Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 57, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 28, 2021, 7:34 PM CDT for Franklin County, Arkansas. It was in force for 26 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
- Apr 28, 2021, 7:34 PM CDT (00:34 UTC)
- Expired
- Apr 28, 2021, 8:00 PM CDT
- In force
- 26 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Franklin County, AR
The radar
The Western Arkansas radar (KSRX), 52 km from the middle of the area, began a volume at 00:35 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 |
|---|---|---|---|
| Apr 28, 7:42 PM CDT | HAIL 1.75 | Denning, AR | GOLF BALL SIZE HAIL REPORTED IN DENNING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.6 hours before the alert went out and 169 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
- 48 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 761 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 320 m²/s²
- 0-3 km storm-relative helicity
- 258 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted.
349
WUUS54 KTSA 290034
SVRTSA
ARC047-290100-
/O.NEW.KTSA.SV.W.0057.210429T0034Z-210429T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
734 PM CDT Wed Apr 28 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Southeastern Franklin County in west central Arkansas...
* Until 800 PM CDT.
* At 734 PM CDT, a severe thunderstorm was located 4 miles northeast
of Ratcliff, moving east at 60 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 in or near the path include...
Altus... Denning...
Wiederkehr Village... Etna...
Peter Pender... Alix...
Meg...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3538 9371 3537 9372 3537 9375 3538 9376
3540 9379 3542 9380 3531 9381 3532 9392
3531 9392 3540 9395 3547 9371
TIME...MOT...LOC 0034Z 254DEG 54KT 3534 9382
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
934
WWUS54 KTSA 290051
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
751 PM CDT Wed Apr 28 2021
ARC047-290101-
/O.EXP.KTSA.SV.W.0057.000000T0000Z-210429T0100Z/
Franklin AR-
751 PM CDT Wed Apr 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FRANKLIN COUNTY
WILL EXPIRE AT 800 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire. Golf Ball sized
hail was reported in Denning with this storm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Tulsa.
LAT...LON 3538 9371 3537 9372 3537 9375 3538 9376
3540 9379 3542 9380 3531 9381 3532 9392
3531 9392 3540 9395 3547 9371
TIME...MOT...LOC 0051Z 254DEG 54KT 3541 9354
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 7:22 PM CDT | Special Weather Statement | TSA | Franklin | 23 min |
| Apr 28, 7:42 PM CDT | Areal Flood Warning | TSA | Benton, Carroll, Crawford, Franklin, Madison, Washington | 9 hr |
| Apr 28, 9:06 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 39 min |
| Apr 28, 9:14 PM CDT | Tornado Warning | TSA | Sebastian | 31 min |
| Apr 28, 9:19 PM CDT | Areal Flood Advisory | TSA | Crawford, Franklin, Sebastian | 3 hr |
| Apr 28, 9:27 PM CDT | Flash Flood Warning | TSA | Crawford, Franklin, Sebastian | 3 hr |
| Apr 28, 9:27 PM CDT | Severe Thunderstorm Warning | TSA | Franklin, Sebastian | 48 min |
| Apr 28, 9:29 PM CDT | Tornado Warning | TSA | Sebastian | 28 min |
| Apr 28, 10:40 PM CDT | Flash Flood Warning | TSA | Crawford, Franklin, Madison, Washington | 4 hr |
| Apr 29, 12:19 AM CDT | Flash Flood Warning | TSA | Crawford, Franklin, Sebastian | 6 hr |
| Apr 29, 2:13 AM CDT | Special Weather Statement | TSA | Franklin | 32 min |
| Apr 29, 2:35 AM CDT | Flash Flood Warning | TSA | Crawford, Franklin, Madison, Washington | 4 hr |
| Apr 29, 7:18 AM CDT | Areal Flood Warning | TSA | Crawford, Franklin, Sebastian | 10 hr |
| Apr 29, 11:36 AM CDT | River Flood Warning | TSA | Crawford, Franklin | 9 hr |
Nearby
Severe Thunderstorm Warnings in Arkansas, 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.