Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 130, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at May 30, 2021, 1:19 PM CDT for Beaver County, Oklahoma. It was in force for 26 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
- May 30, 2021, 1:19 PM CDT (18:19 UTC)
- Expired
- May 30, 2021, 1:45 PM CDT
- In force
- 26 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Beaver County, OK
The radar
The Dodge City radar (KDDC), 123 km from the middle of the area, began a volume at 18:20 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
Dodge City, (KDDC), launched 12:00Z, 6.3 hours before the alert went out and 124 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 647 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
223
WUUS54 KAMA 301819
SVRAMA
OKC007-301900-
/O.NEW.KAMA.SV.W.0130.210530T1819Z-210530T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
119 PM CDT Sun May 30 2021
The National Weather Service in Amarillo has issued a
* Severe Thunderstorm Warning for...
Eastern Beaver County in the Panhandle of Oklahoma...
* Until 200 PM CDT.
* At 119 PM CDT, a severe thunderstorm was located over Slapout, or
13 miles southwest of Laverne, moving northeast at 30 mph.
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.
* Locations impacted include...
Gate and Slapout.
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 3651 10003 3656 10026 3695 10015 3692 10000
3652 10000
TIME...MOT...LOC 1819Z 233DEG 25KT 3659 10010
HAIL...1.00IN
WIND...60MPH
$$
MJG1 follow-up statement
270
WWUS54 KAMA 301845
SVSAMA
Severe Weather Statement
National Weather Service Amarillo TX
145 PM CDT Sun May 30 2021
OKC007-301855-
/O.CAN.KAMA.SV.W.0130.000000T0000Z-210530T1900Z/
Beaver OK-
145 PM CDT Sun May 30 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN BEAVER COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.
LAT...LON 3651 10003 3656 10026 3695 10015 3692 10000
3652 10000
TIME...MOT...LOC 1842Z 233DEG 25KT 3670 9992
$$
MJGThe 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, 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, 6:14 PM CDT | Tornado Warning | AMA | Cimarron | 46 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
Severe Thunderstorm Warnings in Oklahoma, 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.