Alert archive / Arkansas / Tornado Warnings in 2018
Tornado Warning 6, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 13, 2018, 4:10 PM CDT for 4 counties in Arkansas. It was in force for 50 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, 4:10 PM CDT (21:10 UTC)
- Expired
- Apr 13, 2018, 5:00 PM CDT
- In force
- 50 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.25 in
Counties Crawford County, AR, Franklin County, AR, Madison County, AR, Washington County, AR
The radar
The Western Arkansas radar (KSRX), 54 km from the middle of the area, began a volume at 21:10 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, 4:14 PM CDT | TSTM WND DMG | Mountainburg, AR | ROOF PARTIALLY REMOVED FROM HOME ON NORTH SIDE OF TOWN. POWER LINES DOWN ON ALONG HIGHWAY 71. |
| Apr 13, 4:18 PM CDT | TORNADO | Mountainburg, AR | SPRINGDALE ASP ADVISES THAT ONE HOME DAMAGED. |
| Apr 13, 5:00 PM CDT | TSTM WND DMG | 2 N Rudy, AR | LARGE TREE DOWN. |
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, 9.2 hours before the alert went out and 135 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.
933
WFUS54 KTSA 132110
TORTSA
ARC033-047-087-143-132200-
/O.NEW.KTSA.TO.W.0006.180413T2110Z-180413T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
410 PM CDT FRI APR 13 2018
The National Weather Service in Tulsa has issued a
* Tornado Warning for...
Southern Madison County in northwestern Arkansas...
Northern Franklin County in west central Arkansas...
Northeastern Crawford County in northwestern Arkansas...
Southeastern Washington County in northwestern Arkansas...
* Until 500 PM CDT
* At 410 PM CDT, a severe thunderstorm with strong low level rotation
that could produce a tornado at any time was located near
Mountainburg, moving northeast at 45 mph.
HAZARD...Tornado and half dollar 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...
Mountainburg... Alma...
Elkins... Mulberry...
Dyer... Winslow...
Chester... St. Paul...
Wesley... Saint Paul...
Boston... Pettigrew...
Brentwood... Japton...
Lake Fort Smith... Witter...
Fern... Goshen...
Georgetown... Bidville...
This includes the following highways,
Interstate 40 in Arkansas between mile markers 13 and 18.
Interstate 49 between mile markers 22 and 43.
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 9419 3560 9434 3612 9393 3586 9355
TIME...MOT...LOC 2110Z 224DEG 40KT 3560 9420
TORNADO...RADAR INDICATED
HAIL...1.25IN
$$
694 follow-up statements
355
WWUS54 KTSA 132117
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
417 PM CDT FRI APR 13 2018
ARC033-047-087-143-132200-
/O.CON.KTSA.TO.W.0006.000000T0000Z-180413T2200Z/
Madison AR-Franklin AR-Crawford AR-Washington AR-
417 PM CDT FRI APR 13 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR SOUTHERN
MADISON...NORTHWESTERN FRANKLIN...NORTHEASTERN CRAWFORD AND
SOUTHEASTERN WASHINGTON COUNTIES...
At 417 PM CDT, a confirmed tornado was located over Lake Fort Smith,
moving northeast at 45 mph.
HAZARD...Damaging tornado and half dollar size hail.
SOURCE...Radar confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Mountainburg... Elkins...
Winslow... Chester...
St. Paul... Wesley...
Saint Paul... Boston...
Pettigrew... Brentwood...
Japton... Lake Fort Smith...
Witter... Fern...
Goshen... Georgetown...
Bidville... Crosses...
Combs... Locke...
This includes Interstate 49 between mile markers 30 and 43.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3557 9414 3568 9428 3612 9393 3586 9355
TIME...MOT...LOC 2117Z 220DEG 41KT 3567 9414
TORNADO...OBSERVED
HAIL...1.25IN
$$
69666
WWUS54 KTSA 132134
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
434 PM CDT FRI APR 13 2018
ARC033-047-132143-
/O.CAN.KTSA.TO.W.0006.000000T0000Z-180413T2200Z/
Franklin AR-Crawford AR-
434 PM CDT FRI APR 13 2018
...THE TORNADO WARNING FOR NORTHWESTERN FRANKLIN AND NORTHEASTERN
CRAWFORD COUNTIES 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 3577 9385 3579 9413 3612 9393 3591 9362
TIME...MOT...LOC 2133Z 222DEG 48KT 3584 9395
$$
ARC087-143-132200-
/O.CON.KTSA.TO.W.0006.000000T0000Z-180413T2200Z/
Madison AR-Washington AR-
434 PM CDT FRI APR 13 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHWESTERN MADISON AND SOUTHEASTERN WASHINGTON COUNTIES...
At 433 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles east of Brentwood, moving northeast at 55 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Winslow... St. Paul...
Wesley... Saint Paul...
Japton... Witter...
Georgetown... Wyola...
Tuttle... Delaney...
Arnett... Brashears...
Crosses... Patrick...
Combs... Durham...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3577 9385 3579 9413 3612 9393 3591 9362
TIME...MOT...LOC 2133Z 222DEG 48KT 3584 9395
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
69684
WWUS54 KTSA 132147
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
447 PM CDT FRI APR 13 2018
ARC143-132156-
/O.CAN.KTSA.TO.W.0006.000000T0000Z-180413T2200Z/
Washington AR-
447 PM CDT FRI APR 13 2018
...THE TORNADO WARNING FOR SOUTHEASTERN WASHINGTON 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
Arkansas.
LAT...LON 3587 9386 3591 9394 3608 9389 3598 9372
3596 9369
TIME...MOT...LOC 2146Z 221DEG 34KT 3593 9385
$$
ARC087-132200-
/O.CON.KTSA.TO.W.0006.000000T0000Z-180413T2200Z/
Madison AR-
447 PM CDT FRI APR 13 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHWESTERN MADISON COUNTY...
At 446 PM CDT, a severe thunderstorm capable of producing a tornado
was located 3 miles southwest of Japton, moving northeast at 40 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Japton... Georgetown...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3587 9386 3591 9394 3608 9389 3598 9372
3596 9369
TIME...MOT...LOC 2146Z 221DEG 34KT 3593 9385
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
69071
WWUS54 KTSA 132158
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
458 PM CDT FRI APR 13 2018
ARC087-132207-
/O.EXP.KTSA.TO.W.0006.000000T0000Z-180413T2200Z/
Madison AR-
458 PM CDT FRI APR 13 2018
...THE TORNADO WARNING FOR SOUTHWESTERN MADISON COUNTY WILL EXPIRE AT
500 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.
A tornado watch remains in effect until 1000 PM CDT for northwestern
Arkansas.
Remember, a Severe Thunderstorm Warning still remains in effect for
portions of Madison and Carroll Counties until 600 pm.
LAT...LON 3587 9386 3591 9394 3608 9389 3598 9372
3596 9369
TIME...MOT...LOC 2157Z 224DEG 40KT 3602 9375
$$
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, 4:57 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, 5:48 PM CDT | Tornado Warning | TSA | Franklin, Sebastian | 42 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.