Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 90, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 29, 2012, 8:44 PM CDT for Osage County, Oklahoma. It was in force for 46 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
- May 29, 2012, 8:44 PM CDT (01:44 UTC)
- Expired
- May 29, 2012, 9:30 PM CDT
- In force
- 46 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
County Osage County, OK
The radar
The Tulsa radar (KINX), 74 km from the middle of the area, began a volume at 01:44 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.
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 29, 7:33 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 1.7 hours before the alert went out and 193 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
- 2199 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 1607 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 6.2
The text
As transmitted, in the capitals the NWS used until 2016.
760 WUUS54 KTSA 300144 SVRTSA OKC113-300230- /O.NEW.KTSA.SV.W.0090.120530T0144Z-120530T0230Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 844 PM CDT TUE MAY 29 2012 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN OSAGE COUNTY IN NORTHEAST OKLAHOMA * UNTIL 930 PM CDT * AT 844 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES NORTHEAST OF WYNONA...MOVING EAST AT 15 MPH. STORM HAZARDS INCLUDE... QUARTER SIZE HAIL... WIND GUSTS TO 60 MPH... * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE... BARNSDALL...OKESA AND AVANT. PRECAUTIONARY/PREPAREDNESS ACTIONS... PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. && LAT...LON 3675 9601 3648 9600 3651 9634 3670 9646 TIME...MOT...LOC 0145Z 264DEG 12KT 3660 9627 $$
2 follow-up statements
626 WWUS54 KTSA 300207 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 907 PM CDT TUE MAY 29 2012 OKC113-300230- /O.CON.KTSA.SV.W.0090.000000T0000Z-120530T0230Z/ OSAGE OK- 907 PM CDT TUE MAY 29 2012 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR EASTERN OSAGE COUNTY... AT 905 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR TALLANT... MOVING EAST AT 15 MPH. STORM HAZARDS INCLUDE... QUARTER SIZE HAIL... WIND GUSTS TO 60 MPH... SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE... BARNSDALL...OKESA...WOLCO AND AVANT. PRECAUTIONARY/PREPAREDNESS ACTIONS... PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. && LAT...LON 3671 9632 3675 9601 3648 9600 3651 9632 TIME...MOT...LOC 0207Z 264DEG 12KT 3661 9618 $$
679 WWUS54 KTSA 300230 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 930 PM CDT TUE MAY 29 2012 OKC113-300240- /O.EXP.KTSA.SV.W.0090.000000T0000Z-120530T0230Z/ OSAGE OK- 930 PM CDT TUE MAY 29 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OSAGE COUNTY EXPIRES AT 930 PM CDT... THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA AND WEAKENED BELOW SEVERE LIMITS...THEREFORE THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1 AM! LAT...LON 3671 9632 3675 9601 3648 9600 3651 9632 TIME...MOT...LOC 0207Z 264DEG 12KT 3661 9618 $$
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 7:11 PM CDT | Special Weather Statement | TSA | Osage | 49 min |
| May 29, 7:27 PM CDT | Special Weather Statement | TSA | Creek | 48 min |
| May 29, 7:49 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 41 min |
| May 29, 8:07 PM CDT | Special Weather Statement | TSA | Creek | 53 min |
| May 29, 8:17 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 43 min |
| May 29, 8:25 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 35 min |
| May 29, 8:30 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee, Tulsa | 45 min |
| May 29, 8:40 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee, Okmulgee | 50 min |
| May 29, 8:49 PM CDT | Special Weather Statement | TSA | Tulsa | 41 min |
| May 29, 8:55 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Tulsa | 28 min |
| May 29, 8:57 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Okmulgee, Tulsa, Wagoner | 48 min |
| May 29, 9:18 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Muskogee, Okfuskee, Okmulgee | 27 min |
| May 29, 9:29 PM CDT | Special Weather Statement | TSA | Muskogee | 46 min |
| May 29, 9:34 PM CDT | Special Weather Statement | TSA | Okfuskee | 26 min |
| May 29, 9:39 PM CDT | Special Weather Statement | TSA | Wagoner | 36 min |
| May 29, 9:46 PM CDT | Special Weather Statement | TSA | McIntosh | 44 min |
| May 29, 10:05 PM CDT | Special Weather Statement | TSA | Cherokee, Craig, Mayes, Muskogee, Nowata | 55 min |
| May 29, 10:10 PM CDT | Areal Flood Advisory | TSA | McIntosh, Okfuskee, Okmulgee | 110 min |
| May 29, 10:19 PM CDT | Special Weather Statement | TSA | McIntosh, Pittsburg | 41 min |
| May 29, 10:22 PM CDT | Severe Thunderstorm Warning | TSA | Latimer, McIntosh, Pittsburg | 53 min |
| May 29, 10:52 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer, McIntosh, Pittsburg | 68 min |
| May 29, 10:54 PM CDT | Special Weather Statement | TSA | Ottawa | 36 min |
| May 29, 11:04 PM CDT | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 45 min |
| May 29, 11:17 PM CDT | Special Weather Statement | TSA | Sequoyah | 58 min |
| May 29, 11:21 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer, LeFlore, Pittsburg, Pushmataha | 54 min |
| May 29, 11:38 PM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Latimer, Pittsburg, Pushmataha | 67 min |
| May 30, 12:31 AM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 59 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2012Every severe thunderstorm warning in 2012
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.