Alert archive / Oklahoma / Tornado Warnings in 2013
Tornado Warning 48, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at May 31, 2013, 6:33 PM CDT for Nowata County, Washington County, Oklahoma. It was in force for 42 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
- May 31, 2013, 6:33 PM CDT (23:33 UTC)
- Expired
- May 31, 2013, 7:15 PM CDT
- In force
- 42 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Nowata County, OK, Washington County, OK
The radar
The Tulsa radar (KINX), 83 km from the middle of the area, began a volume at 23:35 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 |
|---|---|---|---|
| May 31, 6:38 PM CDT | TORNADO | 7 Ne Copan, OK | THIS TORNADO DAMAGED THE ROOF OF A HOME AND UPROOTED SEVERAL TREES. |
| May 31, 6:55 PM CDT | TSTM WND DMG | South Coffeyville, OK | NUMEROUS TREES DAMAGED. |
| May 31, 7:18 PM CDT | TSTM WND DMG | 10 Ese South Coffeyvill, OK | TREE UPROOTED. |
| May 31, 7:18 PM CDT | TSTM WND DMG | 11 Ne Lenapah, OK | LARGE TREE LIMBS BROKEN |
| May 31, 7:21 PM CDT | TORNADO | 10 Ese South Coffeyvill, OK | AN EF-0 TORNADO BRIEFLY OCCURRED ON THE NORTH SIDE OF A STRONG REAR-FLANK DOWNDRAFT SURGE. THE TORNADO DAMAGED A NUMBER OF TREES. A LARGER SWATH OF WIND DAMAGED OCCURRED ACROSS NORTHERN NOWATA COUTY. |
| May 31, 7:22 PM CDT | TSTM WND DMG | 14 Ne Lenapah, OK | TREES SPLIT AND LARGE BRANCHES BROKEN. |
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 |
|---|---|---|---|
| May 31, 3:27 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.6 hours before the alert went out and 157 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
- 805 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 614 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 368 m²/s²
- 0-3 km storm-relative helicity
- 350 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.6
The text
As transmitted, in the capitals the NWS used until 2016.
087
WFUS54 KTSA 312333
TORTSA
OKC105-147-010015-
/O.NEW.KTSA.TO.W.0048.130531T2333Z-130601T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
633 PM CDT FRI MAY 31 2013
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN NOWATA COUNTY IN NORTHEAST OKLAHOMA...
WASHINGTON COUNTY IN NORTHEAST OKLAHOMA...
* UNTIL 715 PM CDT
* AT 630 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL
ROTATION WAS LOCATED NEAR COPAN...MOVING EAST AT 40 MPH. THIS STORM
PRODUCED A TORNADO NEAR HULAH...AND ANOTHER TORNADO IS OCCURRING
OR IMMINENT.
* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...WANN...
LENAPAH AND SOUTH COFFEYVILLE.
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!
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF
BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. IF NO
UNDERGROUND SHELTER IS AVAILABLE TAKE COVER ON THE LOWEST FLOOR IN
AN INTERIOR ROOM AWAY FROM WINDOWS.
&&
LAT...LON 3700 9541 3694 9542 3694 9543 3685 9543
3678 9544 3684 9600 3700 9599
TIME...MOT...LOC 2333Z 267DEG 35KT 3692 9590
$$4 follow-up statements
338
WWUS54 KTSA 312337 RRA
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
637 PM CDT FRI MAY 31 2013
OKC105-147-010015-
/O.CON.KTSA.TO.W.0048.000000T0000Z-130601T0015Z/
NOWATA OK-WASHINGTON OK-
637 PM CDT FRI MAY 31 2013
...TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR WASHINGTON
AND NORTHERN NOWATA COUNTIES...
AT 635 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
WAS LOCATED NEAR COPAN...MOVING EAST AT 40 MPH. THIS STORM PRODUCED A
TORNADO NEAR HULAH...AND ANOTHER TORNADO IS OCCURRING OR IMMINENT.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...WANN...
LENAPAH AND SOUTH COFFEYVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
TENNIS BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. IF NO
UNDERGROUND SHELTER IS AVAILABLE TAKE COVER ON THE LOWEST FLOOR IN
AN INTERIOR ROOM AWAY FROM WINDOWS.
&&
LAT...LON 3700 9541 3694 9542 3694 9543 3685 9543
3678 9544 3684 9597 3700 9598
TIME...MOT...LOC 2338Z 267DEG 35KT 3692 9584
$$718
WWUS54 KTSA 312342
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
642 PM CDT FRI MAY 31 2013
OKC105-147-010015-
/O.CON.KTSA.TO.W.0048.000000T0000Z-130601T0015Z/
NOWATA OK-WASHINGTON OK-
642 PM CDT FRI MAY 31 2013
...TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR WASHINGTON
AND NORTHERN NOWATA COUNTIES...
AT 639 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
WAS LOCATED NEAR WANN...MOVING EAST AT 40 MPH. THIS STORM PRODUCED A
TORNADO NEAR HULAH...AND ANOTHER TORNADO IS OCCURRING OR IMMINENT.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...LENAPAH
AND SOUTH COFFEYVILLE.
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!
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
TENNIS BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. IF NO
UNDERGROUND SHELTER IS AVAILABLE TAKE COVER ON THE LOWEST FLOOR IN
AN INTERIOR ROOM AWAY FROM WINDOWS.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 3700 9541 3694 9542 3694 9543 3685 9543
3678 9544 3684 9594 3699 9593
TIME...MOT...LOC 2342Z 267DEG 35KT 3695 9577
$$420
WWUS54 KTSA 312351
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
651 PM CDT FRI MAY 31 2013
OKC105-147-010015-
/O.CON.KTSA.TO.W.0048.000000T0000Z-130601T0015Z/
NOWATA OK-WASHINGTON OK-
651 PM CDT FRI MAY 31 2013
...TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR WASHINGTON
AND NORTHERN NOWATA COUNTIES...
AT 649 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
WAS LOCATED NEAR WANN...MOVING EAST AT 30 MPH. THIS STORM PRODUCED A
TORNADO NEAR HULAH...AND ANOTHER TORNADO IS OCCURRING OR IMMINENT.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...LENAPAH
AND SOUTH COFFEYVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
TENNIS BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. IF NO
UNDERGROUND SHELTER IS AVAILABLE TAKE COVER ON THE LOWEST FLOOR IN
AN INTERIOR ROOM AWAY FROM WINDOWS.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 3700 9541 3694 9542 3694 9543 3685 9543
3678 9544 3683 9585 3699 9585
TIME...MOT...LOC 2352Z 261DEG 25KT 3696 9570
$$969
WWUS54 KTSA 312356
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
656 PM CDT FRI MAY 31 2013
OKC147-010006-
/O.CAN.KTSA.TO.W.0048.000000T0000Z-130601T0015Z/
WASHINGTON OK-
656 PM CDT FRI MAY 31 2013
...THE TORNADO WARNING FOR WASHINGTON COUNTY IS CANCELLED...
LAT...LON 3700 9541 3694 9542 3694 9543 3685 9543
3678 9544 3682 9580 3683 9581 3699 9578
TIME...MOT...LOC 2356Z 262DEG 32KT 3697 9564
$$
OKC105-010015-
/O.CON.KTSA.TO.W.0048.000000T0000Z-130601T0015Z/
NOWATA OK-
656 PM CDT FRI MAY 31 2013
...TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR NORTHERN
NOWATA COUNTY...
AT 653 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
WAS LOCATED NEAR SOUTH COFFEYVILLE...MOVING EAST AT 35 MPH. THIS
STORM PRODUCED A TORNADO NEAR HULAH...AND ANOTHER TORNADO IS
OCCURRING OR IMMINENT.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...SOUTH
COFFEYVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
TENNIS BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. IF NO
UNDERGROUND SHELTER IS AVAILABLE TAKE COVER ON THE LOWEST FLOOR IN
AN INTERIOR ROOM AWAY FROM WINDOWS.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 3700 9541 3694 9542 3694 9543 3685 9543
3678 9544 3682 9580 3683 9581 3699 9578
TIME...MOT...LOC 2356Z 262DEG 32KT 3697 9564
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 7:05 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Tulsa | 55 min |
| May 30, 7:26 PM CDT | Tornado Warning | TSA | Cherokee, Delaware, Mayes | 49 min |
| May 30, 7:46 PM CDT | Special Weather Statement | TSA | Rogers | 44 min |
| May 30, 7:52 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Rogers, Tulsa, Wagoner | 53 min |
| May 30, 8:10 PM CDT | Flash Flood Warning | TSA | Craig, Delaware, Mayes, Nowata, Rogers, Tulsa and 1 more | 6 hr |
| May 30, 8:12 PM CDT | Tornado Warning | TSA | Cherokee, Delaware, Mayes | 33 min |
| May 30, 8:33 PM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers, Tulsa, Wagoner | 57 min |
| May 30, 8:37 PM CDT | Tornado Warning | TSA | Delaware, Mayes | 53 min |
| May 30, 8:38 PM CDT | Tornado Warning | TSA | Tulsa, Wagoner | 37 min |
| May 30, 8:52 PM CDT | River Flood Warning | TSA | Nowata | 24 hr |
| May 30, 9:05 PM CDT | Tornado Warning | TSA | Cherokee, Mayes, Rogers, Wagoner | 40 min |
| May 30, 9:27 PM CDT | Tornado Warning | TSA | Delaware | 33 min |
| May 30, 9:28 PM CDT | River Flood Warning | TSA | Washington | 11 hr |
| May 30, 9:35 PM CDT | Special Weather Statement | TSA | LeFlore | 40 min |
| May 30, 9:37 PM CDT | Tornado Warning | TSA | Adair, Delaware | 53 min |
| May 30, 9:46 PM CDT | Special Weather Statement | TSA | Cherokee | 29 min |
| May 30, 10:56 PM CDT | Severe Thunderstorm Warning | TSA | Adair | 64 min |
| May 31, 12:20 AM CDT | Special Weather Statement | TSA | LeFlore | 40 min |
| May 31, 12:40 AM CDT | Flash Flood Warning | TSA | LeFlore | 5 hr |
| May 31, 1:49 AM CDT | Special Weather Statement | TSA | LeFlore | 41 min |
| May 31, 5:22 AM CDT | Areal Flood Warning | TSA | LeFlore | 18 hr |
| May 31, 11:18 AM CDT | River Flood Watch | TSA | Osage | 23 hr |
| May 31, 11:18 AM CDT | River Flood Watch | TSA | Washington | 23 hr |
| May 31, 11:18 AM CDT | River Flood Watch | TSA | Ottawa | 4 hr |
| May 31, 1:48 PM CDT | River Flood Warning | TSA | Ottawa | 54 hr |
| May 31, 2:16 PM CDT | River Flood Advisory | TSA | Cherokee | 71 hr |
| May 31, 2:16 PM CDT | River Flood Advisory | TSA | Cherokee, Delaware | 29 hr |
| May 31, 3:35 PM CDT | Special Weather Statement | TSA | Washington | 25 min |
| May 31, 4:52 PM CDT | Special Weather Statement | TSA | Osage | 38 min |
| May 31, 5:00 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 45 min |
| May 31, 5:29 PM CDT | Tornado Warning | TSA | Osage | 46 min |
| May 31, 5:31 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 29 min |
| May 31, 5:42 PM CDT | Tornado Warning | TSA | Osage | 33 min |
| May 31, 5:43 PM CDT | Tornado Warning | TSA | Osage | 32 min |
| May 31, 6:10 PM CDT | Tornado Warning | TSA | Osage, Washington | 50 min |
| May 31, 6:14 PM CDT | Tornado Warning | TSA | Osage | 31 min |
| May 31, 6:42 PM CDT | Tornado Warning | TSA | Osage | 48 min |
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.