Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 80, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 7, 2021, 6:08 PM CDT for Crawford County, Franklin County, Sebastian County, Arkansas. It was in force for 13 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
- May 7, 2021, 6:08 PM CDT (23:08 UTC)
- Expired
- May 7, 2021, 6:21 PM CDT
- In force
- 13 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Crawford County, AR, Franklin County, AR, Sebastian County, AR
The radar
The Western Arkansas radar (KSRX), 31 km from the middle of the area, began a volume at 23:13 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 7, 6:08 PM CDT | HAIL 1 | Van Buren, AR | SIZE ESTIMATED FROM PHOTO ON SOCIAL MEDIA. |
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 12:00Z, 11.1 hours before the alert went out and 179 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
- 2097 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- -79 m²/s²
- 0-3 km storm-relative helicity
- -26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
746
WUUS54 KTSA 072308
SVRTSA
ARC033-047-131-072345-
/O.NEW.KTSA.SV.W.0080.210507T2308Z-210507T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
608 PM CDT Fri May 7 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Southwestern Franklin County in west central Arkansas...
Southwestern Crawford County in northwestern Arkansas...
Northeastern Sebastian County in west central Arkansas...
* Until 645 PM CDT.
* At 608 PM CDT, a severe thunderstorm was located near Van Buren,
moving southeast at 45 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...
Fort Smith... Van Buren...
Charleston... Alma...
Barling... Lavaca...
Branch... Rudy...
Bloomer... Fort Chaffee...
Kibler... Central City...
Concord... Shibley...
Peter Pender... Vesta...
Furry... Ursula...
This includes the following highways,
Interstate 40 in Arkansas between mile markers 4 and 14.
Interstate 540 between mile markers 1 and 6.
LAT...LON 3532 9392 3523 9392 3523 9403 3514 9403
3514 9404 3542 9441 3554 9430 3532 9381
3531 9381
TIME...MOT...LOC 2308Z 304DEG 37KT 3544 9430
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
163
WWUS54 KTSA 072321
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
621 PM CDT Fri May 7 2021
ARC033-047-131-072331-
/O.CAN.KTSA.SV.W.0080.000000T0000Z-210507T2345Z/
Franklin AR-Crawford AR-Sebastian AR-
621 PM CDT Fri May 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN FRANKLIN...
SOUTHWESTERN CRAWFORD AND NORTHEASTERN SEBASTIAN COUNTIES IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled. However small hail is
still possible with this thunderstorm.
LAT...LON 3532 9392 3523 9392 3523 9403 3514 9403
3514 9404 3542 9441 3554 9430 3532 9381
3531 9381
TIME...MOT...LOC 2320Z 304DEG 37KT 3536 9416
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 5:25 PM CDT | Special Weather Statement | TSA | Sebastian | 20 min |
| May 7, 5:43 PM CDT | Special Weather Statement | TSA | Sebastian | 17 min |
| May 7, 5:56 PM CDT | Special Weather Statement | TSA | Crawford | 34 min |
| May 7, 6:00 PM CDT | Special Weather Statement | TSA | Benton | 30 min |
| May 7, 6:28 PM CDT | Special Weather Statement | TSA | Franklin | 17 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.