Alert archive / Arkansas / Tornado Warnings in 2018
Tornado Warning 9, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 13, 2018, 5:48 PM CDT for Franklin County, Sebastian County, Arkansas. It was in force for 42 min. 3 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
- Apr 13, 2018, 5:48 PM CDT (22:48 UTC)
- Expired
- Apr 13, 2018, 6:30 PM CDT
- In force
- 42 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Franklin County, AR, Sebastian County, AR
The radar
The Western Arkansas radar (KSRX), 41 km from the middle of the area, began a volume at 22:50 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 13, 5:50 PM CDT | TORNADO | 5 Nnw Charleston, AR | THIS TORNADO DEVELOPED AT ABOUT 546 PM CDT AND DISSIPATED AT ABOUT 554 PM CDT. IT DAMAGED A HOME, DAMAGED A BARN, AND BLEW DOWN TREES AND POWER POLES. BASED ON THIS DAMAGE IT WAS RATED EF-1, WITH ESTIMATED MAXIMUM WINDS OF 85 TO 95 MPH. |
| Apr 13, 6:00 PM CDT | TSTM WND DMG | 1 E Lavaca, AR | TREES DOWN ON ROADWAYS, POWER LINES DOWN. |
| Apr 13, 6:09 PM CDT | HAIL 1 | 6 W Ozark, AR |
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 |
|---|---|---|---|
| Apr 13, 1:20 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 10.8 hours before the alert went out and 161 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
- 1715 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 572 m²/s²
- 0-3 km storm-relative helicity
- 541 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
025
WFUS54 KTSA 132248
TORTSA
ARC047-131-132330-
/O.NEW.KTSA.TO.W.0009.180413T2248Z-180413T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
548 PM CDT FRI APR 13 2018
The National Weather Service in Tulsa has issued a
* Tornado Warning for...
Franklin County in west central Arkansas...
Northeastern Sebastian County in west central Arkansas...
* Until 630 PM CDT
* At 548 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles northwest of Charleston, moving northeast at 55
mph.
HAZARD...Tornado and quarter 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 in or near the path include...
Ozark... Charleston...
Lavaca... Mulberry...
Altus... Branch...
Wiederkehr Village... Cass...
Bloomer... Jethro...
Barnes... Redding...
Watalula... Meg...
Toney... Peter Pender...
Turners Bend... Vesta...
Cecil... Lonelm...
This includes Interstate 40 in Arkansas between mile markers 25 and
42.
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 3547 9371 3541 9380 3542 9380 3540 9381
3524 9408 3535 9421 3538 9418 3538 9414
3541 9414 3545 9411 3544 9408 3546 9403
3547 9406 3552 9403 3577 9376 3572 9370
TIME...MOT...LOC 2248Z 226DEG 46KT 3535 9407
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
692 follow-up statements
784
WWUS54 KTSA 132256
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
556 PM CDT FRI APR 13 2018
ARC131-132305-
/O.CAN.KTSA.TO.W.0009.000000T0000Z-180413T2330Z/
Sebastian AR-
556 PM CDT FRI APR 13 2018
...THE TORNADO WARNING FOR NORTHEASTERN SEBASTIAN COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. therefore the warning has been cancelled.
A tornado watch remains in effect until 1000 PM CDT for northwestern
and west central Arkansas.
LAT...LON 3547 9371 3541 9380 3542 9380 3540 9381
3530 9408 3544 9408 3546 9403 3547 9406
3548 9404 3549 9405 3550 9403 3552 9403
3577 9376 3572 9370
TIME...MOT...LOC 2255Z 225DEG 38KT 3540 9402
$$
ARC047-132330-
/O.CON.KTSA.TO.W.0009.000000T0000Z-180413T2330Z/
Franklin AR-
556 PM CDT FRI APR 13 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR FRANKLIN
COUNTY...
At 555 PM CDT, a confirmed tornado was located 7 miles south of
Mulberry, moving northeast at 45 mph.
HAZARD...Damaging tornado and quarter size hail.
SOURCE...Radar confirmed tornado.
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 in or near the path include...
Ozark... Charleston...
Mulberry... Altus...
Wiederkehr Village... Cass...
Jethro... Barnes...
Redding... Watalula...
Meg... Toney...
Peter Pender... Turners Bend...
Vesta... Cecil...
Lonelm... Taft...
Cravens... Paradise...
This includes Interstate 40 in Arkansas between mile markers 25 and
42.
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 3547 9371 3541 9380 3542 9380 3540 9381
3530 9408 3544 9408 3546 9403 3547 9406
3548 9404 3549 9405 3550 9403 3552 9403
3577 9376 3572 9370
TIME...MOT...LOC 2255Z 225DEG 38KT 3540 9402
TORNADO...OBSERVED
HAIL...1.00IN
$$
69478
WWUS54 KTSA 132331
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
631 PM CDT FRI APR 13 2018
ARC047-132340-
/O.EXP.KTSA.TO.W.0009.000000T0000Z-180413T2330Z/
Franklin AR-
631 PM CDT FRI APR 13 2018
...THE TORNADO WARNING FOR FRANKLIN COUNTY HAS EXPIRED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been allowed to expire.
A tornado watch remains in effect until 1000 PM CDT for northwestern
and west central Arkansas.
Remember, a Severe Thunderstorm Warning still remains in effect for
portions of Franklin County and eastern portions of Sebastian
County.
LAT...LON 3547 9371 3541 9380 3542 9380 3540 9381
3530 9408 3544 9408 3546 9403 3547 9406
3548 9404 3549 9405 3550 9403 3552 9403
3577 9376 3572 9370
TIME...MOT...LOC 2330Z 226DEG 46KT 3571 9363
$$
69The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 3:14 PM CDT | Special Weather Statement | TSA | Benton | 46 min |
| Apr 13, 3:28 PM CDT | Special Weather Statement | TSA | Crawford | 47 min |
| Apr 13, 3:40 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 50 min |
| Apr 13, 3:50 PM CDT | Tornado Warning | TSA | Crawford, Franklin, Sebastian | 25 min |
| Apr 13, 4:10 PM CDT | Tornado Warning | TSA | Crawford, Franklin, Madison, Washington | 50 min |
| Apr 13, 4:57 PM CDT | Severe Thunderstorm Warning | TSA | Carroll, Madison | 48 min |
| Apr 13, 5:02 PM CDT | Tornado Warning | TSA | Carroll, Madison | 28 min |
| Apr 13, 5:06 PM CDT | Special Weather Statement | TSA | Sebastian | 39 min |
| Apr 13, 5:19 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Sebastian | 41 min |
| Apr 13, 5:29 PM CDT | Tornado Warning | TSA | Carroll | 15 min |
| Apr 13, 6:02 PM CDT | Severe Thunderstorm Warning | TSA | Franklin, Sebastian | 28 min |
| Apr 13, 6:27 PM CDT | Severe Thunderstorm Warning | TSA | Franklin, Sebastian | 34 min |
Nearby
Tornado Warnings in Arkansas, 2018Every tornado warning in 2018Tornadoes in 2018
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.