Alert archive / Oklahoma / Tornado Warnings in 2013
Tornado Warning 5, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 18, 2013, 12:17 AM CDT for 4 counties in Oklahoma. It was in force for 28 min. 6 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 18, 2013, 12:17 AM CDT (05:17 UTC)
- Expired
- Apr 18, 2013, 12:45 AM CDT
- In force
- 28 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Mayes County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK
The radar
The Tulsa radar (KINX), 14 km from the middle of the area, began a volume at 05:20 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 18, 12:28 AM CDT | TORNADO | 4 Sw Inola, OK | RATED EF0 WITH WINDS BETWEEN 70 AND 75 MPH. PATH LENGTH 0.9 MILES. PATH WIDTH 125 YARDS. BADLY DAMAGED A BARN. DOWNED SEVERAL TREES. DID MINOR DAMAGE TO THE ROOF OF A HOME. |
| Apr 18, 12:29 AM CDT | TORNADO | 2 Sw Inola, OK | RATED EF1 WITH WINDS BETWEEN 100 TO 110 MPH. PATH LENGTH 1.8 MILES. PATH WIDTH 140 YARDS. OVERTURNED SEVERAL EMPTY RAIL CARS. DESTROYED A MOBILE HOME. DAMAGED SEVERAL HOMES. |
| Apr 18, 12:30 AM CDT | TSTM WND DMG | 1 Se Inola, OK | ROOF BLOWN OFF A METAL BARN. SOCIAL MEDIA. |
| Apr 18, 12:31 AM CDT | TORNADO | 1 Ese Inola, OK | PRELIMINARY RATING IS EF-0. ADDITIONAL DETAILS WILL BE INCLUDED AS DATA IS REVIEWED. |
| Apr 18, 12:33 AM CDT | TORNADO | 1 Se Inola, OK | RATED EF1 WITH WINDS BETWEEN 90 AND 95 MPH. PATH LENGTH 1.9 MILES. PATH WIDTH 180 YARDS. DAMAGED THE ROOFS OF SEVERAL HOMES. BADLY DAMAGED A METAL FRAMED BUILDING. DESTOYED A SMALLER OUTBUILDING. |
| Apr 18, 12:48 AM CDT | TORNADO | 5 Ne Chouteau, OK | A TORNADO RATED EF-1 TORE MUCH OF THE ROOF OFF AN INDUSTRIAL BUILDING...DESTROYED A BARN...SNAPPED NUMEROUS LARGE TREE LIMBS...AND UPROOTED A COUPLE TREES. |
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 17, 10:47 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 5.3 hours before the alert went out and 163 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
- 1964 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 1350 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 291 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 9.2
The text
As transmitted, in the capitals the NWS used until 2016.
083
WFUS54 KTSA 180517
TORTSA
OKC097-131-143-145-180545-
/O.NEW.KTSA.TO.W.0005.130418T0517Z-130418T0545Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
1217 AM CDT THU APR 18 2013
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* TORNADO WARNING FOR...
MAYES COUNTY IN NORTHEAST OKLAHOMA...
ROGERS COUNTY IN NORTHEAST OKLAHOMA...
EASTERN TULSA COUNTY IN NORTHEAST OKLAHOMA...
NORTHWESTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA...
* UNTIL 1245 AM CDT
* AT 1211 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR BROKEN ARROW...MOVING NORTHEAST AT 65 MPH.
THIS STORM PRODUCED A TORNADO IN BROKEN ARROW AT ABOUT 1205 AM AND
MAY PRODUCE ANOTHER TORNADO AT ANY TIME. ANOTHER STRONG
CIRCULATION THAT MAY PRODUCE A TORNADO WAS LOCATED JUST NORTHEAST
OF COWETA.
* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
CATOOSA...VERDIGRIS...INOLA...TIAWAH...CLAREMORE...CHOUTEAU...
LOCUST GROVE...PRYOR...FOYIL...SALINA...ADAIR AND CHELSEA.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 230 AND 270.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
&&
LAT...LON 3622 9508 3586 9566 3607 9592 3654 9551
3658 9538
TIME...MOT...LOC 0516Z 215DEG 55KT 3614 9572
$$2 follow-up statements
429
WWUS54 KTSA 180528
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1228 AM CDT THU APR 18 2013
OKC143-180538-
/O.CAN.KTSA.TO.W.0005.000000T0000Z-130418T0545Z/
TULSA OK-
1228 AM CDT THU APR 18 2013
...THE TORNADO WARNING FOR EASTERN TULSA COUNTY IS CANCELLED...
LAT...LON 3622 9508 3586 9566 3594 9576 3624 9577
3654 9551 3658 9538
TIME...MOT...LOC 0528Z 215DEG 47KT 3611 9553
$$
OKC097-131-145-180545-
/O.CON.KTSA.TO.W.0005.000000T0000Z-130418T0545Z/
MAYES OK-ROGERS OK-WAGONER OK-
1228 AM CDT THU APR 18 2013
...TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
NORTHWESTERN WAGONER...ROGERS AND SOUTHWESTERN MAYES COUNTIES...
AT 1227 AM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
WAS LOCATED NEAR INOLA...MOVING NORTHEAST AT 55 MPH. THIS STORM
PRODUCED A TORNADO IN BROKEN ARROW AT ABOUT 1205 AM...AND ANOTHER
TORNADO IS OCCURRING OR IMMINENT.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
VERDIGRIS...INOLA...MAZIE...TIAWAH...CLAREMORE...CHOUTEAU...MURPHY...
SNOWDALE STATE PARK...ADAIR...SALINA...LOCUST GROVE...PRYOR...
CHELSEA...BUSHYHEAD AND FOYIL.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 236 AND 270.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
&&
LAT...LON 3622 9508 3586 9566 3594 9576 3624 9577
3654 9551 3658 9538
TIME...MOT...LOC 0528Z 215DEG 47KT 3611 9553
$$725
WWUS54 KTSA 180539
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1239 AM CDT THU APR 18 2013
OKC145-180549-
/O.CAN.KTSA.TO.W.0005.000000T0000Z-130418T0545Z/
WAGONER OK-
1239 AM CDT THU APR 18 2013
...THE TORNADO WARNING FOR NORTHWESTERN WAGONER COUNTY IS
CANCELLED...
LAT...LON 3617 9516 3608 9531 3612 9552 3619 9554
3641 9544
TIME...MOT...LOC 0539Z 226DEG 36KT 3618 9544
$$
OKC097-131-180545-
/O.CON.KTSA.TO.W.0005.000000T0000Z-130418T0545Z/
MAYES OK-ROGERS OK-
1239 AM CDT THU APR 18 2013
...TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
SOUTHEASTERN ROGERS AND SOUTHWESTERN MAYES COUNTIES...
AT 1238 AM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
WAS LOCATED NEAR INOLA...MOVING NORTHEAST AT 40 MPH. THIS STORM
PRODUCED A TORNADO IN BROKEN ARROW AT ABOUT 1205 AM...AND ANOTHER
TORNADO IS OCCURRING OR IMMINENT.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...CHOUTEAU
AND MURPHY.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 259 AND 261.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
&&
LAT...LON 3617 9516 3608 9531 3612 9552 3619 9554
3641 9544
TIME...MOT...LOC 0539Z 226DEG 36KT 3618 9544
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 7:22 PM CDT | Special Weather Statement | TSA | Delaware | 53 min |
| Apr 17, 8:42 PM CDT | Special Weather Statement | TSA | Delaware | 33 min |
| Apr 17, 9:02 PM CDT | Special Weather Statement | TSA | Pawnee | 43 min |
| Apr 17, 9:38 PM CDT | Special Weather Statement | TSA | Creek, Osage, Washington | 52 min |
| Apr 17, 10:09 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee, Okmulgee, Tulsa | 51 min |
| Apr 17, 10:35 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Rogers, Tulsa, Washington | 55 min |
| Apr 17, 10:46 PM CDT | Special Weather Statement | TSA | Craig, Nowata | 44 min |
| Apr 17, 11:00 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee, Okmulgee, Tulsa | 60 min |
| Apr 17, 11:12 PM CDT | Tornado Warning | TSA | Creek, Okmulgee | 33 min |
| Apr 17, 11:44 PM CDT | Tornado Warning | TSA | Creek, Okmulgee, Rogers, Tulsa, Wagoner | 31 min |
| Apr 17, 11:53 PM CDT | Severe Thunderstorm Warning | TSA | Mayes, Muskogee, Okmulgee, Rogers, Tulsa, Wagoner | 52 min |
| Apr 18, 12:17 AM CDT | Flash Flood Warning | TSA | Creek, Muskogee, Okfuskee, Okmulgee, Rogers, Tulsa and 1 more | 4 hr |
| Apr 18, 12:38 AM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Delaware, Mayes, Muskogee, Okmulgee and 2 more | 67 min |
| Apr 18, 12:46 AM CDT | Tornado Warning | TSA | Delaware, Mayes | 29 min |
| Apr 18, 1:00 AM CDT | Flash Flood Warning | TSA | Cherokee, Craig, Delaware, Mayes, Muskogee, Ottawa and 2 more | 4 hr |
| Apr 18, 1:16 AM CDT | Tornado Warning | TSA | Delaware, Mayes, Ottawa | 44 min |
| Apr 18, 1:53 AM CDT | Tornado Warning | TSA | Adair, Cherokee, Delaware | 37 min |
| Apr 18, 2:19 AM CDT | Severe Thunderstorm Warning | TSA | Adair, Delaware | 56 min |
| Apr 18, 2:39 AM CDT | Tornado Warning | TSA | Adair, Cherokee, Delaware | 51 min |
| Apr 18, 2:46 AM CDT | Special Weather Statement | TSA | McIntosh, Muskogee, Okmulgee, Wagoner | 44 min |
| Apr 18, 3:11 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee, McIntosh, Muskogee, Okmulgee, Wagoner | 64 min |
| Apr 18, 3:16 AM CDT | Flash Flood Warning | TSA | Adair, Cherokee, Delaware, Ottawa | 4 hr |
| Apr 18, 4:28 AM CDT | Areal Flood Warning | TSA | Creek, Muskogee, Okfuskee, Okmulgee, Tulsa, Wagoner | 14 hr |
| Apr 18, 4:55 AM CDT | Areal Flood Warning | TSA | Cherokee, Delaware, Mayes, Muskogee, Rogers, Wagoner | 14 hr |
| Apr 18, 7:15 AM CDT | Areal Flood Warning | TSA | Adair, Cherokee, Delaware | 12 hr |
| Apr 18, 8:23 AM CDT | River Flood Warning | TSA | Cherokee, Delaware | 8 hr |
| Apr 18, 8:37 AM CDT | River Flood Warning | TSA | Okmulgee | 4 days |
| Apr 18, 9:08 AM CDT | River Flood Warning | TSA | Cherokee | 48 hr |
| Apr 18, 11:58 AM CDT | River Flood Warning | TSA | Adair | 30 hr |
| Apr 18, 3:30 PM CDT | Freeze Warning | TSA | Craig, Creek, Nowata, Pawnee, Rogers, Tulsa and 1 more | 17 hr |
Nearby
Tornado Warnings in Oklahoma, 2013Every tornado warning in 2013Tornadoes in 2013
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.