Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 51, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 9, 2021, 10:07 PM CDT for Carroll County, Madison County, Arkansas. It was in force for 23 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
- Apr 9, 2021, 10:07 PM CDT (03:07 UTC)
- Expired
- Apr 9, 2021, 10:30 PM CDT
- In force
- 23 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Carroll County, AR, Madison County, AR
The radar
The Western Arkansas radar (KSRX), 110 km from the middle of the area, began a volume at 03:09 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 9, 8:44 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 3.1 hours before the alert went out and 103 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
- 9 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 1268 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
861
WUUS54 KTSA 100307
SVRTSA
ARC015-087-100330-
/O.NEW.KTSA.SV.W.0051.210410T0307Z-210410T0330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
1007 PM CDT Fri Apr 9 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Madison County in northwestern Arkansas...
Southeastern Carroll County in northwestern Arkansas...
* Until 1030 PM CDT.
* At 1006 PM CDT, a severe thunderstorm was located near Japton,
moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations in or near the path include...
Huntsville... St. Paul...
Hindsville... Saint Paul...
Pettigrew... Japton...
Kingston... Witter...
Marble... Aurora...
Boston... Georgetown...
Dutton... Dryfork...
Red Star... Weathers...
Delaney... Alabam...
Crosses... Patrick...
LAT...LON 3612 9348 3608 9348 3608 9345 3597 9345
3595 9349 3593 9349 3592 9351 3588 9351
3588 9352 3579 9352 3583 9393 3614 9390
3619 9330 3612 9330
TIME...MOT...LOC 0306Z 272DEG 43KT 3598 9376
HAIL...<.75IN
WIND...60MPH
$$2 follow-up statements
419
WWUS54 KTSA 100321
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
1021 PM CDT Fri Apr 9 2021
ARC015-087-100330-
/O.CON.KTSA.SV.W.0051.000000T0000Z-210410T0330Z/
Madison AR-Carroll AR-
1021 PM CDT Fri Apr 9 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT
FOR SOUTHEASTERN MADISON AND SOUTHEASTERN CARROLL COUNTIES...
At 1021 PM CDT, a severe thunderstorm was located 6 miles southwest
of Kingston, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations in or near the path include...
Kingston... Marble...
Boston... Pettigrew...
Dryfork... Red Star...
Delmar... Weathers...
LAT...LON 3612 9348 3608 9348 3608 9345 3597 9345
3595 9349 3593 9349 3592 9351 3588 9351
3588 9352 3579 9352 3580 9365 3616 9361
3619 9330 3612 9330
TIME...MOT...LOC 0321Z 272DEG 43KT 3597 9358
HAIL...<.75IN
WIND...60MPH
$$524
WWUS54 KTSA 100327
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
1027 PM CDT Fri Apr 9 2021
ARC015-087-100337-
/O.EXP.KTSA.SV.W.0051.000000T0000Z-210410T0330Z/
Madison AR-Carroll AR-
1027 PM CDT Fri Apr 9 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MADISON AND
SOUTHEASTERN CARROLL COUNTIES WILL EXPIRE AT 1030 PM CDT...
The storm which prompted the warning has exited the warned area.
Therefore the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
northwestern Arkansas.
LAT...LON 3612 9348 3608 9348 3608 9345 3597 9345
3595 9349 3593 9349 3592 9351 3588 9351
3588 9352 3579 9352 3580 9365 3616 9361
3619 9330 3612 9330
TIME...MOT...LOC 0327Z 272DEG 43KT 3598 9360
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 8:02 PM CDT | Severe Thunderstorm Warning | TSA | Benton | 29 min |
| Apr 9, 9:00 PM CDT | Special Weather Statement | TSA | Benton, Washington | 30 min |
| Apr 9, 9:27 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Washington | 48 min |
| Apr 9, 10:12 PM CDT | Special Weather Statement | TSA | Crawford, Franklin, Sebastian | 33 min |
| Apr 9, 10:33 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Sebastian | 42 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.