyon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3475 10186 3494 10206 3509 10197 3507 10162
3475 10178
TIME...MOT...LOC 0102Z 292DEG 8KT 3497 10196
HAIL...1.75IN
WIND...60MPH
$$
Rutt877
WWUS54 KAMA 170115
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
815 PM CDT Sun May 16 2021
TXC381-170145-
/O.CON.KAMA.SV.W.0073.000000T0000Z-210517T0145Z/
Randall TX-
815 PM CDT Sun May 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHEASTERN RANDALL COUNTY...
At 815 PM CDT, a severe thunderstorm was located over Canyon, and is
nearly stationary.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Minor damage to roofs, siding, and trees is possible.
People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Hail may
accumulate on roadways causing hazardous travel.
Locations impacted include...
Canyon, Lake Tanglewood, Mescalero Park and Timbercreek Canyon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3494 10200 3509 10192 3507 10162 3478 10177
TIME...MOT...LOC 0115Z 282DEG 3KT 3497 10195
HAIL...1.75IN
WIND...60MPH
$$
Rutt767
WWUS54 KAMA 170128
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
828 PM CDT Sun May 16 2021
TXC381-170145-
/O.CON.KAMA.SV.W.0073.000000T0000Z-210517T0145Z/
Randall TX-
828 PM CDT Sun May 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR EAST CENTRAL RANDALL COUNTY...
At 828 PM CDT, a severe thunderstorm was located 6 miles west of Palo
Duro Canyon, or 7 miles east of Canyon, moving east at 25 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to roofs, siding, and trees is possible. Hail
damage to vehicles is expected.
Locations impacted include...
Timbercreek Canyon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3494 10190 3506 10183 3503 10164 3485 10173
TIME...MOT...LOC 0128Z 278DEG 21KT 3496 10179
HAIL...1.25IN
WIND...60MPH
$$
Rutt854
WWUS54 KAMA 170135
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
835 PM CDT Sun May 16 2021
TXC381-170145-
/O.CON.KAMA.SV.W.0073.000000T0000Z-210517T0145Z/
Randall TX-
835 PM CDT Sun May 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR EAST CENTRAL RANDALL COUNTY...
At 835 PM CDT, a severe thunderstorm was located 6 miles west of Palo
Duro Canyon, or 7 miles east of Canyon, and is nearly stationary.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to roofs, siding, and trees is possible. Hail
damage to vehicles is expected.
This severe thunderstorm will remain over mainly rural areas of east
central Randall County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3494 10182 3505 10177 3503 10164 3490 10170
TIME...MOT...LOC 0135Z 282DEG 3KT 3496 10178
HAIL...1.00IN
WIND...60MPH
$$
Rutt638
WWUS54 KAMA 170143
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
843 PM CDT Sun May 16 2021
TXC381-170153-
/O.EXP.KAMA.SV.W.0073.000000T0000Z-210517T0145Z/
Randall TX-
843 PM CDT Sun May 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL RANDALL COUNTY
WILL EXPIRE AT 845 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
the Panhandle of Texas.
LAT...LON 3494 10182 3505 10177 3503 10164 3490 10170
TIME...MOT...LOC 0143Z 282DEG 3KT 3496 10177
$$
RuttThe office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 7:01 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith, Oldham | 14 min |
| May 16, 7:06 PM CDT | Severe Thunderstorm Warning | AMA | Carson, Potter | 54 min |
| May 16, 7:15 PM CDT | Flash Flood Warning | AMA | Randall | 5 hr |
| May 16, 7:20 PM CDT | Severe Thunderstorm Warning | AMA | Donley | 55 min |
| May 16, 7:35 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong, Randall | 55 min |
| May 16, 7:46 PM CDT | Severe Thunderstorm Warning | AMA | Carson, Potter | 59 min |
| May 16, 7:58 PM CDT | Severe Thunderstorm Warning | AMA | Dallam, Hartley, Sherman | 62 min |
| May 16, 8:13 PM CDT | Severe Thunderstorm Warning | AMA | Donley | 62 min |
| May 16, 8:47 PM CDT | Severe Thunderstorm Warning | AMA | Carson, Oldham, Potter | 43 min |
| May 16, 9:08 PM CDT | Areal Flood Advisory | AMA | Donley | 3 hr |
| May 16, 9:19 PM CDT | Severe Thunderstorm Warning | AMA | Sherman | 41 min |
| May 16, 11:37 PM CDT | Special Weather Statement | AMA | Oldham | 23 min |
| May 16, 11:40 PM CDT | Areal Flood Advisory | AMA | Potter, Randall | 3 hr |
| May 17, 12:06 AM CDT | Special Weather Statement | AMA | Potter | 24 min |
| May 17, 12:12 AM CDT | Special Weather Statement | AMA | Oldham | 33 min |
| May 17, 12:16 AM CDT | Areal Flood Advisory | AMA | Randall | 3 hr |
| May 17, 12:35 AM CDT | Special Weather Statement | AMA | Randall | 25 min |
| May 17, 12:45 AM CDT | Special Weather Statement | AMA | Potter | 30 min |
| May 17, 12:46 AM CDT | Special Weather Statement | AMA | Potter | 29 min |
| May 17, 1:02 AM CDT | Special Weather Statement | AMA | Randall | 28 min |
| May 17, 2:58 PM CDT | Flash Flood Watch | AMA | Armstrong, Carson, Collingsworth, Deaf Smith, Donley, Gray and 4 more | 7 hr |
| May 17, 4:47 PM CDT | Special Weather Statement | AMA | Oldham | 43 min |
| May 17, 5:16 PM CDT | Severe Thunderstorm Warning | AMA | Ochiltree, Roberts | 59 min |
| May 17, 5:48 PM CDT | Special Weather Statement | AMA | Hartley, Oldham | 57 min |
| May 17, 5:50 PM CDT | Severe Thunderstorm Warning | AMA | Hartley, Oldham | 55 min |
| May 17, 6:14 PM CDT | Severe Thunderstorm Warning | AMA | Roberts | 41 min |
| May 17, 6:28 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith, Randall | 62 min |
| May 17, 6:33 PM CDT | Tornado Warning | AMA | Hartley, Oldham | 19 min |
| May 17, 6:42 PM CDT | Severe Thunderstorm Warning | AMA | Hartley, Oldham | 93 min |
| May 17, 6:54 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong, Randall | 66 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.