Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 28, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 3, 2012, 6:09 PM CDT for Haskell County, Latimer County, LeFlore County, Oklahoma. It was in force for 36 min. 1 report 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 3, 2012, 6:09 PM CDT (23:09 UTC)
- Expired
- Apr 3, 2012, 6:45 PM CDT
- In force
- 36 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Haskell County, OK, Latimer County, OK, LeFlore County, OK
The radar
The Western Arkansas radar (KSRX), 37 km from the middle of the area, began a volume at 23:09 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 3, 6:35 PM CDT | TSTM WND DMG | Panama, OK | TREES AND POWER LINES DOWN IN PANAMA. |
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 3, 3:43 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.2 hours before the alert went out and 214 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
- 7 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 803 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -81 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
152
WUUS54 KTSA 032309
SVRTSA
OKC061-077-079-032345-
/O.NEW.KTSA.SV.W.0028.120403T2309Z-120403T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
609 PM CDT TUE APR 3 2012
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN HASKELL COUNTY IN SOUTHEAST OKLAHOMA
NORTHEASTERN LATIMER COUNTY IN SOUTHEAST OKLAHOMA
NORTHERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA
* UNTIL 645 PM CDT
* AT 605 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR RED OAK...
MOVING NORTHEAST AT 45 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
FANSHAWE...BOKOSHE...PANAMA...SPIRO AND CAMERON.
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 3514 9447 3489 9503 3500 9512 3529 9464
3531 9460
TIME...MOT...LOC 2309Z 237DEG 41KT 3499 9500
$$1 follow-up statement
617
WWUS54 KTSA 032330
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
630 PM CDT TUE APR 3 2012
OKC061-077-032341-
/O.CAN.KTSA.SV.W.0028.000000T0000Z-120403T2345Z/
HASKELL OK-LATIMER OK-
630 PM CDT TUE APR 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LATIMER AND
SOUTHEASTERN HASKELL COUNTIES IS CANCELLED...
LAT...LON 3502 9484 3511 9493 3512 9493 3531 9460
3514 9447
TIME...MOT...LOC 2331Z 237DEG 41KT 3512 9474
$$
OKC079-032345-
/O.CON.KTSA.SV.W.0028.000000T0000Z-120403T2345Z/
LE FLORE OK-
630 PM CDT TUE APR 3 2012
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR
NORTHERN LE FLORE COUNTY...
AT 628 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BOKOSHE...
MOVING NORTHEAST AT 45 MPH.
STORM HAZARDS INCLUDE...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...SHADY
POINT...PANAMA...SPIRO...CAMERON AND SCULLYVILLE.
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 3502 9484 3511 9493 3512 9493 3531 9460
3514 9447
TIME...MOT...LOC 2331Z 237DEG 41KT 3512 9474
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 7:00 AM CDT | Special Weather Statement | TSA | Pittsburg | 60 min |
| Apr 3, 7:27 AM CDT | Special Weather Statement | TSA | Pittsburg | 63 min |
| Apr 3, 8:00 AM CDT | Areal Flood Advisory | TSA | Haskell, Latimer, Pittsburg, Pushmataha | 60 min |
| Apr 3, 9:04 AM CDT | Areal Flood Advisory | TSA | Haskell, Latimer, LeFlore, Pushmataha | 116 min |
| Apr 3, 4:01 PM CDT | Special Weather Statement | TSA | Pittsburg | 44 min |
| Apr 3, 4:50 PM CDT | Special Weather Statement | TSA | Pittsburg | 40 min |
| Apr 3, 5:33 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer | 42 min |
| Apr 3, 6:24 PM CDT | Special Weather Statement | TSA | Haskell | 51 min |
| Apr 3, 6:44 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore, Sequoyah | 46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.