Alert archive / Oklahoma / Tornado Warnings in 2021
Tornado Warning 32, NWS Amarillo, TX
NWS Amarillo, TX issued this tornado warning at May 30, 2021, 6:14 PM CDT for Cimarron County, Oklahoma. It was in force for 46 min. 2 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 30, 2021, 6:14 PM CDT (23:14 UTC)
- Expired
- May 30, 2021, 7:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 1.75 in
County Cimarron County, OK
The radar
The Amarillo radar (KAMA), 178 km from the middle of the area, began a volume at 23:16 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 30, 6:27 PM CDT | HAIL 1.25 | 7 Ssw Boise City, OK | |
| May 30, 6:44 PM CDT | TORNADO | 10 S Boise City, OK | MULTIPLE STORM CHASERS REPORTS OF A TORNADO. LASTING 1 MINUTE. (6:44 - 6:45 PM CDT). |
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 30, 4:42 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 11.2 hours before the alert went out and 178 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
- 64 J/kg
- Mixed-layer CIN
- -307 J/kg
- Mixed-layer LCL
- 1320 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
489
WFUS54 KAMA 302314
TORAMA
OKC025-310000-
/O.NEW.KAMA.TO.W.0032.210530T2314Z-210531T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Amarillo TX
614 PM CDT Sun May 30 2021
The National Weather Service in Amarillo has issued a
* Tornado Warning for...
Southeastern Cimarron County in the Panhandle of Oklahoma...
* Until 700 PM CDT.
* At 613 PM CDT, a confirmed tornado was located 8 miles southwest of
Boise City, moving northeast at 25 mph.
HAZARD...Multiple Tornados and golf ball size hail.
SOURCE...Multiple reports from storm chasers, social media, and
brodcast media.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Boise City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3691 10246 3667 10216 3650 10264 3650 10268
3663 10280
TIME...MOT...LOC 2313Z 241DEG 23KT 3664 10263
TORNADO...OBSERVED
HAIL...1.75IN
$$
DGW2 follow-up statements
742
WWUS54 KAMA 302335
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
635 PM CDT Sun May 30 2021
OKC025-310000-
/O.CON.KAMA.TO.W.0032.000000T0000Z-210531T0000Z/
Cimarron OK-
635 PM CDT Sun May 30 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR CENTRAL
CIMARRON COUNTY...
At 635 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Boise City, moving northeast at 25 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Boise City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3691 10246 3667 10216 3651 10260 3654 10265
3668 10274
TIME...MOT...LOC 2335Z 241DEG 23KT 3671 10247
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$
DGW519
WWUS54 KAMA 302347
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
647 PM CDT Sun May 30 2021
OKC025-310000-
/O.CON.KAMA.TO.W.0032.000000T0000Z-210531T0000Z/
Cimarron OK-
647 PM CDT Sun May 30 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
SOUTHEASTERN CIMARRON COUNTY...
At 646 PM CDT, a severe thunderstorm capable of producing a tornado
was located 6 miles east of Boise City, moving northeast at 25 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Spotter noted a brief tornado that has since lifted, but
radar continues to indicate tornado potential with this
storm.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
southeastern Cimarron County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3676 10236 3667 10216 3651 10260 3654 10260
3661 10263
TIME...MOT...LOC 2346Z 241DEG 23KT 3674 10239
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$
DGWThe office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 7:45 PM CDT | Tornado Warning | AMA | Cimarron | 45 min |
| May 29, 8:27 PM CDT | Tornado Warning | AMA | Cimarron | 48 min |
| May 29, 9:05 PM CDT | Tornado Warning | AMA | Cimarron | 55 min |
| May 29, 9:51 PM CDT | Tornado Warning | AMA | Cimarron | 54 min |
| May 29, 10:41 PM CDT | Severe Thunderstorm Warning | AMA | Cimarron | 64 min |
| May 29, 11:48 PM CDT | Special Weather Statement | AMA | Cimarron | 27 min |
| May 30, 12:04 AM CDT | Special Weather Statement | AMA | Cimarron | 56 min |
| May 30, 1:03 PM CDT | Special Weather Statement | AMA | Beaver | 42 min |
| May 30, 1:19 PM CDT | Severe Thunderstorm Warning | AMA | Beaver | 26 min |
| May 30, 2:27 PM CDT | Flood Watch | AMA | Beaver, Cimarron, Texas | 17 hr |
| May 30, 3:35 PM CDT | Special Weather Statement | AMA | Cimarron | 25 min |
| May 30, 4:35 PM CDT | Tornado Warning | AMA | Cimarron | 40 min |
| May 30, 5:08 PM CDT | Tornado Warning | AMA | Cimarron | 28 min |
| May 30, 5:14 PM CDT | Severe Thunderstorm Warning | AMA | Cimarron | 61 min |
| May 30, 5:35 PM CDT | Severe Thunderstorm Warning | AMA | Cimarron | 55 min |
| May 30, 5:39 PM CDT | Tornado Warning | AMA | Cimarron | 51 min |
| May 30, 5:49 PM CDT | Tornado Warning | AMA | Cimarron | 41 min |
| May 30, 6:26 PM CDT | Tornado Warning | AMA | Cimarron | 21 min |
| May 30, 6:46 PM CDT | Areal Flood Advisory | AMA | Cimarron | 4 hr |
| May 30, 6:54 PM CDT | Tornado Warning | AMA | Cimarron | 51 min |
| May 30, 6:58 PM CDT | Tornado Warning | AMA | Cimarron | 47 min |
Nearby
Tornado Warnings in Oklahoma, 2021Every tornado warning in 2021Tornadoes 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.