Alert archive / Arkansas / Tornado Warnings in 2018
Tornado Warning 7, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 13, 2018, 5:02 PM CDT for Carroll County, Madison County, Arkansas. It was in force for 28 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 13, 2018, 5:02 PM CDT (22:02 UTC)
- Expired
- Apr 13, 2018, 5:30 PM CDT
- In force
- 28 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Carroll County, AR, Madison County, AR
The radar
The Springfield radar (KSGF), 114 km from the middle of the area, began a volume at 22:03 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 13, 1:20 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 10.0 hours before the alert went out and 78 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.
850
WFUS54 KTSA 132202
TORTSA
ARC015-087-132230-
/O.NEW.KTSA.TO.W.0007.180413T2202Z-180413T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
502 PM CDT FRI APR 13 2018
The National Weather Service in Tulsa has issued a
* Tornado Warning for...
Northeastern Madison County in northwestern Arkansas...
Eastern Carroll County in northwestern Arkansas...
* Until 530 PM CDT
* At 502 PM CDT, a severe thunderstorm capable of producing a tornado
was located 3 miles southeast of Forum, 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...
Berryville... Green Forest...
Withrow Springs State Park... Rudd...
Marble... Forum...
Urbanette... Rule...
Rockhouse... Cabanal...
Metalton... Connor...
Coin... Alabam...
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 3607 9364 3617 9378 3647 9351 3633 9330
TIME...MOT...LOC 2202Z 218DEG 48KT 3616 9367
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
691 follow-up statement
549
WWUS54 KTSA 132221
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
521 PM CDT FRI APR 13 2018
ARC087-132230-
/O.CAN.KTSA.TO.W.0007.000000T0000Z-180413T2230Z/
Madison AR-
521 PM CDT FRI APR 13 2018
...THE TORNADO WARNING FOR NORTHEASTERN MADISON COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. therefore the warning has been cancelled.
A tornado watch remains in effect until 1000 PM CDT for northwestern
Arkansas.
LAT...LON 3617 9351 3624 9358 3644 9346 3633 9330
TIME...MOT...LOC 2220Z 228DEG 30KT 3623 9353
$$
ARC015-132230-
/O.CON.KTSA.TO.W.0007.000000T0000Z-180413T2230Z/
Carroll AR-
521 PM CDT FRI APR 13 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR EASTERN
CARROLL COUNTY...
At 520 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Rudd, moving northeast at 35 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...
Green Forest... Rudd...
Rule... Coin...
Cabanal... Metalton...
Connor...
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 3617 9351 3624 9358 3644 9346 3633 9330
TIME...MOT...LOC 2220Z 228DEG 30KT 3623 9353
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
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, 5:06 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.