Alert archive / Oklahoma / Tornado Warnings in 2018
Tornado Warning 16, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Aug 19, 2018, 4:03 PM CDT for Adair County, Cherokee County, Oklahoma. It was in force for 42 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
- Aug 19, 2018, 4:03 PM CDT (21:03 UTC)
- Expired
- Aug 19, 2018, 4:45 PM CDT
- In force
- 42 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Adair County, OK, Cherokee County, OK
The radar
The Western Arkansas radar (KSRX), 73 km from the middle of the area, began a volume at 21:04 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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 9.1 hours before the alert went out and 136 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
- 1069 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
993
WFUS54 KTSA 192103
TORTSA
OKC001-021-192145-
/O.NEW.KTSA.TO.W.0016.180819T2103Z-180819T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
403 PM CDT SUN AUG 19 2018
The National Weather Service in Tulsa has issued a
* Tornado Warning for...
Central Adair County in northeastern Oklahoma...
East central Cherokee County in east central Oklahoma...
* Until 445 PM CDT.
* At 403 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles east of Cherokee Landing State Park, moving
northeast at 30 mph.
HAZARD...Tornado.
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...
Stilwell... Westville...
Adair State Park... Christie...
Baron... Maryetta...
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 3608 9461 3588 9451 3583 9450 3571 9484
3581 9493
TIME...MOT...LOC 2103Z 233DEG 25KT 3577 9483
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$3 follow-up statements
964
WWUS54 KTSA 192117
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
417 PM CDT SUN AUG 19 2018
OKC021-192126-
/O.CAN.KTSA.TO.W.0016.000000T0000Z-180819T2145Z/
Cherokee OK-
417 PM CDT SUN AUG 19 2018
...THE TORNADO WARNING FOR EAST CENTRAL CHEROKEE COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area therefore the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM CDT for northwestern
Arkansas...and northeastern and east central Oklahoma.
LAT...LON 3608 9461 3588 9451 3583 9450 3578 9472
3584 9481 3589 9481
TIME...MOT...LOC 2116Z 233DEG 25KT 3583 9474
$$
OKC001-192145-
/O.CON.KTSA.TO.W.0016.000000T0000Z-180819T2145Z/
Adair OK-
417 PM CDT SUN AUG 19 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR CENTRAL
ADAIR COUNTY...
At 416 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles west of Maryetta, moving northeast at 30 mph.
HAZARD...Tornado.
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...
Stilwell... Westville...
Adair State Park... Christie...
Baron... Maryetta...
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 3608 9461 3588 9451 3583 9450 3578 9472
3584 9481 3589 9481
TIME...MOT...LOC 2116Z 233DEG 25KT 3583 9474
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$593
WWUS54 KTSA 192134
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
434 PM CDT SUN AUG 19 2018
OKC001-192145-
/O.CON.KTSA.TO.W.0016.000000T0000Z-180819T2145Z/
Adair OK-
434 PM CDT SUN AUG 19 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR CENTRAL
ADAIR COUNTY...
At 434 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Baron, moving northeast at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Westville... Baron...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3588 9451 3584 9462 3587 9467 3591 9468
3599 9457
TIME...MOT...LOC 2134Z 234DEG 25KT 3590 9460
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$211
WWUS54 KTSA 192142
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
442 PM CDT SUN AUG 19 2018
OKC001-192151-
/O.EXP.KTSA.TO.W.0016.000000T0000Z-180819T2145Z/
Adair OK-
442 PM CDT SUN AUG 19 2018
...THE TORNADO WARNING FOR CENTRAL ADAIR COUNTY WILL EXPIRE AT 445 PM
CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning will be allowed to expire.
A Tornado Watch remains in effect until 900 PM CDT for northwestern
Arkansas...and northeastern Oklahoma.
LAT...LON 3588 9451 3584 9462 3587 9467 3591 9468
3599 9457
TIME...MOT...LOC 2141Z 233DEG 25KT 3593 9455
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 10:45 PM CDT | Special Weather Statement | TSA | Choctaw | 30 min |
| Aug 18, 11:04 PM CDT | Special Weather Statement | TSA | Choctaw | 26 min |
| Aug 18, 11:31 PM CDT | Special Weather Statement | TSA | Choctaw | 44 min |
| Aug 19, 5:40 AM CDT | Special Weather Statement | TSA | Creek | 50 min |
| Aug 19, 6:29 AM CDT | Special Weather Statement | TSA | Creek, Okmulgee, Tulsa | 31 min |
| Aug 19, 6:51 AM CDT | Areal Flood Advisory | TSA | Creek, Mayes, Muskogee, Okfuskee, Okmulgee, Osage and 4 more | 3 hr |
| Aug 19, 7:00 AM CDT | Special Weather Statement | TSA | Okmulgee, Rogers, Tulsa, Wagoner | 45 min |
| Aug 19, 7:33 AM CDT | Special Weather Statement | TSA | Cherokee, Mayes, Rogers, Wagoner | 42 min |
| Aug 19, 8:02 AM CDT | Areal Flood Advisory | TSA | Adair, Cherokee, Craig, Delaware, Mayes, Ottawa and 2 more | 118 min |
| Aug 19, 8:07 AM CDT | Special Weather Statement | TSA | Adair, Cherokee, Mayes | 38 min |
| Aug 19, 8:31 AM CDT | Flash Flood Warning | TSA | Tulsa | 3 hr |
| Aug 19, 8:33 AM CDT | Special Weather Statement | TSA | Craig, Delaware, Ottawa | 42 min |
| Aug 19, 9:10 AM CDT | Special Weather Statement | TSA | Ottawa | 35 min |
| Aug 19, 11:26 AM CDT | Areal Flood Warning | TSA | Tulsa | 3 hr |
| Aug 19, 3:42 PM CDT | Special Weather Statement | TSA | Sequoyah | 48 min |
| Aug 19, 3:46 PM CDT | Tornado Warning | TSA | Mayes | 44 min |
| Aug 19, 4:12 PM CDT | Severe Thunderstorm Warning | TSA | Adair, Sequoyah | 48 min |
| Aug 19, 4:29 PM CDT | Severe Thunderstorm Warning | TSA | Craig, Delaware, Ottawa | 61 min |
Nearby
Tornado Warnings in Oklahoma, 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.