Alert archive / Oklahoma / Tornado Warnings in 2013
Tornado Warning 44, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at May 31, 2013, 5:42 PM CDT for Osage County, Oklahoma. It was in force for 33 min. 2 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, 5:42 PM CDT (22:42 UTC)
- Expired
- May 31, 2013, 6:15 PM CDT
- In force
- 33 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
County Osage County, OK
The radar
The Tulsa radar (KINX), 103 km from the middle of the area, began a volume at 22:44 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, 5:59 PM CDT | TSTM WND DMG | 19 Nne Pawhuska, OK | SMALL TREE SNAPPED AND LARGE BRANCHES DOWN. |
| May 31, 6:18 PM CDT | TORNADO | 2 Nw Hulah, OK | REPORTED BY A STORM CHASER AND WAS STRONGLY SUPPORTED BY RADAR. SURVEY TEAM FOUND NO DAMAGE AS IT REMAINED OVER OPEN COUNTRY. |
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
Lamont, OK (KLMN), launched 12:00Z, 10.7 hours before the alert went out and 121 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
- 1951 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 775 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 205 m²/s²
- 0-3 km storm-relative helicity
- 213 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
058 WFUS54 KTSA 312242 TORTSA OKC113-312315- /O.NEW.KTSA.TO.W.0044.130531T2242Z-130531T2315Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 542 PM CDT FRI MAY 31 2013 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN OSAGE COUNTY IN NORTHEAST OKLAHOMA... * UNTIL 615 PM CDT * AT 540 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS LOCATED 18 MILES WEST OF HULAH...MOVING EAST AT 40 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...HULAH. 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 3700 9601 3690 9601 3689 9644 3700 9645 TIME...MOT...LOC 2242Z 267DEG 35KT 3696 9633 $$
4 follow-up statements
177 WWUS54 KTSA 312247 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 547 PM CDT FRI MAY 31 2013 OKC113-312315- /O.CON.KTSA.TO.W.0044.000000T0000Z-130531T2315Z/ OSAGE OK- 547 PM CDT FRI MAY 31 2013 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN OSAGE COUNTY... AT 544 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS LOCATED 12 MILES WEST OF WAH SHA SHE STATE PARK...MOVING EAST AT 40 MPH. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...WAH SHA SHE STATE PARK AND HULAH. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS! && LAT...LON 3689 9639 3700 9639 3700 9601 3690 9601 TIME...MOT...LOC 2248Z 267DEG 35KT 3696 9626 $$
877 WWUS54 KTSA 312251 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 551 PM CDT FRI MAY 31 2013 OKC113-312315- /O.CON.KTSA.TO.W.0044.000000T0000Z-130531T2315Z/ OSAGE OK- 551 PM CDT FRI MAY 31 2013 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN OSAGE COUNTY... AT 549 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION WAS LOCATED 9 MILES WEST OF WAH SHA SHE STATE PARK...MOVING EAST AT 40 MPH. A TORNADO IS OCCURRING OR IMMINENT. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...WAH SHA SHE STATE PARK AND HULAH. 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 3689 9636 3700 9635 3700 9601 3690 9601 TIME...MOT...LOC 2251Z 266DEG 34KT 3697 9623 $$
705 WWUS54 KTSA 312257 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 557 PM CDT FRI MAY 31 2013 OKC113-312315- /O.CON.KTSA.TO.W.0044.000000T0000Z-130531T2315Z/ OSAGE OK- 557 PM CDT FRI MAY 31 2013 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN OSAGE COUNTY... AT 554 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION WAS LOCATED 8 MILES WEST OF WAH SHA SHE STATE PARK...MOVING EAST AT 25 MPH. A TORNADO IS OCCURRING OR IMMINENT. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...WAH SHA SHE STATE PARK AND HULAH. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS! && LAT...LON 3689 9636 3700 9635 3700 9601 3690 9601 TIME...MOT...LOC 2258Z 271DEG 21KT 3693 9622 $$
549 WWUS54 KTSA 312302 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 602 PM CDT FRI MAY 31 2013 OKC113-312315- /O.CON.KTSA.TO.W.0044.000000T0000Z-130531T2315Z/ OSAGE OK- 602 PM CDT FRI MAY 31 2013 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN OSAGE COUNTY... AT 558 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION WAS LOCATED 6 MILES WEST OF WAH SHA SHE STATE PARK...MOVING EAST AT 35 MPH. A TORNADO IS OCCURRING OR IMMINENT. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...WAH SHA SHE STATE PARK AND HULAH. 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 3689 9636 3700 9635 3700 9601 3690 9601 TIME...MOT...LOC 2302Z 265DEG 31KT 3693 9616 $$
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, 5:43 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, 6:33 PM CDT | Tornado Warning | TSA | Nowata, Washington | 42 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.